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Diagnostic Trouble Code Chart

WARNING: This page is about a different variant/trim than selected.

HINT:

Parameters listed in the chart may not be exactly the same as yours depending on the type of instrument or other factors. If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, follow the "Refer to" reference.

SFI System 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area MIL Memory
P0010 Camshaft Position "A" Actuator Circuit (Bank 1)
  1. Open or short in camshaft timing oil control valve assembly (for intake camshaft) circuit
  2. Camshaft timing oil control valve assembly (for intake camshaft)
  3. ECM
 Comes on DTC stored
P0011 Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)
  1. Valve timing
  2. Camshaft timing oil control valve assembly (for intake camshaft)
  3. Oil control valve filter
  4. Camshaft timing gear assembly
  5. ECM
 Comes on DTC stored
P0012 Camshaft Position "A" - Timing Over-Retarded (Bank 1)
  1. Valve timing
  2. Camshaft timing oil control valve assembly (for intake camshaft)
  3. Oil control valve filter
  4. Camshaft timing gear assembly
  5. ECM
 Comes on DTC stored
P0013 Camshaft Position "B" Actuator Circuit/Open (Bank 1)
  1. Open or short in camshaft timing oil control valve assembly (for exhaust camshaft) circuit
  2. Camshaft timing oil control valve assembly (for exhaust camshaft)
  3. ECM
 Comes on DTC stored
P0014 Camshaft Position "B" - Timing Over-Advanced or System Performance (Bank 1)
  1. Valve timing
  2. Camshaft timing oil control valve assembly (for exhaust camshaft)
  3. Oil control valve filter
  4. Camshaft timing gear assembly (for exhaust camshaft)
  5. ECM
 Comes on DTC stored
P0015 Camshaft Position "B" - Timing Over-Retarded (Bank 1)
  1. Valve timing
  2. Camshaft timing oil control valve assembly (for exhaust camshaft)
  3. Oil control valve filter
  4. Camshaft timing gear assembly (for exhaust camshaft)
  5. ECM
 Comes on DTC stored
P0016 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
  1. Valve timing
  2. Camshaft timing oil control valve assembly (for intake camshaft)
  3. Oil control valve filter
  4. Camshaft timing gear assembly (for intake camshaft)
  5. ECM
 Comes on DTC stored
P0017 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)
  1. Valve timing
  2. Camshaft timing oil control valve assembly (for exhaust camshaft)
  3. Oil control valve filter
  4. Camshaft timing gear assembly (for exhaust camshaft)
  5. ECM
 Comes on DTC stored
P0031 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
  1. Open in air fuel ratio sensor heater circuit
  2. Air fuel ratio sensor heater (bank 1 sensor 1)
  3. EFI MAIN No. 2 relay
  4. ECM
 Comes on DTC stored
P0032 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)
  1. Short in air fuel ratio sensor heater circuit
  2. Air fuel ratio sensor heater (bank 1 sensor 1)
  3. EFI MAIN No. 2 relay
  4. ECM
 Comes on DTC stored
P0037 Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)
  1. Open in heated oxygen sensor (bank 1 sensor 2) heater circuit
  2. Heated oxygen sensor (bank 1 sensor 2) heater
  3. EFI MAIN No. 2 relay
  4. ECM
 Comes on DTC stored
P0038 Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
  1. Short in heated oxygen sensor (bank 1 sensor 2) heater circuit
  2. Heated oxygen sensor (bank 1 sensor 2) heater
  3. EFI MAIN No. 2 relay
  4. ECM
 Comes on DTC stored
P0101 Mass Air Flow Circuit Range/Performance Problem
  1. Mass air flow meter
  2. Intake system
  3. PCV hose connections
