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Diagnostic Trouble Code Chart

WARNING: This page is about a different car, the 2008 Toyota Tundra. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

Parameters listed in the chart may be different than your readings depending on the type of instrument and other factors.

If any DTCs are displayed during a check mode DTC check, check the trouble area for the DTCs listed in the table below.

SFI SYSTEM 

DIAGNOSTIC TROUBLE CODE - SFI SYSTEM

DTC Code Detection Item Trouble Areas MIL Memory DTC for Mexico Models
P0010 Camshaft Position "A" Actuator Circuit (Bank 1) Open or short in OCV for intake camshaft (for bank 2)circuit OCV for intake camshaft (for bank 2) ECM Comes on DTC stored Applies
P0011 Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)
  • Valve timing
  • OCV for intake camshaft
  • OCV filter
  • Intake camshaft timing gear assembly
  • ECM
 Comes on DTC stored Applies
P0012 Camshaft Position "A" - Timing Over-Retarded (Bank 1) Valve timing
  • OCV for intake camshaft
  • OCV filter
  • Intake camshaft timing gear assembly
  • ECM
 Comes on DTC stored Applies
P0016 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A) Mechanical system (Timing belt has jumped tooth or belt stretched) ECM Comes on DTC stored Applies
P0018 Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A) Mechanical system (Timing belt has jumped tooth or belt stretched) ECM Comes on DTC stored Applies
P0020 Camshaft Position "A" Actuator Circuit (Bank 2)
  • Open or short in OCV for intake camshaft (for bank 2) circuit
  • OCV for intake camshaft (for bank 2)
  • ECM
 Comes on DTC stored Applies
P0021 Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2)
  • Valve timing
  • OCV for intake camshaft
  • OCV filter
  • Intake camshaft timing gear assembly
  • ECM
 Comes on DTC stored Applies
P0022 Camshaft Position "A" - Timing Over-Retarded (Bank 2)
  • OCV for intake camshaft
  • OCV filter
  • Intake camshaft timing gear assembly
  • ECM
 Comes on DTC stored Applies
P0031 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
  • Open in A/F sensor heater circuit
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • ECM
 Comes on DTC stored Applies
P0032 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)
  • Short in A/F sensor heater circuit
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • ECM
 Comes on DTC stored Applies
P0037 Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)
  • Open in HO2 sensor heater circuit
  • HO2 sensor heater (for sensor 2)
  • Integration relay (EFI)
  • ECM
 Comes on DTC stored Applies
P0038 Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)
  • Short in HO2 sensor heater circuit
  • HO2 sensor heater (for sensor 2)
  • Integration relay (EFI)
  • ECM
 Comes on DTC stored Applies
P0051 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1)
  • Open in A/F sensor heater circuit
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • ECM
 Comes on DTC stored Applies
P0052 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)
  • Short in A/F sensor heater circuit
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • ECM
 Comes on DTC stored Applies
P0057 Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2)
  • Open in HO2 sensor heater circuit
  • HO2 sensor heater (for sensor 2)
  • Integration relay (EFI)
  • ECM
 Comes on DTC stored Applies
P0058 Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2)
  • Short in HO2 sensor heater circuit
  • HO2 sensor heater (for sensor 2)
  • Integration relay (EFI)
  • ECM
 Comes on DTC stored Applies
P0101 Mass Air Flow Circuit Range/Performance Problem
  • Mass Air Flow (MAF) meter
  • Air induction system
  • PCV hose connections
 Comes on DTC stored -
P0102 Mass or Volume Air Flow Circuit Low Input
  • Open or short in MAF meter circuit
  • MAF meter
  • ECM
 Comes on DTC stored Applies
P0103 Mass or Volume Air Flow Circuit High Input
  • Open or short in MAF meter circuit
  • MAF meter
  • ECM
 Comes on DTC stored Applies
P0110 Intake Air Temperature Circuit Malfunction
  • Open or short in IAT sensor circuit
  • IAT sensor (built into MAF meter)
  • ECM
 Comes on DTC stored Applies
P0111 Intake Air Temperature Sensor Gradient Too High
  • Mass air flow meter assembly
