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Diagnostic Trouble Code Chart

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 circuit for the DTCs listed in the table below. For details of each DTC, refer to the service information indicated.

HINT: 

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

SFI SYSTEM

DTC Code Detection Item Trouble Area MIL Memory See
P0010 Camshaft Position "A" Actuator Circuit (Bank 1) - Open or short in camshaft timing oil control valve assembly circuit
- Camshaft timing oil control valve assembly
- ECM		 Comes on DTC stored Refer to DTC P0010: Camshaft Position "A" Actuator Circuit (Bank 1)
P0011 Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1) - Valve timing
- Camshaft timing oil control valve assembly
- Oil control valve filter
- Camshaft timing gear 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)
P0012 Camshaft Position "A" - Timing Over-Retarded (Bank 1) - Valve timing
- Camshaft timing oil control valve assembly
- Oil control valve filter
- Camshaft timing gear 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)
P0016 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A) - Mechanical system (Timing chain has jumped tooth or chain stretched)
- Camshaft timing oil control valve assembly
- Camshaft timing gear assembly
- ECM		 Comes on DTC stored Refer to DTC P0016: Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
P0031 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1) - Open in air fuel ratio sensor heater circuit
- Air fuel ratio sensor heater (sensor 1)
- 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)
P0032 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1) - Short in air fuel ratio sensor heater circuit
- Air fuel ratio sensor heater (sensor 1)
- 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)
P0037 Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2) - Open in heated oxygen sensor (sensor 2) heater circuit
- Heated oxygen sensor (sensor 2) heater
- 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 P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
P0038 Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2) - Short in heated oxygen sensor (sensor 2) heater circuit
- Heated oxygen sensor (sensor 2) heater
- 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 P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
P0101 Mass Air Flow Circuit Range / Performance Problem - Mass air flow meter
- Intake system
- PCV hose connections		 Comes on DTC stored Refer to DTC P0101: Mass Air Flow Circuit Range / Performance Problem
P0102 Mass or Volume Air Flow Circuit Low Input - Open or short in mass air flow meter circuit
- Mass air flow meter
- ECM		 Comes on DTC stored Refer to DTC P0102: Mass or Volume Air Flow Circuit Low Input; DTC P0103: Mass or Volume Air Flow Circuit High Input
P0103 Mass or Volume Air Flow Circuit High Input - Open or short in mass air flow meter circuit
- Mass air flow meter
- ECM		 Comes on DTC stored Refer to DTC P0102: Mass or Volume Air Flow Circuit Low Input; DTC P0103: Mass or Volume Air Flow 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 intake air temperature sensor circuit
- Intake air temperature sensor (built into mass air flow meter)
- ECM		 Comes on DTC stored Refer to 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 intake air temperature sensor circuit
- Intake air temperature sensor (built into mass air flow meter)
- ECM		 Comes on DTC stored Refer to DTC P0112: Intake Air Temperature Circuit Low Input; DTC P0113: Intake Air Temperature Circuit High Input
P0115 Engine Coolant Temperature Circuit Malfunction - Open or short in engine coolant temperature sensor circuit
- Engine coolant temperature sensor
- ECM		 Comes on DTC stored Refer to DTC P0115: Engine Coolant Temperature Circuit Malfunction; DTC P0117: Engine Coolant Temperature Circuit Low Input; DTC P0118: Engine Coolant Temperature Circuit High Input
P0116 Engine Coolant Temperature Circuit Range / Performance Problem - Thermostat
- Engine coolant temperature 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 engine coolant temperature sensor circuit
- Engine coolant temperature sensor
- ECM		 Comes on DTC stored Refer to DTC P0115: Engine Coolant Temperature Circuit Malfunction; 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 engine coolant temperature sensor circuit
- Engine coolant temperature sensor
- ECM		 Comes on DTC stored Refer to DTC P0115: Engine Coolant Temperature Circuit Malfunction; DTC P0117: Engine Coolant Temperature Circuit Low Input; DTC P0118: Engine Coolant Temperature Circuit High Input
P011B Engine Coolant Temperature / Intake Air Temperature Correlation - Intake air temperature sensor (built into mass air flow meter)