 Comes on DTC stored
P0102 Mass or Volume Air Flow Circuit Low Input
  1. Open or short in mass air flow meter circuit
  2. Mass air flow meter
  3. ECM
 Comes on DTC stored
P0103 Mass or Volume Air Flow Circuit High Input
  1. Open or short in mass air flow meter circuit
  2. Mass air flow meter
  3. ECM
 Comes on DTC stored
P0111 Intake Air Temperature Sensor Gradient Too High Mass air flow meter Comes on DTC stored
P0112 Intake Air Temperature Circuit Low Input
  1. Short in intake air temperature sensor circuit
  2. Intake air temperature sensor (built into mass air flow meter)
  3. ECM
 Comes on DTC stored
P0113 Intake Air Temperature Circuit High Input
  1. Open in intake air temperature sensor circuit
  2. Intake air temperature sensor (built into mass air flow meter)
  3. ECM
 Comes on DTC stored
P0115 Engine Coolant Temperature Circuit Malfunction
  1. Open or short in engine coolant temperature sensor circuit
  2. Engine coolant temperature sensor
  3. ECM
 Comes on DTC stored
P0116 Engine Coolant Temperature Circuit Range/Performance Problem
  1. Thermostat
  2. Engine coolant temperature sensor
 Comes on DTC stored
P0117 Engine Coolant Temperature Circuit Low Input
  1. Short in engine coolant temperature sensor circuit
  2. Engine coolant temperature sensor
  3. ECM
 Comes on DTC stored
P0118 Engine Coolant Temperature Circuit High Input
  1. Open in engine coolant temperature sensor circuit
  2. Engine coolant temperature sensor
  3. ECM
 Comes on DTC stored
P011B Engine Coolant Temperature/Intake Air Temperature Correlation
  1. Intake air temperature sensor
  2. Engine coolant temperature sensor
  3. ECM
 Comes on DTC stored
P0120 Throttle/Pedal Position Sensor/Switch "A" Circuit Malfunction
  1. Throttle position sensor (built into throttle body)
  2. ECM
 Comes on DTC stored
P0121 Throttle/Pedal Position Sensor/Switch "A" Circuit Range/Performance Problem
  1. Throttle position sensor (built into throttle body)
  2. Throttle position sensor circuit
  3. ECM
 Comes on DTC stored
P0122 Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input
  1. Throttle position sensor (built into throttle body)
  2. Short in VTA1 circuit
  3. Open in VC circuit
  4. ECM
 Comes on DTC stored
P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input
  1. Throttle position sensor (built into throttle body)
  2. Open in VTA1 circuit
  3. Open in E2 circuit
  4. Short between VC and VTA1 circuits
  5. ECM
 Comes on DTC stored
P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control
  1. Cooling system
  2. Engine coolant temperature sensor
  3. Thermostat
 Comes on DTC stored
P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
  1. Thermostat
  2. Cooling system
  3. Engine coolant temperature sensor
  4. ECM
 Comes on DTC stored
P0136 Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
  1. Open or short in heated oxygen sensor (bank 1 sensor 2) circuit
  2. Heated oxygen sensor (bank 1 sensor 2)
  3. Heated oxygen sensor heater (bank 1 sensor 2)
  4. Air fuel ratio sensor (bank 1 sensor 1)
  5. Gas leak from exhaust system
 Comes on DTC stored
P0137 Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)
  1. Open in heated oxygen sensor (bank 1 sensor 2) circuit
  2. Heated oxygen sensor (bank 1 sensor 2)
  3. Heated oxygen sensor heater (bank 1 sensor 2)
  4. Gas leak from exhaust system
 Comes on DTC stored
P0138 Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
  1. Short in heated oxygen sensor (bank 1 sensor 2) circuit
  2. Heated oxygen sensor (bank 1 sensor 2)
  3. ECM