 Comes on DTC stored -
P0112 Intake Air Temperature Circuit Low Input
  • Open or short in IAT sensor circuit
  • IAT sensor (built into MAF meter)
  • ECM
 Comes on DTC stored Applies
P0113 Intake Air Temperature Circuit High Input
  • Open or short in IAT sensor circuit
  • IAT sensor (built into MAF meter)
  • ECM
 Comes on DTC stored Applies
P0115 Engine Coolant Temperature Circuit Malfunction
  • Open or short in ECT sensor circuit
  • ECT sensor
  • ECM
 Comes on DTC stored Applies
P0116 Engine Coolant Temperature Circuit Range/Performance Problem
  • Thermostat
  • ECT sensor
 Comes on DTC stored Applies
P0117 Engine Coolant Temperature Circuit Low Input
  • Short in ECT sensor
  • ECT sensor
  • ECM
 Comes on DTC stored Applies
P0118 Engine Coolant Temperature Circuit High Input Open in ECT sensor circuit ECT sensor ECM Comes on DTC stored Applies
P011B Engine Coolant Temperature/Intake Air Temperature Correlation
  • IAT sensor
  • ECT sensor
  • ECM
 Comes on DTC stored -
P0120 Throttle/Pedal Position Sensor/Switch "A" Circuit Malfunction
  • Throttle Position (TP) sensor (built into throttle body)
  • ECM
 Comes on DTC stored Applies
P0121 Throttle/Pedal Position Sensor/Switch "A" Circuit Range/ Performance Problem
  • TP sensor (built into throttle body)
 Comes on DTC stored Applies
P0122 Throttle/Pedal Position Sensor/Switch "A" Circuit Low Input
  • TP sensor (built into throttle body)
  • Short in VTA1 circuit
  • Open in VC circuit
  • ECM
 Comes on DTC stored Applies
P0123 Throttle/Pedal Position Sensor/Switch "A" Circuit High Input 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 Applies
P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control
  • ECT sensor
  • Cooling system
  • Thermostat
 Comes on DTC stored -
P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
  • Thermostat
  • Cooling system
  • ECT sensor
  • ECM
 Comes on DTC stored Applies
P0136 Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)
  • Open or short in HO2 sensor (for bank 1, 2) circuit
  • HO2 sensor (for bank 1,2)
  • HO2 sensor heater (for bank 1, 2)
  • Air-fuel Ratio (A/F) sensor (for bank 1,2)
  • Integration relay
  • Gas leakage from exhaust system
 Comes on DTC stored -
P0137 Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2)
  • Open in HO2 sensor (for bank 1,2) circuit
  • HO2 sensor (for bank 1,2)
  • HO2 sensor heater (for bank 1, 2)
  • Integration relay
  • Gas leakage from exhaust system
 Comes on DTC stored Applies
P0138 Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
  • Short in HO2 sensor (for bank 1,2) circuit
  • HO2 sensor (for bank 1,2)
  • ECM internal circuit malfunction
  • Air-Fuel ratio (A/F) sensor (for bank 1,2)
 Comes on DTC stored -
P0139 Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
  • Short in HO2 sensor (for Bank 1,2 Sensor 2) circuit
  • HO2 sensor (for Bank 1,2 Sensor 2)
 Comes on DTC stored -
P0141 Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
  • Open or short in HO2 sensor heater circuit
  • HO2 sensor heater (for sensor 2)
  • Integration relay (EFI)
  • ECM
 Comes on DTC stored Applies
P0156 Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2)
  • Open or short in HO2 sensor (for bank 1, 2) circuit
  • HO2 sensor (for bank 1,2)
  • HO2 sensor heater (for bank 1, 2)
  • Air-fuel Ratio (A/F) sensor (for bank 1,2)
  • Integration relay
  • Gas leakage from exhaust system
 Comes on DTC stored -
P0157 Oxygen Sensor Circuit Low Voltage (Bank 2 Sensor 2)
  • Open in HO2 sensor (for bank 1,2) circuit
  • HO2 sensor (for bank 1,2)
  • HO2 sensor heater (for bank 1, 2)
  • Integration relay
  • Gas leakage from exhaust system
 Comes on DTC stored Applies
P0158 Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
  • Short in HO2 sensor (for bank 1,2) circuit
  • HO2 sensor (for bank 1,2)
  • ECM internal circuit malfunction
  • Air-Fuel ratio (A/F) sensor (for bank 1,2)
 Comes on DTC stored -
P0159 Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 2)
  • Short in HO2 sensor (for Bank 1, 2 Sensor 2) circuit
  • HO2 sensor (for Bank 1,2 Sensor 2)
 Comes on DTC stored -
P0161 Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
  • Open or short in HO2 sensor heater circuit
  • HO2 sensor heater (for sensor 2)
  • Integration relay (EFI)