- Engine coolant temperature 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 Malfunction - Throttle position sensor (built into throttle body)
- ECM		 Comes on DTC stored Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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 sensor (built into throttle body)
- Throttle position sensor circuit
- ECM		 Comes on DTC stored Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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
P0122 Throttle / Pedal Position Sensor / Switch "A" Circuit Low Input - Throttle position 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 Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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 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 Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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 sensor
- Thermostat		 Comes on DTC stored Refer to DTC P0125: Insufficient Coolant Temperature for Closed Loop Fuel Control
P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) - Thermostat
- Cooling system
- Engine coolant temperature sensor
- ECM		 Comes on DTC stored Refer to DTC P0128: Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature)
P0136 Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2) - Open or short in heated oxygen sensor (sensor 2) circuit
- Heated oxygen sensor (sensor 2)
- Heated oxygen sensor (sensor 2) heater
- Air fuel ratio sensor (sensor 1)
- Gas leak 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 P0139: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
P0137 Oxygen Sensor Circuit Low Voltage (Bank 1 Sensor 2) - Open in heated oxygen sensor (sensor 2) circuit
- Heated oxygen sensor (sensor 2)
- Heated oxygen sensor (sensor 2) heater
- Gas leak from exhaust system
- Air fuel ratio sensor (sensor 1)		 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 P0139: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
P0138 Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2) - Short in heated oxygen sensor (sensor 2) circuit
- Heated oxygen sensor (sensor 2)
- ECM		 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 P0139: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
P0139 Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2) - Short in heated oxygen sensor (sensor 2) circuit
- Heated oxygen sensor (sensor 2)
- ECM		 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 P0139: Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)
P0141 Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2) - Open or short in heated oxygen sensor (sensor 2) heater circuit
- Heated oxygen sensor (sensor 2) heater
- 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 P0141: Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
P014C A/F Sensor Slow Response - Rich to Lean Bank 1 Sensor 1 - Air fuel ratio sensor (sensor 1)
- Air fuel ratio sensor (sensor 1) heater
- ECM		 Comes on DTC stored Refer to DTC P014C: A/F Sensor Slow Response - Rich to Lean Bank 1 Sensor 1; DTC P014D: A/F Sensor Slow Response - Lean to Rich Bank 1 Sensor 1; DTC P015A: A/F Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1; DTC P015B: A/F Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1
P014D A/F Sensor Slow Response - Lean to Rich Bank 1 Sensor 1 - Air fuel ratio sensor (sensor 1)
- Air fuel ratio sensor (sensor 1) heater
- ECM		 Comes on DTC stored Refer to DTC P014C: A/F Sensor Slow Response - Rich to Lean Bank 1 Sensor 1; DTC P014D: A/F Sensor Slow Response - Lean to Rich Bank 1 Sensor 1; DTC P015A: A/F Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1; DTC P015B: A/F Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1
P015A A/F Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1 - Air fuel ratio sensor (sensor 1)
- Air fuel ratio sensor (sensor 1) heater
- ECM		 Comes on DTC stored Refer to DTC P014C: A/F Sensor Slow Response - Rich to Lean Bank 1 Sensor 1; DTC P014D: A/F Sensor Slow Response - Lean to Rich Bank 1 Sensor 1; DTC P015A: A/F Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1; DTC P015B: A/F Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1
P015B A/F Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1 - Air fuel ratio sensor (sensor 1)
- Air fuel ratio sensor (sensor 1) heater
- ECM		 Comes on DTC stored Refer to DTC P014C: A/F Sensor Slow Response - Rich to Lean Bank 1 Sensor 1; DTC P014D: A/F Sensor Slow Response - Lean to Rich Bank 1 Sensor 1; DTC P015A: A/F Sensor Delayed Response - Rich to Lean Bank 1 Sensor 1; DTC P015B: A/F Sensor Delayed Response - Lean to Rich Bank 1 Sensor 1
P0171 System Too Lean (Bank 1) - Intake system
- Injector blockage
- Mass air flow meter
- Engine coolant temperature sensor