  4. Air fuel ratio sensor (bank 1 sensor 1)
 Comes on DTC stored
P0139 Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
  1. Short in heated oxygen sensor (bank 1 sensor 2) circuit
  2. Heated oxygen sensor (bank 1 sensor 2)
  3. ECM
 Comes on DTC stored
P0141 Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
  1. Open or short in heated oxygen sensor (bank 1 sensor 2) heater circuit
  2. Heated oxygen sensor (bank 1 sensor 2) heater
  3. EFI MAIN No. 2 relay
  4. ECM
 Comes on DTC stored
P0171 System Too Lean (Bank 1)
  1. Intake system
  2. Injector blockage
  3. Mass air flow meter
  4. Engine coolant temperature sensor
  5. Fuel pressure
  6. Gas leak from exhaust system
  7. Open or short in air fuel ratio sensor (bank 1 sensor 1) circuit
  8. Air fuel ratio sensor (bank 1 sensor 1)
  9. PCV valve and hose
  10. PCV hose connections
  11. ECM
 Comes on DTC stored
P0172 System Too Rich (Bank 1)
  1. Injector leak or blockage
  2. Mass air flow meter
  3. Engine coolant temperature sensor
  4. Ignition system
  5. Fuel pressure
  6. Gas leak from exhaust system
  7. Open or short in air fuel ratio sensor (bank 1 sensor 1) circuit
  8. Air fuel ratio sensor (bank 1 sensor 1)
  9. ECM
 Comes on DTC stored
P0220 Throttle/Pedal Position Sensor/Switch "B" Circuit
  1. Throttle position sensor (built into throttle body)
  2. ECM
 Comes on DTC stored
P0222 Throttle/Pedal Position Sensor/Switch "B" Circuit Low Input
  1. Throttle position sensor (built into throttle body)
  2. Short in VTA2 circuit
  3. Open in VC circuit
  4. ECM
 Comes on DTC stored
P0223 Throttle/Pedal Position Sensor/Switch "B" Circuit High Input
  1. Throttle position sensor (built into throttle body)
  2. Open in VTA2 circuit
  3. Open in E2 circuit
  4. Short between VC and VTA2 circuits
  5. ECM
 Comes on DTC stored
P0300 Random/Multiple Cylinder Misfire Detected
  1. Open or short in engine wire harness
  2. Connector connection
  3. Vacuum hose connections
  4. Ignition system
  5. Fuel injector
  6. Fuel pressure
  7. Mass air flow meter
  8. Engine coolant temperature sensor
  9. Compression pressure
  10. Valve timing
  11. PCV valve and hose
  12. PCV hose connections
  13. Intake system
  14. Tumble Control Valve (TCV)
  15. ECM
 Comes on/Blinks(1) DTC stored
P0301 Cylinder 1 Misfire Detected Same as DTC P0300 Comes on/Blinks(1) DTC stored
P0302 Cylinder 2 Misfire Detected Same as DTC P0300 Comes on/Blinks(1) DTC stored
P0303 Cylinder 3 Misfire Detected Same as DTC P0300 Comes on/Blinks(1) DTC stored
P0304 Cylinder 4 Misfire Detected Same as DTC P0300 Comes on/Blinks(1) DTC stored
P0327 Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)
  1. Short in knock sensor circuit
  2. Knock sensor
  3. ECM
 Comes on DTC stored
P0328 Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)
  1. Open in knock sensor circuit
  2. Knock sensor
  3. ECM
 Comes on DTC stored
P0335 Crankshaft Position Sensor "A" Circuit
  1. Open or short in crankshaft position sensor circuit
  2. Crankshaft position sensor
  3. Crankshaft (crank angle sensor plate)
  4. ECM
 Comes on DTC stored
P0339 Crankshaft Position Sensor "A" Circuit Intermittent
  1. Open or short in crankshaft position sensor circuit
  2. Crankshaft position sensor
  3. Crankshaft (crank angle sensor plate)
  4. ECM
 Does not come on DTC stored
P0340 Camshaft Position Sensor Circuit Malfunction
  1. Open or short in camshaft position sensor circuit for intake camshaft
  2. Camshaft position sensor for intake camshaft
  3. Intake camshaft
  4. Timing chain jumped tooth
