Diagnostic Trouble Code Chart

HINT:

The parameters listed in the chart are for reference only. Factors such as instrument type may cause readings to differ slightly from stated values. If any DTCs are displayed during a check mode DTC check, check the circuit for the DTCs listed in the table below. For details of each DTC, refer to the information indicated.

2UZ-FE SFI SYSTEM

DTC Code	Detection Item	Trouble Area	MIL	Memory	Refer To
P0010	Camshaft Position "A" Actuator Circuit (Bank 1)	- Open or short in Oil Control Valve (OCV) (bank 1) circuit - Oil Control Valve (OCV) (bank 1) - ECM	Comes on	DTC stored	Refer to DTC P0010: Camshaft Position "A" Actuator Circuit (Bank 1); DTC P0020: Camshaft Position "A" Actuator Circuit (Bank 2)
P0011	Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)	- Oil Control Valve (OCV) - Valve timing - VVT controller assembly - ECM	Comes on	DTC stored	Refer to DTC P0011: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1); DTC P0012: Camshaft Position "A" - Timing Over-Retarded (Bank 1); DTC P0021: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2); DTC P0022: Camshaft Position "A" - Timing Over-Retarded (Bank 2)
P0012	Camshaft Position "A" - Timing Over-Retarded (Bank 1)	Same as P0011	Comes on	DTC stored	Refer to DTC P0011: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1); DTC P0012: Camshaft Position "A" - Timing Over-Retarded (Bank 1); DTC P0021: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2); DTC P0022: Camshaft Position "A" - Timing Over-Retarded (Bank 2)
P0016	Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)	- Mechanical system (Timing belt has jumped tooth or belt stretched) - Oil control valve (OCV) - Camshaft timing tube assembly - ECM	Comes on	DTC stored	Refer to DTC P0016: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A); DTC P0018: Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A)
P0018	Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A)	Same as P0016	Comes on	DTC stored	Refer to DTC P0016: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A); DTC P0018: Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A)
P0020	Camshaft Position "A" Actuator Circuit (Bank 2)	- Open or short in OCV (bank 2) circuit - OCV (bank 2) - ECM	Comes on	DTC stored	Refer to DTC P0010: Camshaft Position "A" Actuator Circuit (Bank 1); DTC P0020: Camshaft Position "A" Actuator Circuit (Bank 2)
P0021	Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2)	Same as P0011	Comes on	DTC stored	Refer to DTC P0011: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1); DTC P0012: Camshaft Position "A" - Timing Over-Retarded (Bank 1); DTC P0021: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2); DTC P0022: Camshaft Position "A" - Timing Over-Retarded (Bank 2)
P0022	Camshaft Position "A" - Timing Over-Retarded (Bank 2)	Same as P0011	Comes on	DTC stored	Refer to DTC P0011: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1); DTC P0012: Camshaft Position "A" - Timing Over-Retarded (Bank 1); DTC P0021: Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2); DTC P0022: Camshaft Position "A" - Timing Over-Retarded (Bank 2)
P0031	Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)	- Open in Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) heater circuit - Air Fuel Ratio (A/F) sensor heater (bank 1 sensor 1) - A/F relay - ECM	Comes on	DTC stored	Refer to DTC P0031: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1); DTC P0032: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1); DTC P0051: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1); DTC P0052: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)
P0032	Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)	- Short in A/F sensor (bank 1 sensor 1) heater circuit - A/F sensor heater (bank 1 sensor 1) - A/F relay - ECM	Comes on	DTC stored	Refer to DTC P0031: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1); DTC P0032: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1); DTC P0051: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1); DTC P0052: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)
P0037	Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)	- Open in Heated Oxygen (HO2) sensor heater circuit - Heated Oxygen (HO2) sensor heater (bank 1 sensor 2) - EFI relay - ECM	Comes on	DTC stored	Refer to DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2); DTC P0057: Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2); DTC P0058: Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2); DTC P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2); DTC P0161: Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0038	Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)	- Short in HO2 sensor heater circuit - HO2 sensor heater (bank 1 sensor 2) - EFI relay - ECM	Comes on	DTC stored	Refer to DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2); DTC P0057: Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2); DTC P0058: Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2); DTC P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2); DTC P0161: Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0051	Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1)	- Open in A/F sensor (bank 2 sensor 1) heater circuit - A/F sensor heater (bank 2 sensor 1) - A/F relay - ECM	Comes on	DTC stored	Refer to DTC P0031: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1); DTC P0032: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1); DTC P0051: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1); DTC P0052: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)
P0052	Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)	- Short in A/F sensor (bank 2 sensor 1) heater circuit - A/F sensor heater (bank 2 sensor 1) - A/F relay - ECM	Comes on	DTC stored	Refer to DTC P0031: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1); DTC P0032: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1); DTC P0051: Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1); DTC P0052: Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)