- Fuel pressure
- Gas leak from exhaust system
- Open or short in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (sensor 1)
- EFI No. 2 fuse
- PCV valve and hose
- PCV hose connections
- ECM
- Wire harness or connector		 Comes on DTC stored Refer to DTC P0171: System Too Lean (Bank 1); DTC P0172: System Too Rich (Bank 1)
P0172 System Too Rich (Bank 1) - Injector leak or blockage
- Mass air flow meter
- Engine coolant temperature sensor
- Ignition system
- Fuel pressure
- Gas leak from exhaust system
- Open or short in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (sensor 1)
- EFI No. 2 fuse
- ECM
- Wire harness or connector		 Comes on DTC stored Refer to DTC P0171: System Too Lean (Bank 1); DTC P0172: System Too Rich (Bank 1)
P0220 Throttle / Pedal Position Sensor / Switch "B" Circuit - Throttle position sensor (built into throttle body)
- ECM		 Comes on DTC stored Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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 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 Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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 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 Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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
P0300 Random / Multiple Cylinder Misfire Detected - Open or short in engine wire harness
- Connector connection
- Vacuum hose connections
- Ignition system
- Fuel injector
- Fuel pressure
- Mass air flow meter
- Engine coolant temperature sensor
- Compression pressure
- Valve clearance
- Valve timing
- PCV valve and hose
- PCV hose connections
- Intake system
- ECM		 Comes on / 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
P0301 Cylinder 1 Misfire Detected - Open or short in engine wire harness
- Connector connection
- Vacuum hose connections
- Ignition system
- Fuel injector
- Fuel pressure
- Mass air flow meter
- Engine coolant temperature sensor
- Compression pressure
- Valve clearance
- Valve timing
- PCV valve and hose
- PCV hose connections
- Intake system
- ECM		 Comes on / 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
P0302 Cylinder 2 Misfire Detected - Open or short in engine wire harness
- Connector connection
- Vacuum hose connections
- Ignition system
- Fuel injector
- Fuel pressure
- Mass air flow meter
- Engine coolant temperature sensor
- Compression pressure
- Valve clearance
- Valve timing
- PCV valve and hose
- PCV hose connections
- Intake system
- ECM		 Comes on / 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
P0303 Cylinder 3 Misfire Detected - Open or short in engine wire harness
- Connector connection
- Vacuum hose connections
- Ignition system
- Fuel injector
- Fuel pressure
- Mass air flow meter
- Engine coolant temperature sensor
- Compression pressure
- Valve clearance
- Valve timing
- PCV valve and hose
- PCV hose connections
- Intake system
- ECM		 Comes on / 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
P0304 Cylinder 4 Misfire Detected - Open or short in engine wire harness
- Connector connection
- Vacuum hose connections
- Ignition system
- Fuel injector
- Fuel pressure
- Mass air flow meter
- Engine coolant temperature sensor
- Compression pressure
- Valve clearance
- Valve timing
- PCV valve and hose
- PCV hose connections
- Intake system
- ECM		 Comes on / 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
P0327 Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor) - Short in knock sensor circuit
- Knock sensor
- 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)
P0328 Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor) - Open in knock sensor circuit
- Knock sensor
- 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)
P0335 Crankshaft Position Sensor "A" Circuit - Open or short in crankshaft position sensor circuit
- Crankshaft position sensor
- Crankshaft position sensor plate
- 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 sensor circuit
- Crankshaft position sensor
- Crankshaft position sensor plate
- ECM		 Does not come on DTC stored Refer to DTC P0335: Crankshaft Position Sensor "A" Circuit; DTC P0339: Crankshaft Position Sensor "A" Circuit Intermittent
P0340 Camshaft Position Sensor "A" Circuit (Bank 1 or Single Sensor) - Open or short in camshaft position sensor circuit
- Camshaft position sensor
- Camshaft
- Timing chain jumped a tooth
- ECM		 Comes on DTC stored Refer to DTC P0340: Camshaft Position Sensor "A" Circuit (Bank 1 or Single Sensor)
P0351 Ignition Coil "A" Primary / Secondary Circuit - Ignition system
- Open or short in IGF1 or IGT1 circuit between ignition coil and ECM
- No. 1 ignition coil
- 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