  5. ECM
 Comes on DTC stored
P0342 Camshaft Position Sensor "A" Circuit Low Input (Bank 1 or Single Sensor)
  1. Open or short in camshaft position sensor circuit for intake camshaft
  2. Camshaft position sensor for intake camshaft
  3. Intake camshaft
  4. Timing chain jumped tooth
  5. ECM
 Comes on DTC stored
P0343 Camshaft Position Sensor "A" Circuit High Input (Bank 1 or Single Sensor)
  1. Open or short in camshaft position sensor circuit for intake camshaft
  2. Camshaft position sensor for intake camshaft
  3. Intake camshaft
  4. Timing chain jumped tooth
  5. ECM
 Comes on DTC stored
P0351 Ignition Coil "A" Primary/Secondary Circuit
  1. Ignition system
  2. Open or short in IGF1 or IGT1 circuit between ignition coil and ECM
  3. No. 1 ignition coil
  4. ECM
 Comes on DTC stored
P0352 Ignition Coil "B" Primary/Secondary Circuit
  1. Ignition system
  2. Open or short in IGF1 or IGT2 circuit between ignition coil and ECM
  3. No. 2 ignition coil
  4. ECM
 Comes on DTC stored
P0353 Ignition Coil "C" Primary/Secondary Circuit
  1. Ignition system
  2. Open or short in IGF1 or IGT3 circuit between ignition coil and ECM
  3. No. 3 ignition coil
  4. ECM
 Comes on DTC stored
P0354 Ignition Coil "D" Primary/Secondary Circuit
  1. Ignition system
  2. Open or short in IGF1 or IGT4 circuit between ignition coil and ECM
  3. No. 4 ignition coil
  4. ECM
 Comes on DTC stored
P0365 Camshaft Position Sensor "B" Circuit (Bank 1)
  1. Open or short in exhaust camshaft position sensor circuit
  2. Exhaust camshaft position sensor
  3. Exhaust camshaft
  4. Timing chain jumped tooth
  5. ECM
 Comes on DTC stored
P0367 Camshaft Position Sensor "B" Circuit Low Input (Bank 1)
  1. Open or short in exhaust camshaft position sensor circuit
  2. Exhaust camshaft position sensor
  3. Exhaust camshaft
  4. Timing chain jumped tooth
  5. ECM
 Comes on DTC stored
P0368 Camshaft Position Sensor "B" Circuit High Input (Bank 1)
  1. Open or short in exhaust camshaft position sensor circuit
  2. Exhaust camshaft position sensor
  3. Exhaust camshaft
  4. Timing chain jumped tooth
  5. ECM
 Comes on DTC stored
P0420 Catalyst System Efficiency Below Threshold (Bank 1)
  1. Gas leak from exhaust system
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. Heated oxygen sensor (bank 1 sensor 2)
  4. Front exhaust pipe assembly (TWC: Front catalyst)
  5. Exhaust center pipe assembly (TWC: Rear catalyst)
 Comes on DTC stored
P043E Evaporative Emission System Leak Detection Reference Orifice Low Flow
  1. Canister pump module (Reference orifice, leak detection pump, vent valve)
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P043F Evaporative Emission System Reference Orifice High Flow
  1. Canister pump module (Reference orifice, leak detection pump, vent valve)
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P0441 Evaporative Emission Control System Incorrect Purge Flow
  1. Purge VSV
  2. Connector/wire harness (Purge VSV - ECM)
  3. ECM
  4. Canister pump module
  5. Leak from EVAP system
  6. Leak from EVAP line (Purge VSV - Intake manifold)
 Comes on DTC stored
P0451 Evaporative Emission Control System Pressure Sensor Range/Performance
  1. Canister pump module
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P0452 Evaporative Emission Control System Pressure Sensor/Switch Low Input
  1. Canister pump module
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P0453 Evaporative Emission Control System Pressure Sensor/Switch High Input
  1. Canister pump module