P0057	Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2)	- Open in HO2 sensor heater circuit - HO2 sensor heater (bank 2 sensor 2) - EFI relay - ECM	Comes on	DTC stored	Refer to DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2); DTC P0057: Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2); DTC P0058: Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2); DTC P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2); DTC P0161: Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0058	Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2)	- Short in HO2 sensor heater circuit - HO2 sensor heater (bank 2 sensor 2) - EFI relay - ECM	Comes on	DTC stored	Refer to DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2); DTC P0057: Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2); DTC P0058: Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2); DTC P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2); DTC P0161: Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0100	Mass Air Flow Circuit Malfunction	- Open or short in Mass Air Flow (MAF) meter circuit - Mass Air Flow (MAF) meter - ECM	Comes on	DTC stored	Refer to DTC P0100: Mass Air Flow Circuit Malfunction; DTC P0102: Mass Air Flow Circuit Low; DTC P0103: Mass Air Flow Circuit High
P0101	Mass Air Flow Circuit Range / Performance Problem	Mass Air Flow (MAF) meter	Comes on	DTC stored	Refer to DTC P0101: Mass Air Flow Circuit Range / Performance Problem
P0102	Mass Air Flow Circuit Low	- Open or short in Mass Air Flow (MAF) meter circuit - Mass Air Flow (MAF) meter - ECM	Comes on	DTC stored	Refer to DTC P0100: Mass Air Flow Circuit Malfunction; DTC P0102: Mass Air Flow Circuit Low; DTC P0103: Mass Air Flow Circuit High
P0103	Mass Air Flow Circuit High	- Open or short in Intake Air Temperature (IAT) sensor circuit - Intake Air Temperature (IAT) sensor (built into MAF meter) - ECM	Comes on	DTC stored	Refer to DTC P0100: Mass Air Flow Circuit Malfunction; DTC P0102: Mass Air Flow Circuit Low; DTC P0103: Mass Air Flow Circuit High
P0110	Intake Air Temperature Circuit	- Open or short in Intake Air Temperature (IAT) sensor circuit - Intake Air Temperature (IAT) sensor (built into MAF meter) - ECM	Comes on	DTC stored	Refer to DTC P0110: Intake Air Temperature Circuit; DTC P0112: Intake Air Temperature Circuit Low Input; DTC P0113: Intake Air Temperature Circuit High Input
P0111	Intake Air Temperature Sensor Gradient Too High	Mass air flow meter	Comes on	DTC stored	Refer to DTC P0111: Intake Air Temperature Sensor Gradient Too High
P0112	Intake Air Temperature Circuit Low Input	- Short in IAT sensor circuit - IAT sensor (built into MAF meter) - ECM	Comes on	DTC stored	Refer to DTC P0110: Intake Air Temperature Circuit; DTC P0112: Intake Air Temperature Circuit Low Input; DTC P0113: Intake Air Temperature Circuit High Input
P0113	Intake Air Temperature Circuit High Input	- Open in IAT sensor circuit - IAT sensor (built into MAF meter) - ECM	Comes on	DTC stored	Refer to DTC P0110: Intake Air Temperature Circuit; DTC P0112: Intake Air Temperature Circuit Low Input; DTC P0113: Intake Air Temperature Circuit High Input
P0115	Engine Coolant Temperature Circuit	- Open or short in Engine Coolant Temperature (ECT) sensor circuit - Engine Coolant Temperature (ECT) sensor - ECM	Comes on	DTC stored	Refer to DTC P0115: Engine Coolant Temperature Circuit; DTC P0117: Engine Coolant Temperature Circuit Low Input; DTC P0118: Engine Coolant Temperature Circuit High Input
P0116	Engine Coolant Temperature Circuit Range / Performance Problem	Engine Coolant Temperature (ECT) sensor	Comes on	DTC stored	Refer to DTC P0116: Engine Coolant Temperature Circuit Range / Performance Problem
P0117	Engine Coolant Temperature Circuit Low Input	- Short in ECT sensor circuit - ECT sensor - ECM	Comes on	DTC stored	Refer to DTC P0115: Engine Coolant Temperature Circuit; DTC P0117: Engine Coolant Temperature Circuit Low Input; DTC P0118: Engine Coolant Temperature Circuit High Input
P0118	Engine Coolant Temperature Circuit High Input	- Open in ECT sensor circuit - ECT sensor - ECM	Comes on	DTC stored	Refer to DTC P0115: Engine Coolant Temperature Circuit; DTC P0117: Engine Coolant Temperature Circuit Low Input; DTC P0118: Engine Coolant Temperature Circuit High Input
P011B	Engine Coolant Temperature / Intake Air Temperature Correlation	- Open in ECT sensor circuit - ECT sensor - ECM	Comes on	DTC stored	Refer to DTC P011B: Engine Coolant Temperature / Intake Air Temperature Correlation
P0120	Throttle / Pedal Position Sensor / Switch "A" Circuit	- Throttle Position (TP) sensor (built into throttle body) - ECM	Comes on	DTC stored	Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
P0121	Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem	Throttle Position (TP) sensor (built into throttle body)	Comes on	DTC stored	Refer to DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem
P0122	Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input	- Throttle Position (TP) sensor (built into throttle body) - Short in VTA1 circuit - Open in VC circuit - ECM	Comes on	DTC stored	Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
P0123	Throttle / Pedal Position Sensor / Switch "A" Circuit High Input	- Throttle Position (TP) sensor (built into throttle body) - Open in VTA1 circuit - Open in E2 circuit - Short between VC and VTA1 circuits - ECM	Comes on	DTC stored	Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
P0125	Insufficient Coolant Temperature for Closed Loop Fuel Control	- Cooling system - Engine Coolant Temperature (ECT) sensor - Thermostat	Comes on	DTC stored	Refer to DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control
P0128	Thermostat Malfunction	- Thermostat - Cooling system - Engine Coolant Temperature (ECT) sensor - ECM	Comes on	DTC stored	Refer to DTC P0128: Thermostat Malfunction
P0136	Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)	- Open or short in Heated Oxygen (HO2) sensor circuit - Heated Oxygen (HO2) sensor (bank 1 sensor 2) - Heated Oxygen (HO2) sensor heater (bank 1 sensor 2) - Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) - EFI relay - Gas leakage from exhaust system	Comes on	DTC stored	Refer to DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2); DTC P0137: Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2); DTC P0138: Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2); DTC P0156: Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2); DTC P0157: Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2); DTC P0158: Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
P0137	Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)	- Open in HO2 sensor (bank 1 sensor 2) circuit - HO2 sensor (bank 1 sensor 2) - HO2 sensor heater (bank 1 sensor 2) - EFI relay - Gas leakage from exhaust system	Comes on	DTC stored	Refer to DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2); DTC P0137: Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2); DTC P0138: Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2); DTC P0156: Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2); DTC P0157: Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2); DTC P0158: Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