  • ECM
 Comes on DTC stored Applies
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 from exhaust system
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • PCV valve and hose
  • PCV hose connections
  • ECM
 Comes on DTC stored Applies
P0172 System Too Rich (Bank 1)
  • Injector leakage or blockage
  • MAF meter
  • ECT sensor
  • Ignition system
  • Fuel pressure
  • Gas leakage from exhaust system
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • ECM
 Comes on DTC stored Applies
P0174 System Too Lean (Bank 2)
  • Air induction system
  • Injector blockage
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Fuel pressure
  • Gas leakage from exhaust system
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • PCV valve and hose
  • PCV hose connections
  • ECM
 Comes on DTC stored Applies
P0175 System Too Rich (Bank 2)
  • Injector leakage or blockage
  • MAF meter
  • ECT sensor
  • Ignition system
  • Fuel pressure
  • Gas leakage from exhaust system
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • ECM
 Comes on DTC stored Applies
P0220 Throttle/Pedal Position Sensor/Switch "B" Circuit
  • TP sensor (built into throttle body)
  • ECM
 Comes on DTC stored Applies
P0222 Throttle/Pedal Position Sensor/Switch "B" Circuit Low Input
  • TP sensor (built into throttle body)
  • Short in VTA2 circuit
  • Open in VC circuit
  • ECM
 Comes on DTC stored Applies
P0223 Throttle/Pedal Position Sensor/Switch "B" Circuit High Input 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 Applies
P0230 Fuel Pump Primary Circuit
  • Open or short in fuel pump circuit
  • Fuel pump
  • Fuel pump ECU
  • ECM
 - DTC stored Applies
P0300 Random/Multiple Cylinder Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0301 Cylinder 1 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0302 Cylinder 2 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0303 Cylinder 3 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0304 Cylinder 4 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0305 Cylinder 5 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0306 Cylinder 6 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0307 Cylinder 7 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0308 Cylinder 8 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector
  • Fuel pressure
  • Mass Air Flow (MAF) meter
  • Engine Coolant Temperature (ECT) sensor
  • Compression pressure
  • Valve clearance
  • Valve timing
  • PCV valve and hose
  • PCV hose connections
  • Air induction system
  • ECM
 Comes on/ Blinks*1 DTC stored Applies
P0327 Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)
  • Short in knock sensor circuit
  • Knock sensor
  • ECM
 Comes on DTC stored Applies
P0328 Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)
  • Open in knock sensor circuit
  • Knock sensor
  • ECM
 Comes on DTC stored Applies
P0332 Knock Sensor 2 Circuit Low Input (Bank 2)
  • Short in knock sensor circuit
  • Knock sensor
  • ECM
 Comes on DTC stored Applies
P0333 Knock Sensor 2 Circuit High Input (Bank 2)
  • Open in knock sensor circuit
  • Knock sensor
  • ECM
 Comes on DTC stored Applies
P0335 Crankshaft Position Sensor "A" Circuit
  • Open or short in CKP sensor circuit
  • CKP sensor
  • CKP sensor plate
  • ECM
 Comes on DTC stored Applies
P0339 Crankshaft Position Sensor "A" Circuit Intermittent
  • Open or short in CKP sensor circuit
  • CKP sensor
  • CKP sensor plate
  • ECM
 - DTC stored Applies
P0340 Camshaft Position Sensor Circuit Malfunction
  • Open or short in VVT sensor circuit
  • VVT sensor
  • Camshaft timing gear for intake camshaft
  • Timing belt has a jumped tooth
  • ECM
 Comes on DTC stored Applies
P0345 Camshaft Position Sensor "A" Circuit (Bank 2)
  • Open or short in VVT sensor circuit
  • VVT sensor
  • Camshaft timing gear for intake camshaft
  • Timing belt has a jumped tooth
  • ECM
 Comes on DTC stored Applies
P0351 Ignition Coil "A" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF1 or IGT1 circuit between ignition coil with igniter and ECM
  • No. 1 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0352 Ignition Coil "B" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF2 or IGT2 circuit between ignition coil with igniter and ECM