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P0455 Evaporative Emission Control System Leak Detected (Gross Leak)
  1. Fuel cap (loose)
  2. Leak from EVAP line (Canister - Fuel tank)
  3. Leak from EVAP line (Purge VSV - Canister)
  4. Canister pump module
  5. Leak from fuel tank
  6. Leak from canister
 Comes on DTC stored
P0456 Evaporative Emission Control System Leak Detected (Very Small Leak)
  1. Fuel cap (loose)
  2. Leak from EVAP line (Canister - Fuel tank)
  3. Leak from EVAP line (Purge VSV - Canister)
  4. Canister pump module
  5. Leak from fuel tank
  6. Leak from canister
 Comes on DTC stored
P0500 Vehicle Speed Sensor "A"
  1. Open or short in speed sensor circuit
  2. Speed sensor
  3. Combination meter
  4. Skid control ECU
  5. Main body ECU(2)
  6. TCM
  7. ECM
  8. Radio receiver assembly
  9. Navigation receiver assembly(3)
  10. Tire pressure warning ECLT(4)
  11. Stereo component amplifier(5)
 Comes on DTC stored
P0504 Brake Switch "A"/"B" Correlation
  1. Short in stop light switch signal circuit
  2. STOP fuse
  3. Stop light switch assembly
  4. ECM
 Does not come on DTC stored
P0505 Idle Control System Malfunction
  1. Electronic throttle control system
  2. Intake system
  3. PCV hose connections
  4. ECM
 Comes on DTC stored
P050A Cold Start Idle Air Control System Performance
  1. Throttle body
  2. Mass air flow meter
  3. PCV system
  4. Air cleaner filter element
  5. Intake system
  6. VVT system
  7. ECM
 Comes on DTC stored
P050B Cold Start Ignition Timing Performance
  1. Throttle body
  2. Mass air flow meter
  3. PCV system
  4. Air cleaner filter element
  5. Intake system
  6. VVT system
  7. ECM
 Comes on DTC stored
P0560 System Voltage
  1. Open in back up power source circuit
  2. Battery
  3. Battery terminals
  4. ECM
 Comes on DTC stored
P0604 Random Access Memory (RAM) ECM Comes on DTC stored
P0606 ECM/PCM Processor ECM Comes on DTC stored
P0607 Control Module Performance
  1. ECM
  2. Heated oxygen sensor (bank 1 sensor 2)
  3. Exhaust gas leak
 Comes on DTC stored
P060A Internal Control Module Monitoring Processor Performance ECM Comes on DTC stored
P060B Internal Control Module A/D Processing Performance ECM Comes on DTC stored
P060D Internal Control Module Accelerator Pedal Position Performance ECM Comes on DTC stored
P060E Internal Control Module Throttle Position Performance ECM Comes on DTC stored
P0617 Starter Relay Circuit High
  1. Park/neutral position switch assembly
  2. ST relay circuit
  3. Ignition switch assembly
  4. ECM
 Comes on DTC stored
P062F Internal Control Module EEPROM Error ECM Comes on DTC stored
P0630 VIN not Programmed or Mismatch - ECM/PCM ECM Comes on DTC stored
P0657 Actuator Supply Voltage Circuit/Open ECM Comes on DTC stored
P0705 Transmission Range Sensor Circuit Malfunction (PRNDL Input)
  1. Open or short in park/neutral position switch circuit
  2. Short in park/neutral position switch assembly
  3. Open or short in transmission control switch circuit
  4. Shift lock control unit assembly
  5. ECM
 Comes on DTC stored
P0724 Brake Switch "B" Circuit High
  1. Short in stop light switch signal circuit
  2. Stop light switch assembly
  3. ECM
 Comes on DTC stored
P101D A/F Sensor Heater Circuit Performance Bank 1 Sensor 1 Stuck ON ECM Comes on DTC stored
P102D O2 Sensor Heater Circuit Performance Bank 1 Sensor 2 Stuck ON ECM Comes on DTC stored
P1607 Cruise Control Input Processor ECM Comes on DTC stored
P2004 Intake Manifold Runner Control Stuck Open (Bank 1)
  1. DC Motor for tumble control valve circuit
  2. DC Motor for tumble control valve