P0138	Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)	- Short in HO2 sensor (bank 1 sensor 2) circuit - HO2 sensor (bank 1 sensor 2) - ECM internal circuit malfunction	Comes on	DTC stored	Refer to DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2); DTC P0137: Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2); DTC P0138: Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2); DTC P0156: Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2); DTC P0157: Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2); DTC P0158: Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
P0141	Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)	- Open or short in HO2 sensor heater circuit - HO2 sensor heater (bank 1 sensor 2) - EFI relay - ECM	Comes on	DTC stored	Refer to DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2); DTC P0057: Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2); DTC P0058: Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2); DTC P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2); DTC P0161: Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0156	Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2)	- Open or short in HO2 sensor (bank 2 sensor 2) circuit - HO2 sensor (bank 2 sensor 2) - HO2 sensor heater (bank 2 sensor2) - A/F sensor (bank 2 sensor 1) - EFI relay - Gas leakage from exhaust system	Comes on	DTC stored	Refer to DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2); DTC P0137: Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2); DTC P0138: Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2); DTC P0156: Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2); DTC P0157: Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2); DTC P0158: Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
P0157	Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2)	- Open in HO2 sensor (bank 2 sensor 2) circuit - HO2 sensor (bank 2 sensor 2) - HO2 sensor heater (bank 2 sensor 2) - EFI relay - Gas leakage from exhaust system	Comes on	DTC stored	Refer to DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2); DTC P0137: Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2); DTC P0138: Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2); DTC P0156: Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2); DTC P0157: Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2); DTC P0158: Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
P0158	Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)	- Short in HO2 sensor (bank 2 sensor 2) circuit - HO2 sensor (bank 2 sensor 2) - ECM internal circuit malfunction	Comes on	DTC stored	Refer to DTC P0136: Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2); DTC P0137: Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2); DTC P0138: Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2); DTC P0156: Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2); DTC P0157: Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2); DTC P0158: Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
P0161	Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)	- Open or short in HO2 sensor heater circuit - HO2 sensor heater (bank 2 sensor 2) - EFI relay - ECM	Comes on	DTC stored	Refer to DTC P0037: Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2); DTC P0038: Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2); DTC P0057: Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2); DTC P0058: Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2); DTC P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2); DTC P0161: Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
P0171	System Too Lean (Bank 1)	- Air induction system - Injector blockage - Mass Air Flow (MAF) meter - Engine Coolant Temperature (ECT) sensor - Fuel pressure - Gas leakage in exhaust system - Open or short in HO2 sensor (bank 1 sensor 1) circuit - HO2 sensor (bank 1 sensor 1) - HO2 sensor heater (bank 1 sensor 1) - EFI relay - PCV piping - ECM	Comes on	DTC stored	Refer to DTC P0171: System Too Lean (Bank 1); DTC P0172: System Too Rich (Bank 1); DTC P0174: System Too Lean (Bank 2); DTC P0175: System Too Rich (Bank 2)
P0172	System Too Rich (Bank 1)	- Injector leakage or blockage - MAF meter - ECT sensor - Ignition system - Fuel pressure - Gas leakage in exhaust system - Open or short in HO2 sensor (bank 1 sensor 1) circuit - HO2 sensor (bank 1 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P0171: System Too Lean (Bank 1); DTC P0172: System Too Rich (Bank 1); DTC P0174: System Too Lean (Bank 2); DTC P0175: System Too Rich (Bank 2)
P0174	System Too Lean (Bank 2)	- Air Induction system - Injector blockage - MAF meter - ECT sensor - Fuel pressure - Gas leakage in exhaust system - Open or short in HO2 sensor (bank 2 sensor 1) circuit - HO2 sensor (bank 2 sensor 1) - HO2 sensor heater (bank 2 sensor 1) - EFI relay - PCV piping - ECM	Comes on	DTC stored	Refer to DTC P0171: System Too Lean (Bank 1); DTC P0172: System Too Rich (Bank 1); DTC P0174: System Too Lean (Bank 2); DTC P0175: System Too Rich (Bank 2)
P0175	System Too Rich (Bank 2)	- Injector leakage or blockage - MAF meter - ECT sensor - Ignition system - Fuel pressure - Gas leakage in exhaust system - Open or short in exhaust system (bank 2 sensor 1) circuit - HO2 sensor (bank 2 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P0171: System Too Lean (Bank 1); DTC P0172: System Too Rich (Bank 1); DTC P0174: System Too Lean (Bank 2); DTC P0175: System Too Rich (Bank 2)
P0220	Throttle / Pedal Position Sensor / Switch "B" Circuit	- Throttle Position (TP) sensor (built into throttle body) - ECM	Comes on	DTC stored	Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
P0222	Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input	- Throttle Position (TP) sensor (built into throttle body) - Short in VTA2 circuit - Open in VC circuit - ECM	Comes on	DTC stored	Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
P0223	Throttle / Pedal Position Sensor / Switch "B" Circuit High Input	- Throttle Position (TP) sensor (built into throttle body) - Open in VTA2 circuit - Open in E2 circuit - Short between VC and VTA2 circuits - ECM	Comes on	DTC stored	Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