  • No. 2 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0353 Ignition Coil "C" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF2 or IGT3 circuit between ignition coil with igniter and ECM
  • No. 3 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0354 Ignition Coil "D" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF1 or IGT4 circuit between ignition coil with igniter and ECM
  • No. 4 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0355 Ignition Coil "E" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF2 or IGT5 circuit between ignition coil with igniter and ECM
  • No. 5 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0356 Ignition Coil "F" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF1 or IGT6 circuit between ignition coil with igniter and ECM
  • No. 6 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0357 Ignition Coil "G" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF1 or IGT7 circuit between ignition coil with igniter and ECM
  • No. 7 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0358 Ignition Coil "H" Primary/Secondary Circuit
  • Ignition system
  • Open or short in IGF2 or IGT8 circuit between ignition coil with igniter and ECM
  • No. 8 ignition coils with igniters
  • ECM
 Comes on DTC stored Applies
P0412 Secondary Air Injection System Switching Valve "A" Circuit
  • Open in ASV drive circuit
  • Short between ASV drive circuit and body ground
  • AID
  • ASV
  • ECM
 Comes on DTC stored Applies
P0415 Secondary Air Injection System Switching Valve "B" Circuit
  • Open in ASV drive circuit
  • Short between ASV drive circuit and body ground
  • AID
  • ASV
  • ECM
 Comes on DTC stored Applies
P0418 Secondary Air Injection System Control "A" Circuit
  • Open in air pump drive circuit
  • Short between air pump drive circuit and body
  • Air pump
  • AID
  • ECM
 Comes on DTC stored Applies
P0419 Secondary Air Injection System Control "B" Circuit
  • Open in air pump drive circuit
  • Short between air pump drive circuit and body
  • Air pump
  • AID
  • ECM
 Comes on DTC stored Applies
P0420 Catalyst System Efficiency Below Threshold (Bank 1)
  • Gas leakage from exhaust system
  • Air-Fuel Ratio (A/F) sensor (for bank 1 sensor 1)
  • Heated Oxygen (HO2) sensor (for bank 1 sensor 2)
  • Front No.2 exhaust pipe assembly
 Comes on DTC stored Applies
P0430 Catalyst System Efficiency Below Threshold (Bank 2)
  • Gas leakage from exhaust system
  • Air-Fuel Ratio (A/F) sensor (for bank 2 sensor 1)
  • Heated Oxygen (HO2) sensor (for bank 2 sensor 2)
  • Front exhaust pipe assembly
 Comes on DTC stored Applies
P043E Evaporative Emission System Leak Detection Reference Orifice Low Flow
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
P043F Evaporative Emission System Reference Orifice High Flow
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
P0441 Evaporative Emission Control System Incorrect Purge Flow
  • Purge VSV
  • Connector/wire harness (Purge VSV-ECM)
  • ECM
  • Canister pump module
  • Leakage from EVAP system
  • Leakage from EVAP line (Purge VSV
  • Intake manifold)
 Comes on DTC stored -
P0443 Evaporative Emission Control System Purge Control Valve Circuit
  • Open or short in purge VSV circuit
  • Purge VSV
  • ECM
 Comes on DTC stored Applies*2
P0451 Evaporative Emission Control System Pressure Sensor Range/Performance
  • Canister pump module
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
P0452 Evaporative Emission Control System Pressure Sensor/Switch Low Input
  • Canister pump module
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
P0453 Evaporative Emission Control System Pressure Sensor/Switch High Input
  • Canister pump module
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
P0455 Evaporative Emission Control System Leak Detected (Gross Leak)
  • Fuel tank 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 -
P0456 Evaporative Emission Control System Leak Detected (Very Small Leak)
  • Fuel tank 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 -
P0500 Vehicle Speed Sensor "A"
  • Open or short in speed signal circuit
  • Wheel speed sensor
  • Combination meter
  • ECM
  • Skid control ECU
 Comes on DTC stored Applies
P0504 Brake Switch "A"/"B" Correlation
  • Short in stop light switch signal circuit
  • STOP fuse
  • IGN fuse