  3. Tumble control valve position sensor
  4. Tumble control valve
  5. ECM
 Comes on DTC stored
P2006 Intake Manifold Runner Control Stuck Closed (Bank 1)
  1. DC Motor for tumble control valve circuit
  2. DC Motor for tumble control valve
  3. Tumble control valve position sensor
  4. Tumble control valve
  5. ECM
 Comes on DTC stored
P2009 Intake Manifold Runner Control Circuit Low (Bank 1)
  1. Open or short in DC motor for tumble control valve circuit
  2. Intake manifold (DC motor for tumble control valve)
  3. ECM
 Comes on DTC stored
P2010 Intake Manifold Runner Control Circuit High (Bank 1)
  1. Open or short in DC motor for tumble control valve circuit
  2. Intake manifold (DC motor for tumble control valve)
  3. ECM
 Comes on DTC stored
P2014 Intake Manifold Runner Position Sensor/Switch Circuit (Bank 1)
  1. Open or short in tumble control valve position sensor circuit
  2. Tumble control valve position sensor
  3. ECM
 Comes on DTC stored
P2016 Intake Manifold Runner Position Sensor/Switch Circuit Low (Bank 1)
  1. Open or short in tumble control valve position sensor circuit
  2. Tumble control valve position sensor
  3. ECM
 Comes on DTC stored
P2017 Intake Manifold Runner Position Sensor/Switch Circuit High (Bank 1)
  1. Open or short in tumble control valve position sensor circuit
  2. Tumble control valve position sensor
  3. ECM
 Comes on DTC stored
P2102 Throttle Actuator Control Motor Circuit Low
  1. Open in throttle actuator circuit
  2. Throttle actuator
  3. ECM
 Comes on DTC stored
P2103 Throttle Actuator Control Motor Circuit High
  1. Short in throttle actuator circuit
  2. Throttle actuator
  3. Throttle valve
  4. Throttle body
  5. ECM
 Comes on DTC stored
P2111 Throttle Actuator Control System - Stuck Open
  1. Throttle actuator
  2. Throttle body
  3. Throttle valve
  4. ECM
 Comes on DTC stored
P2112 Throttle Actuator Control System - Stuck Closed
  1. Throttle actuator
  2. Throttle body
  3. Throttle valve
  4. ECM
 Comes on DTC stored
P2118 Throttle Actuator Control Motor Current Range/Performance
  1. Open in electronic throttle control system power source circuit
  2. Battery
  3. Battery terminals
  4. ETCS fuse
  5. ECM
 Comes on DTC stored
P2119 Throttle Actuator Control Throttle Body Range/Performance
  1. Electronic throttle control system
  2. ECM
 Comes on DTC stored
P2120 Throttle/Pedal Position Sensor/Switch "D" Circuit
  1. Accelerator pedal position sensor
  2. ECM
 Comes on DTC stored
P2121 Throttle/Pedal Position Sensor/Switch "D" Circuit Range/Performance
  1. Accelerator pedal position sensor
  2. ECM
 Comes on DTC stored
P2122 Throttle/Pedal Position Sensor/Switch "D" Circuit Low Input
  1. Accelerator pedal position sensor
  2. Open in VCP1 circuit
  3. Open or ground short in VPA circuit
  4. ECM
 Comes on DTC stored
P2123 Throttle/Pedal Position Sensor/Switch "D" Circuit High Input
  1. Accelerator pedal position sensor
  2. Open in EPA circuit
  3. ECM
 Comes on DTC stored
P2125 Throttle/Pedal Position Sensor/Switch "E" Circuit
  1. Accelerator pedal position sensor
  2. ECM
 Comes on DTC stored
P2127 Throttle/Pedal Position Sensor/Switch "E" Circuit Low Input
  1. Accelerator pedal position sensor
  2. Open in VCP2 circuit
  3. Open or ground short in VPA2 circuit
  4. ECM
 Comes on DTC stored
P2128 Throttle/Pedal Position Sensor/Switch "E" Circuit High Input
  1. Accelerator pedal position sensor
  2. Open in EPA2 circuit
  3. ECM
 Comes on DTC stored
P2135 Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Correlation