P0230	Fuel Pump Primary Circuit	- Open or short in fuel pump relay circuit - Fuel pump relay - Circuit opening relay - Fuel pump - ECM	-	DTC stored	Refer to DTC P0230: Fuel Pump Primary Circuit
P0300	Random / Multiple Cylinder Misfire Detected	- Open or short in engine wire harness - Connector connection - Vacuum hose connection - Ignition system - Injector - Fuel pressure - Mass Air Flow (MAF) meter - Engine Coolant Temperature (ECT) sensor - Compression pressure - Valve clearance - Valve timing - PCV hose connection - PCV hose - ECM	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0301	Cylinder 1 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0302	Cylinder 2 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0303	Cylinder 3 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0304	Cylinder 4 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0305	Cylinder 5 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0306	Cylinder 6 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0307	Cylinder 7 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0308	Cylinder 8 Misfire Detected	Same as P0300	Comes on or blinks	DTC stored	Refer to DTC P0300: Random / Multiple Cylinder Misfire Detected; DTC P0301: Cylinder 1 Misfire Detected; DTC P0302: Cylinder 2 Misfire Detected; DTC P0303: Cylinder 3 Misfire Detected; DTC P0304: Cylinder 4 Misfire Detected; DTC P0305: Cylinder 5 Misfire Detected; DTC P0306: Cylinder 6 Misfire Detected; DTC P0307: Cylinder 7 Misfire Detected; DTC P0308: Cylinder 8 Misfire Detected
P0327	Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)	- Short in knock sensor 1 circuit - Knock sensor 1 - ECM	Comes on	DTC stored	Refer to DTC P0327: Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor); DTC P0328: Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor); DTC P0332: Knock Sensor 2 Circuit Low Input (Bank 2); DTC P0333: Knock Sensor 2 Circuit High Input (Bank 2)
P0328	Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)	- Open in knock sensor 1 circuit - Knock sensor 1 - ECM	Comes on	DTC stored	Refer to DTC P0327: Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor); DTC P0328: Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor); DTC P0332: Knock Sensor 2 Circuit Low Input (Bank 2); DTC P0333: Knock Sensor 2 Circuit High Input (Bank 2)
P0332	Knock Sensor 2 Circuit Low Input (Bank 2)	- Short in knock sensor 2 circuit - Knock sensor 2 - ECM	Comes on	DTC stored	Refer to DTC P0327: Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor); DTC P0328: Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor); DTC P0332: Knock Sensor 2 Circuit Low Input (Bank 2); DTC P0333: Knock Sensor 2 Circuit High Input (Bank 2)
P0333	Knock Sensor 2 Circuit High Input (Bank 2)	- Open in knock sensor 2 circuit - Knock sensor 2 - ECM	Comes on	DTC stored	Refer to DTC P0327: Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor); DTC P0328: Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor); DTC P0332: Knock Sensor 2 Circuit Low Input (Bank 2); DTC P0333: Knock Sensor 2 Circuit High Input (Bank 2)
P0335	Crankshaft Position Sensor "A" Circuit	- Open or short in Crankshaft Position (CKP) sensor circuit - Crankshaft Position (CKP) sensor - Signal plate (crankshaft position sensor plate No. 1) - ECM	Comes on	DTC stored	Refer to DTC P0335: Crankshaft Position Sensor "A" Circuit; DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent
P0339	Crankshaft Position Sensor "A" Circuit Intermittent	- Open or short in Crankshaft Position (CKP) sensor circuit - Crankshaft Position (CKP) sensor - Signal plate (crankshaft position sensor plate No. 1) - ECM	-	DTC stored	Refer to DTC P0335: Crankshaft Position Sensor "A" Circuit; DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent
P0340	Camshaft Position Sensor Circuit Malfunction	- Open or short in camshaft position sensor circuit - Camshaft position sensor - Bank 1 camshaft timing pulley - Timing belt has a jumped tooth - ECM	Comes on	DTC stored	Refer to DTC P0340: Camshaft Position Sensor Circuit Malfunction; DTC P0345: Camshaft Position Sensor "A" Circuit (Bank 2)
P0345	Camshaft Position Sensor "A" Circuit (Bank 2)	Same as P0340	Comes on	DTC stored	Refer to DTC P0340: Camshaft Position Sensor Circuit Malfunction; DTC P0345: Camshaft Position Sensor "A" Circuit (Bank 2)
P0351	Ignition Coil "A" Primary / Secondary Circuit	- Open or short in IGF1 or IGT1 circuit between No. 1 ignition coil and ECM - No. 1 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0352	Ignition Coil "B" Primary / Secondary Circuit	- Open or short in IGF2 or IGT2 circuit between No. 2 ignition coil and ECM - No. 2 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0353	Ignition Coil "C" Primary / Secondary Circuit	- Open or short in IGF2 or IGT3 circuit between No. 3 ignition coil and ECM - No. 3 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0354	Ignition Coil "D" Primary / Secondary Circuit	- Open or short in IGF1 or IGT4 circuit between No. 4 ignition coil and ECM - No. 4 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0355	Ignition Coil "E" Primary / Secondary Circuit	- Open or short in IGF2 or IGT5 circuit between No. 5 ignition coil and ECM - No. 5 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0356	Ignition Coil "F" Primary / Secondary Circuit	- Open or short in IGF1 or IGT6 circuit between No. 6 ignition coil and ECM - No. 6 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0357	Ignition Coil "G" Primary / Secondary Circuit	- Open or short in IGF1 or IGT7 circuit between No. 7 ignition coil and ECM - No. 7 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0358	Ignition Coil "H" Primary / Secondary Circuit	- Open or short in IGF2 or IGT8 circuit between No. 8 ignition coil and ECM - No. 8 ignition coil (primary ignition) - Ignition system - ECM	Comes on	DTC stored	Refer to DTC P0351: Ignition Coil "A" Primary / Secondary Circuit; DTC P0352: Ignition Coil "B" Primary / Secondary Circuit; DTC P0353: Ignition Coil "C" Primary / Secondary Circuit; DTC P0354: Ignition Coil "D" Primary / Secondary Circuit; DTC P0355: Ignition Coil "E" Primary / Secondary Circuit; DTC P0356: Ignition Coil "F" Primary / Secondary Circuit; DTC P0357: Ignition Coil "G" Primary / Secondary Circuit; DTC P0358: Ignition Coil "H" Primary / Secondary Circuit