  • Stop light switch
  • ECM
 DTC stored DTC stored Applies
P0505 Idle Control System Malfunction
  • ETCS
  • Air induction system
  • PCV hose connections
  • ECM
 Comes on DTC stored Applies
P050A Cold Start Idle Air Control System Performance
  • Throttle body
  • Mass air flow meter
  • PCV hose
  • Air cleaner filter
  • Air induction system
  • VVT system
  • ECM
 Comes on DTC stored -
P0550 Power Steering Pressure Sensor Circuit Malfunction
  • Open or short in power steering oil pressure sensor circuit
  • Power steering oil pressure sensor
  • ECM
 Comes on DTC stored Applies
P0552 Power Steering Pressure Sensor Circuit Low Input
  • Open in power steering oil pressure sensor circuit
  • Power steering oil pressure sensor
  • ECM
 Comes on DTC stored Applies
P0553 Power Steering Pressure Sensor Circuit High Input
  • Short in power steering oil pressure sensor circuit
  • Power steering oil pressure sensor
  • ECM
 Comes on DTC stored Applies
P0560 System Voltage
  • Open in back up power source circuit
  • Battery
  • Battery terminals
  • EFI MAIN fuse
  • ECM
 Comes on DTC stored Applies
P0604 Random Access Memory (RAM)
  • ECM
 Comes on DTC stored Applies
P0606 ECM/PCM Processor
  • ECM
 Comes on DTC stored Applies
P0607 Control Module Performance
  • Exhaust gas leak
  • HO2S
  • ECM
 Comes on DTC stored -
P060A Internal Control Module Monitoring Processor Performance
  • ECM
 Comes on DTC stored Applies
P060B Internal Control Module A/D Processing Performance
  • ECM
 Comes on DTC stored Applies
P060D Internal Control Module Accelerator Pedal Position Performance
  • ECM
 Comes on DTC stored Applies
P060E Internal Control Module Throttle Position Performance
  • ECM
 Comes on DTC stored Applies
P0617 Starter Relay Circuit High
  • Park/Neutral Position (PNP) switch
  • Starter relay circuit
  • Ignition switch
  • ECM
 Comes on DTC stored Applies
P0630 VIN not Programmed or Mismatch - ECM/PCM
  • ECM
 Comes on DTC stored -
P0657 Actuator Supply Voltage Circuit/Open
  • ECM
 Comes on DTC stored Applies
P0724 Brake Switch "B" Circuit High
  • Short in stop light switch signal circuit
  • Stop light switch
  • ECM
 Comes on DTC stored Applies
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 Applies
P1342 Camshaft Position Sensor "A" Low Input (MRE)
  • Open or short in camshaft position sensor circuit
  • Camshaft position sensor
  • Camshaft timing pulley LH
  • ECM
 Comes on DTC stored Applies
P1343 Camshaft Position Sensor "A" High Input (MRE)
  • Open or short in camshaft position sensor circuit
  • Camshaft position sensor
  • Camshaft timing pulley LH
  • ECM
 Comes on DTC stored Applies
P1607 Cruise Control Input Processor
  • ECM
 Comes on DTC stored Applies
P1613 Secondary Air Injection Driver Malfunction
  • Short in diagnostic information signal circuit (AID - ECM)
  • Open or short in air pump and air switching valve command signal circuit (AID - ECM)
  • Open in AID ground circuit
  • Open or short in AID power source circuit
  • Open in diagnostic information signal circuit (AID - ECM)
  • AID
  • ECM
 Comes on DTC stored Applies
P1614 Secondary Air Injection System Driver Bank 2
  • Short in diagnostic information signal circuit (AID - ECM)
  • Open or short in air pump and air switching valve command signal circuit (AID - ECM)
  • Open in AID ground circuit
  • Open or short in AID power source circuit
  • Open in diagnostic information signal circuit (AID - ECM)
  • AID
  • ECM
 Comes on DTC stored Applies
P2102 Throttle Actuator Control Motor Circuit Low
  • Open in throttle actuator circuit
  • Throttle actuator
  • ECM
 Comes on DTC stored Applies
P2103 Throttle Actuator Control Motor Circuit High
  • Short in throttle actuator circuit
  • Throttle actuator
  • Throttle valve
  • Throttle body assembly
  • ECM
 Comes on DTC stored Applies
P2111 Throttle Actuator Control System - Stuck Open
  • Throttle actuator
  • Throttle body assembly
  • Throttle valve
 Comes on DTC stored Applies
P2112 Throttle Actuator Control System - Stuck Closed
  • Throttle actuator
  • Throttle body assembly
  • Throttle valve
 Comes on DTC stored Applies
P2118 Throttle Actuator Control Motor Current Range/Performance
  • Open in ETCS power source circuit
  • ETCS fuse
  • ECM
 Comes on DTC stored Applies