  1. Short between VTA1 and VTA2 circuits
  2. Throttle position sensor (built into throttle body)
  3. ECM
 Comes on DTC stored
P2138 Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation
  1. Short between VPA and VPA2 circuits
  2. Accelerator pedal position sensor
  3. ECM
 Comes on DTC stored
P2195 Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)
  1. Open or short in air fuel ratio sensor (bank 1 sensor 1) circuit
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. Air fuel ratio sensor (bank 1 sensor 1) heater
  4. Air fuel ratio sensor heater circuit
  5. Intake system
  6. Fuel pressure
  7. Fuel injector assembly
  8. ECM
 Comes on DTC stored
P2196 Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)
  1. Open or short in air fuel ratio sensor (bank 1 sensor 1) circuit
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. Air fuel ratio sensor (bank 1 sensor 1) heater
  4. Air fuel ratio sensor heater circuit
  5. Intake system
  6. Fuel pressure
  7. Fuel injector assembly
  8. ECM
 Comes on DTC stored
P2237 Oxygen (A/F) Sensor Pumping Current Circuit/Open (Bank 1 Sensor 1)
  1. Open in air fuel ratio sensor (bank 1 sensor 1) circuit
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. ECM
 Comes on DTC stored
P2238 Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)
  1. Open in air fuel ratio sensor (bank 1 sensor 1) circuit
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. ECM
 Comes on DTC stored
P2239 Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)
  1. Open in air fuel ratio sensor (bank 1 sensor 1) circuit
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. ECM
 Comes on DTC stored
P2252 Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)
  1. Open in air fuel ratio sensor (bank 1 sensor 1) circuit
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. ECM
 Comes on DTC stored
P2253 Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)
  1. Open or short in air fuel ratio sensor (bank 1 sensor 1) circuit
  2. Air fuel ratio sensor (bank 1 sensor 1)
  3. ECM
 Comes on DTC stored
P2401 Evaporative Emission Leak Detection Pump Stuck OFF
  1. Canister pump module (Reference orifice, leak detection pump, vent valve)
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P2402 Evaporative Emission Leak Detection Pump Stuck ON
  1. Canister pump module (Reference orifice, leak detection pump, vent valve)
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P2419 Evaporative Emission System Switching Valve Control Circuit Low
  1. Canister pump module (Reference orifice, leak detection pump, vent valve)
  2. Connector/wire harness (Canister pump module - ECM)
  3. EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  4. ECM
 Comes on DTC stored
P2420 Evaporative Emission System Switching Valve Control Circuit High
  1. Canister pump module (Reference orifice, leak detection pump, vent valve)
  2. Connector/wire harness (Canister pump module - ECM)
  3. ECM
 Comes on DTC stored
P2610 ECM/PCM Internal Engine Off Timer Performance ECM Comes on DTC stored
P2A00 A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)
  1. Air fuel ratio sensor (bank 1 sensor 1)
  2. Air fuel ratio sensor heater (bank 1 sensor 1)
  3. ECM
 Comes on DTC stored
U0101 Lost Communication with TCM
  1. ECM to TCM circuit
  2. TCM
  3. ECM
 Comes on DTC stored
(1) The MIL flashes when a catalyst-damaging misfire is detected.
(2) w/smart key system
(3) w/navigation system
(4) w/tire pressure warning system
(5) for separate type amplifier system
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