P0412	Secondary Air Injection System Switching Valve "A" Circuit	- Open in air switching valve drive circuit - Short between air switching valve circuit and +B circuit - Short between air switching valve circuit and body ground - Air injection control driver - Air switching valve - ECM	Comes on	DTC stored	Refer to DTC P0412: Secondary Air Injection System Switching Valve "A" Circuit
P0418	Secondary Air Injection System Control "A" Circuit	- Open in air pump drive circuit - Short between air pump circuit and +B circuit - Short between air pump circuit and body ground - Air injection control driver - ECM	Comes on	DTC stored	Refer to DTC P0418: Secondary Air Injection System Control "A" Circuit
P0420	Catalyst System Efficiency Below Threshold (Bank 1)	- Gas leakage from exhaust system - Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) - Heated Oxygen (HO2) sensor (bank 1 sensor 2) - Three-way catalytic converter	Comes on	DTC stored	Refer to DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1); DTC P0430: Catalyst System Efficiency Below Threshold (Bank 2)
P0430	Catalyst System Efficiency Below Threshold (Bank 2)	- Gas leakage on exhaust system - A/F sensor (bank 2 sensor 1) - HO2 sensor (bank 2 sensor 2) - Three-way catalytic converter	Comes on	DTC stored	Refer to DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1); DTC P0430: Catalyst System Efficiency Below Threshold (Bank 2)
P043E	Evaporative Emission System Leak Detection Reference Orifice Low Flow	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM - Leakage from EVAP system	Comes on	DTC stored	Refer to DTC P043E: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F: Evaporative Emission System Reference Orifice High Flow; DTC P2401: Evaporative Emission Leak Detection Pump Stuck OFF; DTC P2402: Evaporative Emission Leak Detection Pump Stuck ON; DTC P2419: Evaporative Emission System Switching Valve Control Circuit Low
P043F	Evaporative Emission System Reference Orifice High Flow	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM - Leakage from EVAP system	Comes on	DTC stored	Refer to DTC P043E: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F: Evaporative Emission System Reference Orifice High Flow; DTC P2401: Evaporative Emission Leak Detection Pump Stuck OFF; DTC P2402: Evaporative Emission Leak Detection Pump Stuck ON; DTC P2419: Evaporative Emission System Switching Valve Control Circuit Low
P0441	Evaporative Emission Control System Incorrect Purge Flow	- Purge VSV - Connector/Wire harness (Purge VSV - ECM) - ECM - Pump module - Leakage from EVAP system	Comes on	DTC stored	Refer to DTC P0441: Evaporative Emission Control System Incorrect Purge Flow
P0450	Evaporative Emission Control System Pressure Sensor Malfunction	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM	Comes on	DTC stored	Refer to DTC P0450: Evaporative Emission Control System Pressure Sensor Malfunction; DTC P0451: Evaporative Emission Control System Pressure Sensor Range / Performance; DTC P0452: Evaporative Emission Control System Pressure Sensor / Switch Low Input; DTC P0453: Evaporative Emission Control System Pressure Sensor / Switch High Input
P0451	Evaporative Emission Control System Pressure Sensor Range / Performance	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM	Comes on	DTC stored	Refer to DTC P0450: Evaporative Emission Control System Pressure Sensor Malfunction; DTC P0451: Evaporative Emission Control System Pressure Sensor Range / Performance; DTC P0452: Evaporative Emission Control System Pressure Sensor / Switch Low Input; DTC P0453: Evaporative Emission Control System Pressure Sensor / Switch High Input
P0452	Evaporative Emission Control System Pressure Sensor / Switch Low Input	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM	Comes on	DTC stored	Refer to DTC P0450: Evaporative Emission Control System Pressure Sensor Malfunction; DTC P0451: Evaporative Emission Control System Pressure Sensor Range / Performance; DTC P0452: Evaporative Emission Control System Pressure Sensor / Switch Low Input; DTC P0453: Evaporative Emission Control System Pressure Sensor / Switch High Input
P0453	Evaporative Emission Control System Pressure Sensor / Switch High Input	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM	Comes on	DTC stored	Refer to DTC P0450: Evaporative Emission Control System Pressure Sensor Malfunction; DTC P0451: Evaporative Emission Control System Pressure Sensor Range / Performance; DTC P0452: Evaporative Emission Control System Pressure Sensor / Switch Low Input; DTC P0453: Evaporative Emission Control System Pressure Sensor / Switch High Input
P0455	Evaporative Emission Control System Leak Detected (Gross Leak)	- Fuel cap (loose) - Leakage from EVAP line (Canister - Fuel tank) - Leakage from EVAP line (Purge VSV - canister) - Canister pump module - Leakage from fuel tank - Leakage from canister	Comes on	DTC stored	Refer to DTC P0455: Evaporative Emission Control System Leak Detected (Gross Leak); DTC P0456: Evaporative Emission Control System Leak Detected (Very Small Leak)
P0456	Evaporative Emission Control System Leak Detected (Very Small Leak)	Same as P0445	Comes on	DTC stored	Refer to DTC P0455: Evaporative Emission Control System Leak Detected (Gross Leak); DTC P0456: Evaporative Emission Control System Leak Detected (Very Small Leak)
P0500	Vehicle Speed Sensor "A"	- Combination meter - Open or short in vehicle speed sensor circuit - Vehicle speed sensor - Skid control ECU - ECM	Comes on	DTC stored	Refer to DTC P0500: Vehicle Speed Sensor "A"; DTC P0503: Vehicle Speed Sensor "A" Intermittent / Erratic / High
P0503	Vehicle Speed Sensor "A" Intermittent / Erratic / High	- Combination meter - Open or short in vehicle speed sensor circuit - Vehicle speed sensor - Skid control ECU - ECM	-	DTC stored	Refer to DTC P0500: Vehicle Speed Sensor "A"; DTC P0503: Vehicle Speed Sensor "A" Intermittent / Erratic / High
P0504	Brake Switch "A" / "B" Correlation	- Short in stop light switch signal circuit - Stop light fuse - Stop light switch assembly - ECM	-	DTC stored	Refer to DTC P0504: Brake Switch "A" / "B" Correlation
P0505	Idle Control System Malfunction	- ETCS - Air induction system - PCV hose connection - ECM	Comes on	DTC stored	Refer to DTC P0505: Idle Control System Malfunction
P050A	Cold Start Idle Air Control System Performance	- Throttle body - Mass airflow meter - PCV hose - Air cleaner filter - Air induction system - VVT system - ECM	Comes on	DTC stored	Refer to DTC P050A: Cold Start Idle Air Control System Performance
P050B	Cold Start Ignition Timing Performance	- Throttle body assembly - Mass air flow meter - PCV system - Air cleaner filter element - Air induction system - VVT system - ECM	Comes on	DTC stored	Refer to DTC P050B: Cold Start Ignition Timing Performance