P2119 Throttle Actuator Control Throttle Body Range/Performance
  • ETCS
  • ECM
 Comes on DTC stored Applies
P2120 Throttle/Pedal Position Sensor/Switch "D" Circuit
  • APP sensor
  • ECM
 Comes on DTC stored Applies
P2121 Throttle/Pedal Position Sensor/Switch "D" Circuit Range/ Performance
  • Accelerator Pedal Position (APP) sensor
  • ECM
 Comes on DTC stored Applies
P2122 Throttle/Pedal Position Sensor/Switch "D" Circuit Low Input
  • APP sensor
  • Open in VCP1 circuit
  • Open or ground short in VPA circuit
  • ECM
 Comes on DTC stored Applies
P2123 Throttle/Pedal Position Sensor/Switch "D" Circuit High Input
  • APP sensor
  • Open in EPA circuit
  • ECM
 Comes on DTC stored Applies
P2125 Throttle/Pedal Position Sensor/Switch "E" Circuit
  • APP sensor
  • ECM
 Comes on DTC stored Applies
P2127 Throttle/Pedal Position Sensor/Switch "E" Circuit Low Input
  • APP sensor
  • Open in VCP2 circuit
  • Open or ground short in VPA2 circuit
  • ECM
 Comes on DTC stored Applies
P2128 Throttle/Pedal Position Sensor/Switch "E" Circuit High Input
  • APP sensor
  • Open in EPA2 circuit
  • ECM
 Comes on DTC stored Applies
P2135 Throttle/Pedal Position Sensor/Switch "A"/"B" Voltage Correlation
  • Short between VTA1 and VTA2 circuits
  • TP sensor (built into throttle body)
  • ECM
 Comes on DTC stored Applies
P2138 Throttle/Pedal Position Sensor/Switch "D"/"E" Voltage Correlation
  • Short between VPA and VPA2 circuits
  • APP sensor
  • ECM
 Comes on DTC stored Applies
P2195 Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • Air induction system
  • Fuel pressure
  • Injector
  • ECM
 Comes on DTC stored -
P2196 Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • Air induction system
  • Fuel pressure
  • Injector
  • ECM
 Comes on DTC stored -
P2197 Oxygen (A/F) Sensor Signal Stuck Lean (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • Air induction system
  • Fuel pressure
  • Injector
  • ECM
 Comes on DTC stored -
P2198 Oxygen (A/F) Sensor Signal Stuck Rich (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for sensor 1) circuit
  • A/F sensor (for sensor 1)
  • A/F sensor heater (for sensor 1)
  • Integration relay
  • A/F sensor heater and integration relay circuits
  • Air induction system
  • Fuel pressure
  • Injector
  • ECM
 Comes on DTC stored -
P2237 Oxygen (A/F) Sensor Pumping Current Circuit/Open (Bank 1 Sensor 1)
  • Open in Air Fuel Ratio (A/F) sensor (for bank 1,2 sensor 1) circuit
  • Air Fuel Ratio (A/F) sensor (for bank 1,2 sensor 1)
  • ECM
 Comes on DTC stored Applies
P2238 Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for bank 1,2 sensor 1) circuit
  • A/F sensor (for bank 1,2 sensor 1)
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2239 Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for bank 1, 2 sensor 1) circuit
  • A/F sensor (for bank 1, 2 sensor D
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2240 Oxygen (A/F) Sensor Pumping Current Circuit/Open (Bank 2 Sensor 1)
  • Open in Air Fuel Ratio (A/F) sensor (for bank 1, 2 sensor 1) circuit
  • Air Fuel Ratio (A/F) sensor (for bank 1, 2 sensor 1)
  • ECM
 Comes on DTC stored Applies
P2241 Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for bank 1, 2 sensor 1) circuit
  • A/F sensor (for bank 1, 2 sensor 1)
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2242 Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for bank 1, 2 sensor 1) circuit
  • A/F sensor (for bank 1, 2 sensor 1)
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2252 Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for bank 1,2 sensor 1) circuit
  • A/F sensor (for bank 1, 2 sensor 1)
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2253 Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for bank 1,2 sensor 1) circuit
  • A/F sensor (for bank 1, 2 sensor 1)
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2255 Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for bank 1,2 sensor 1) circuit
  • A/F sensor (for bank 1,2 sensor 1)
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2256 Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for bank 1,2 sensor 1) circuit
  • A/F sensor (for bank 1, 2 sensor 1)
  • A/F sensor heater (for bank 1, 2 sensor 1)
  • A/F relay
  • A/F sensor heater and relay circuits