P0560	System Voltage	- Open in back-up power source circuit - EFI fuse - ECM	Comes on	DTC stored	Refer to DTC P0560: System Voltage
P0604	Random Access Memory (RAM)	ECM	Comes on	DTC stored	Refer to DTC P0604: Random Access Memory (RAM)
P0606	ECM / PCM Processor	- Exhaust gas leak - Heated oxygen sensor - ECM	Comes on/-	DTC stored	Refer to DTC P0606: ECM / PCM Processor
P0607	Control Module Performance	ECM	Comes on	DTC stored	Refer to DTC P0607: Control Module Performance
P0617	Starter Relay Circuit High	- Short in Park/Neutral position switch circuit - Park/Neutral position switch - Ignition switch - ECM	Comes on	DTC stored	Refer to DTC P0617: Starter Relay Circuit High
P0657	Actuator Supply Voltage Circuit / Open	ECM	Comes on	DTC stored	Refer to DTC P0657: Actuator Supply Voltage Circuit / Open
P0630	VIN not Programmed or Mismatch - ECM / PCM	ECM	Comes on	DTC stored	Refer to DTC P0630: VIN not Programmed or Mismatch - ECM / PCM
P1340	Camshaft Position Sensor "A" (Bank 1 Sensor 2)	- Open or short in camshaft position sensor circuit - Camshaft position sensor - Camshaft timing pulley LH - ECM	Comes on	DTC stored	Refer to DTC P1340: Camshaft Position Sensor "A" (Bank 1 Sensor 2)
P1440	Secondary Air Injection Vacuum Switching Valve Circuit Malfunction Bank 1	- Open or short in VSV for air injection control circuit (bank 1) - VSV power source - VSV for air injection (bank 1) - ECM	Comes on	DTC stored	Refer to DTC P1440: Secondary Air Injection Vacuum Switching Valve Circuit Malfunction Bank 1; DTC P1443: Secondary Air Injection Vacuum Switching Valve Circuit Malfunction Bank 2
P1441	Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 1	- VSV for air injection system (bank 1) - No. 2 air switching valve (bank 1) - VSV for air injection system (bank 1) - ECM	Comes on	DTC stored	Refer to DTC P1441: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 1; DTC P1444: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 2; DTC P2440: Secondary Air Injection System Switching Valve Stuck Open Bank1
P1442	Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 1	- VSV for air injection system circuit (bank 1) - Vacuum hose (VSV for air injection system - No. 2 air switching valve) - Air injector pipe (No. 2 air switching valve - exhaust manifold) - No. 2 air switching valve (bank 1) - VSV for air injection system (bank 1) - ECM	Comes on	DTC stored	Refer to DTC P1442: Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 1; DTC P1445: Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 2; DTC P2441: Secondary Air Injection System Switching Valve Stuck Close Bank1
P1443	Secondary Air Injection Vacuum Switching Valve Circuit Malfunction Bank 2	- Open or short in VSV for air injection system circuit (bank 2) - VSV power source - VSV for air injection system (bank 2) - ECM	Comes on	DTC stored	Refer to DTC P1440: Secondary Air Injection Vacuum Switching Valve Circuit Malfunction Bank 1; DTC P1443: Secondary Air Injection Vacuum Switching Valve Circuit Malfunction Bank 2
P1444	Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 2	- VSV for air injection system circuit (bank 2) - No. 2 air switching valve (bank 2) - VSV for air injection system (bank 2) - ECM	Comes on	DTC stored	Refer to DTC P1441: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 1; DTC P1444: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 2; DTC P2440: Secondary Air Injection System Switching Valve Stuck Open Bank1
P1445	Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 2	- VSV for air injection system circuit (bank 2) - Vacuum hose (VSV for air injection system - No. 2 air switching valve) - Air injection pipe (No. 2 air switching valve - exhaust manifold) - No. 2 air switching valve (bank 2) - VSV for air injection system (bank 2) - ECM	Comes on	DTC stored	Refer to DTC P1442: Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 1; DTC P1445: Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 2; DTC P2441: Secondary Air Injection System Switching Valve Stuck Close Bank1
P1613	Secondary Air Injection Driver Malfunction	- Air injection control driver (AID) - Open in air injection control driver ground circuit - Short in diagnostic information signal circuit (AID - ECM) - Open or short in air pump and air switching valve command signal circuit (AID - ECM) - Open or short in AID power source circuit - ECM	Comes on	DTC stored	Refer to DTC P1613: Secondary Air Injection Driver Malfunction
P2102	Throttle Actuator Control Motor Circuit Low	- Open in throttle actuator circuit - Throttle actuator - ECM	Comes on	DTC stored	Refer to DTC P2102: Throttle Actuator Control Motor Circuit Low; DTC P2103: Throttle Actuator Control Motor Circuit High
P2103	Throttle Actuator Control Motor Circuit High	- Short in throttle actuator circuit - Throttle actuator - Throttle valve - Throttle body assembly - ECM	Comes on	DTC stored	Refer to DTC P2102: Throttle Actuator Control Motor Circuit Low; DTC P2103: Throttle Actuator Control Motor Circuit High
P2111	Throttle Actuator Control System - Stuck Open	- Throttle actuator - Throttle valve - Throttle body - Throttle control motor circuit	Comes on	DTC stored	Refer to DTC P2111: Throttle Actuator Control System - Stuck Open; DTC P2112: Throttle Actuator Control System - Stuck Closed
P2112	Throttle Actuator Control System - Stuck Closed	Same as P2111	Comes on	DTC stored	Refer to DTC P2111: Throttle Actuator Control System - Stuck Open; DTC P2112: Throttle Actuator Control System - Stuck Closed
P2118	Throttle Actuator Control Motor Current Range / Performance	- Open in ETCS power source circuit - ETCS fuse - ECM	Comes on	DTC stored	Refer to DTC P2118: Throttle Actuator Control Motor Current Range / Performance
P2119	Throttle Actuator Control Throttle Body Range / Performance	- ETCS - ECM	Comes on	DTC stored	Refer to DTC P2119: Throttle Actuator Control Throttle Body Range / Performance
P2120	Throttle / Pedal Position Sensor / Switch "D" Circuit	- Accelerator pedal position (APP) sensor - ECM	Comes on	DTC stored	Refer to DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
P2121	Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance	- APP sensor - APP sensor circuit - ECM	Comes on	DTC stored	Refer to DTC P2121: Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance
P2122	Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input	- APP sensor - Open in VCP1 circuit - Open or ground short VPA circuit - ECM	Comes on	DTC stored	Refer to DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
P2123	Throttle / Pedal Position Sensor / Switch "D" Circuit High Input	- APP sensor - Open in EPA circuit - ECM	Comes on	DTC stored	Refer to DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
P2125	Throttle / Pedal Position Sensor / Switch "E" Circuit	- APP sensor - ECM	Comes on	DTC stored	Refer to DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
P2127	Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input	- APP sensor - Open in VCP2 circuit - Open or ground short VPA2 circuit - ECM	Comes on	DTC stored	Refer to DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
P2128	Throttle / Pedal Position Sensor / Switch "E" Circuit High Input	- APP sensor - Open in EPA2 circuit - ECM	Comes on	DTC stored	Refer to DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
P2135	Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation	- Short between VTA1 and VTA2 circuit - Throttle Position (TP) sensor (built into throttle body) - ECM	Comes on	DTC stored	Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit; DTC P0122: Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input; DTC P0123: Throttle / Pedal Position Sensor / Switch "A" Circuit High Input; DTC P0220: Throttle / Pedal Position Sensor / Switch "B" Circuit; DTC P0222: Throttle / Pedal Position Sensor / Switch "B" Circuit Low Input; DTC P0223: Throttle / Pedal Position Sensor / Switch "B" Circuit High Input; DTC P2135: Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
P2138	Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation	- Short between VPA and VPA2 circuit - APP sensor - ECM	Comes on	DTC stored	Refer to DTC P2120: Throttle / Pedal Position Sensor / Switch "D" Circuit; DTC P2122: Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input; DTC P2123: Throttle / Pedal Position Sensor / Switch "D" Circuit High Input; DTC P2125: Throttle / Pedal Position Sensor / Switch "E" Circuit; DTC P2127: Throttle / Pedal Position Sensor / Switch "E" Circuit Low Input; DTC P2128: Throttle / Pedal Position Sensor / Switch "E" Circuit High Input; DTC P2138: Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation
P2195	Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)	- Open or short in Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) circuit - Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) - Air Fuel Ratio (A/F) sensor heater (bank 1 sensor 1) - A/F heater relay - A/F sensor heater and relay circuits - Air induction system - Fuel pressure - Fuel injector - ECM	Comes on	DTC stored	Refer to DTC P2195: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1); DTC P2196: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1); DTC P2197: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1); DTC P2198: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)
P2196	Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)	Same as P2195	Comes on	DTC stored	Refer to DTC P2195: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1); DTC P2196: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1); DTC P2197: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1); DTC P2198: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)
P2197	Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1)	- Open or short in A/F sensor (bank 2 sensor 1) circuit - A/F sensor (bank 2 sensor 1) - A/F sensor heater (bank 2 sensor 1) - A/F relay - A/F sensor heater and relay circuits - Air induction system - Fuel pressure - Fuel injector - ECM	Comes on	DTC stored	Refer to DTC P2195: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1); DTC P2196: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1); DTC P2197: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1); DTC P2198: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)
P2198	Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)	Same as P2197	Comes on	DTC stored	Refer to DTC P2195: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1); DTC P2196: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1); DTC P2197: Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1); DTC P2198: Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)
P2237	Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1)	- Open or short in A/F sensor (bank 1 sensor 1) circuit - A/F sensor (bank 1 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2238	Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)	- Open or short in Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) circuit - Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2239	Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)	Same as P2238	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2240	Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1)	- Open or short in A/F sensor (bank 2 sensor 1) circuit - A/F sensor (bank 2 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2241	Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1)	- Open or short in A/F sensor (bank 2 sensor 1) circuit - A/F sensor (bank 2 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2242	Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1)	Same as P2241	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2252	Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)	Same as P2238	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2253	Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)	Same as P2238	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2255	Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1)	Same as P2241	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2256	Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)	Same as P2241	Comes on	DTC stored	Refer to DTC P2237: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1); DTC P2238: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1); DTC P2239: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1); DTC P2240: Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1); DTC P2241: Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1); DTC P2242: Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1); DTC P2252: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1); DTC P2253: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1); DTC P2255: Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1); DTC P2256: Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