  • ECM
 Comes on DTC stored Applies
P2401 Evaporative Emission Leak Detection Pump Stuck OFF
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
P2402 Evaporative Emission Leak Detection Pump Stuck ON
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
P2419 Evaporative Emission System Switching Valve Control Circuit Low
  • Canister pump module (Reference orifice, leak detection pump, vent valve)
  • Connector/wire harness (Canister pump module - ECM)
  • EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
  • ECM
 Comes on DTC stored -
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 -
P2431 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Range/Performance Bank 1
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • ECM
 Comes on DTC stored Applies
P2432 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Low Bank 1
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • ECM
 Comes on DTC stored Applies
P2433 Secondary Air Injection System Air Flow/ Pressure Sensor Circuit High Bank 1
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • ECM
 Comes on DTC stored Applies
P2436 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Range/Performance Bank 2
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • ECM
 Comes on DTC stored Applies
P2437 Secondary Air Injection System Air Flow/Pressure Sensor Circuit Low Bank 2
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • ECM
 Comes on DTC stored Applies
P2438 Secondary Air Injection System Air Flow/Pressure Sensor Circuit High Bank 2
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • ECM
 Comes on DTC stored Applies
P2440 Secondary Air Injection System Switching Valve Stuck Open Bank 1
  • ASV
  • Open or short in ASV circuit
  • Pressure sensor
  • Pressure sensor circuit
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2441 Secondary Air Injection System Switching Valve Stuck Close Bank 1
  • ASV
  • Open or short in ASV circuit
  • Vacuum hose (ASV - pressure sensor)
  • Air injection hose
  • Pressure sensor
  • Pressure sensor circuit
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2442 Secondary Air Injection System Switching Valve Stuck Open Bank 2
  • ASV
  • Open or short in ASV circuit
  • Pressure sensor
  • Pressure sensor circuit
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2443 Secondary Air Injection System Switching Valve Stuck Closed Bank 2
  • ASV
  • Open or short in ASV circuit
  • Vacuum hose (ASV - pressure sensor)
  • Air injection hose
  • Pressure sensor
  • Pressure sensor circuit
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2444 Secondary Air Injection System Pump Stuck On Bank 1
  • Short in air pump circuit
  • Open or short in pressure sensor circuit
  • Pressure sensor
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2445 Secondary Air Injection System Pump Stuck Off Bank 1
  • Air pump
  • Open in air pump circuit
  • Air injection system piping
  • Vacuum hose (pressure sensor - air switching valve)
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2446 Secondary Air Injection System Pump Stuck On Bank 2
  • Short in air pump circuit
  • Open or short in pressure sensor circuit
  • Pressure sensor
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2447 Secondary Air Injection System Pump Stuck Off Bank 2
  • Air pump
  • Open in air pump circuit
  • Air injection system piping
  • Vacuum hose (pressure sensor - air switching valve)
  • Pressure sensor
  • Open or short in pressure sensor circuit
  • Air Injection Control Driver (AID)
  • ECM
 Comes on DTC stored Applies
P2610 ECM/PCM Internal Engine Off Timer Performance
  • ECM
 Comes on DTC stored -
P2A00 A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)
  • Open or short in A/F sensor circuit (for bank 1)
  • A/F sensor (for bank 1)
  • ECM
 Comes on DTC stored -
P2A03 A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)
  • Open or short in A/F sensor circuit (for bank 2)
  • A/F sensor (for bank 2)
  • ECM
 Comes on DTC stored -
U0101 Lost Communication with TCM
  • Open or short in TCM and ECM circuit
  • TCM
  • ECM
 Comes on DTC stored Applies
HINT:
*1: The MIL flashes when a catalyst damaged misfire is detected.
*2: Only for Mexico models
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