P2401	Evaporative Emission Leak Detection Pump Stuck OFF	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM - Leakage from EVAP system	Comes on	DTC stored	Refer to DTC P043E: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F: Evaporative Emission System Reference Orifice High Flow; DTC P2401: Evaporative Emission Leak Detection Pump Stuck OFF; DTC P2402: Evaporative Emission Leak Detection Pump Stuck ON; DTC P2419: Evaporative Emission System Switching Valve Control Circuit Low
P2402	Evaporative Emission Leak Detection Pump Stuck ON	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM - Leakage from EVAP system	Comes on	DTC stored	Refer to DTC P043E: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F: Evaporative Emission System Reference Orifice High Flow; DTC P2401: Evaporative Emission Leak Detection Pump Stuck OFF; DTC P2402: Evaporative Emission Leak Detection Pump Stuck ON; DTC P2419: Evaporative Emission System Switching Valve Control Circuit Low
P2419	Evaporative Emission System Switching Valve Control Circuit Low	- Canister pump module - Connector/Wire harness (Canister pump module - ECM) - ECM - Leakage from EVAP system	Comes on	DTC stored	Refer to DTC P043E: Evaporative Emission System Leak Detection Reference Orifice Low Flow; DTC P043F: Evaporative Emission System Reference Orifice High Flow; DTC P2401: Evaporative Emission Leak Detection Pump Stuck OFF; DTC P2402: Evaporative Emission Leak Detection Pump Stuck ON; DTC P2419: Evaporative Emission System Switching Valve Control Circuit Low
P2420	Evaporative Emission System Switching Valve Control Circuit High	- Canister pump module (Reference orifice, leak detection pump, vent valve) - Connector/wire harness (Canister pump module - ECM) - ECM	Comes on	DTC stored	Refer to DTC P2420: Evaporative Emission System Switching Valve Control Circuit High
P2430	Secondary Air Injection System Air Flow / Pressure Sensor Circuit Bank1	- Pressure sensor - Open or short in pressure sensor circuit - ECM	Comes on	DTC stored	Refer to DTC P2430: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Bank1; DTC P2431: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank1; DTC P2432: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low Bank1; DTC P2433: Secondary Air Injection System Air Flow / Pressure Sensor Circuit High Bank1
P2431	Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank1	- Pressure sensor - Open or short in pressure sensor circuit - ECM	Comes on	DTC stored	Refer to DTC P2430: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Bank1; DTC P2431: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank1; DTC P2432: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low Bank1; DTC P2433: Secondary Air Injection System Air Flow / Pressure Sensor Circuit High Bank1
P2432	Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low Bank1	- Pressure sensor - Open or short in pressure sensor circuit - ECM	Comes on	DTC stored	Refer to DTC P2430: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Bank1; DTC P2431: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank1; DTC P2432: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low Bank1; DTC P2433: Secondary Air Injection System Air Flow / Pressure Sensor Circuit High Bank1
P2433	Secondary Air Injection System Air Flow / Pressure Sensor Circuit High Bank1	- Pressure sensor - Open or short in pressure sensor circuit - ECM	Comes on	DTC stored	Refer to DTC P2430: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Bank1; DTC P2431: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Range / Performance Bank1; DTC P2432: Secondary Air Injection System Air Flow / Pressure Sensor Circuit Low Bank1; DTC P2433: Secondary Air Injection System Air Flow / Pressure Sensor Circuit High Bank1
P2440	Secondary Air Injection System Switching Valve Stuck Open Bank1	- Air switching valve - No. 2 air switching valve (bank 1 and/or 2) - VSV for air injection system (bank 1 and/or 2) - Air injection control driver - Air injection control driver circuit - ECM	Comes on	DTC stored	Refer to DTC P1441: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 1; DTC P1444: Stuck Open in Secondary Air Injection Vacuum Switching Valve Bank 2; DTC P2440: Secondary Air Injection System Switching Valve Stuck Open Bank1
P2441	Secondary Air Injection System Switching Valve Stuck Close Bank1	- Vacuum hoses (Throttle body - VSVs for air injection system) - Air switching valve - Air injection pipe (No. 2 air switching valve - exhaust manifold) - Air injection hose - No. 2 air switching valve (bank 1 and/or 2) - VSV for air injection system (bank 1 and/or 2) - Air injection control driver - Air injection control driver circuit - ECM	Comes on	DTC stored	Refer to DTC P1442: Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 1; DTC P1445: Stuck Close in Secondary Air Injection Vacuum Switching Valve Bank 2; DTC P2441: Secondary Air Injection System Switching Valve Stuck Close Bank1
P2444	Secondary Air Injection System Pump Stuck On Bank1	- Short in air pump circuit - Pressure sensor - Air injection control driver - Open or short in pressure sensor circuit - ECM	Comes on	DTC stored	Refer to DTC P2444: Secondary Air Injection System Pump Stuck On Bank1; DTC P2445: Secondary Air Injection System Pump Stuck Off Bank1
P2445	Secondary Air Injection System Pump Stuck Off Bank1	- Air pump fuse - Vacuum hose - Air pump assembly - Air injection control driver - Open in air pump circuit - Air injection system piping - Pressure sensor - Open or short in pressure sensor circuit - ECM	Comes on	DTC stored	Refer to DTC P2444: Secondary Air Injection System Pump Stuck On Bank1; DTC P2445: Secondary Air Injection System Pump Stuck Off Bank1
P2610	ECM / PCM Internal Engine Off Timer Performance	ECM	Comes on	DTC stored	Refer to DTC P2610: ECM / PCM Internal Engine Off Timer Performance
P2A00	A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)	- Open or short in Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) circuit - Air Fuel Ratio (A/F) sensor (bank 1 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P2A00: A/F Sensor Circuit Slow Response (Bank 1 Sensor 1); DTC P2A03: A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)
P2A03	A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)	- Open or short in A/F sensor (bank 2 sensor 1) circuit - A/F sensor (bank 2 sensor 1) - ECM	Comes on	DTC stored	Refer to DTC P2A00: A/F Sensor Circuit Slow Response (Bank 1 Sensor 1); DTC P2A03: A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)

HINT:

*: MIL flashes when a catalyst damaged misfire is detected.