P0352 Ignition Coil "B" Primary / Secondary Circuit - Ignition system
- Open or short in IGF1 or IGT2 circuit between ignition coil and ECM
- No. 2 ignition coil
- 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
P0353 Ignition Coil "C" Primary / Secondary Circuit - Ignition system
- Open or short in IGF1 or IGT3 circuit between ignition coil and ECM
- No. 3 ignition coil
- 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
P0354 Ignition Coil "D" Primary / Secondary Circuit - Ignition system
- Open or short in IGF1 or IGT4 circuit between ignition coil and ECM
- No. 4 ignition coil
- 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
P0420 Catalyst System Efficiency Below Threshold (Bank 1) - Gas leak from exhaust system
- Air fuel ratio sensor (sensor 1)
- Heated oxygen sensor (sensor 2)
- Exhaust manifold converter sub-assembly (TWC: Front catalyst)
- Center exhaust pipe assembly (TWC: Rear catalyst)		 Comes on DTC stored Refer to DTC P0420: Catalyst System Efficiency Below Threshold (Bank 1)
P043E Evaporative Emission System Reference Orifice Clog Up - 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 Refer to DTC P043E: Evaporative Emission System Reference Orifice Clog Up; 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 (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 Refer to DTC P043E: Evaporative Emission System Reference Orifice Clog Up; 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
- Canister pump module
- Leak from EVAP system
- Leak from EVAP line (Purge VSV - Intake manifold)		 Comes on DTC stored Refer to DTC P0441: Evaporative Emission Control System Incorrect Purge Flow
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 Refer to 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)
- EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
- ECM		 Comes on DTC stored Refer to 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)
- EVAP system hose (pipe from air inlet port to canister pump module, canister filter, fuel tank vent hose)
- ECM		 Comes on DTC stored Refer to 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 tank cap (loose)
- Leak from EVAP line (Canister - Fuel tank)
- Leak from EVAP line (Purge VSV - Canister)
- Canister pump module
- Leak from fuel tank
- Leak 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) - Fuel tank cap (loose)
- Leak from EVAP line (Canister - Fuel tank)
- Leak from EVAP line (Purge VSV - Canister)
- Canister pump module
- Leak from fuel tank
- Leak 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)
P0500 Vehicle Speed Sensor "A" - Open or short in speed signal circuit
- Speed meter circuit (wheel speed sensor, skid control ECU)
- Combination meter
- ECM		 Comes on DTC stored Refer to DTC P0500: Vehicle Speed Sensor "A"
P0504 Brake Switch "A" / "B" Correlation - Short in stop light switch signal circuit
- STOP fuse
- IGN fuse
- Stop light switch
- ECM		 Does not come on DTC stored Refer to DTC P0504: Brake Switch "A" / "B" Correlation
P0505 Idle Control System Malfunction - Electronic throttle control system
- Intake system
- PCV hose connections
- ECM		 Comes on DTC stored Refer to DTC P0505: Idle Control System Malfunction
P050A Cold Start Idle Air Control System Performance - Throttle body
- Mass air flow meter
- PCV system
- Air cleaner filter element
- Intake system
- VVT system
- ECM
- Wire harness or connector		 Comes on DTC stored Refer to DTC P050A: Cold Start Idle Air Control System Performance
P050B Cold Start Ignition Timing Performance - Throttle body
- Mass air flow meter
- PCV system
- Air cleaner filter element
- Intake system
- VVT system
- ECM
- Wire harness or connector		 Comes on DTC stored Refer to DTC P050B: Cold Start Ignition Timing Performance
P0560 System Voltage - Open in back up power source circuit
- Battery
- Battery terminals
- EFI MAIN 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 ECM Comes on DTC stored Refer to DTC P0606: ECM / PCM Processor
P0607 Control Module Performance - Exhaust gas leak
- Heated oxygen sensor
- ECM		 Comes on DTC stored Refer to DTC P0607: Control Module Performance
P060A Internal Control Module Monitoring Processor Performance ECM Comes on DTC stored Refer to DTC P060A: Internal Control Module Monitoring Processor Performance
P060D Internal Control Module Accelerator Pedal Position Performance ECM Comes on DTC stored Refer to DTC P060D: Internal Control Module Accelerator Pedal Position Performance
P060E Internal Control Module Throttle Position Performance ECM Comes on DTC stored Refer to DTC P060E: Internal Control Module Throttle Position Performance
P0617 Starter Relay Circuit High - Park/neutral Position switch or clutch pedal switch
- ST relay circuit
- ECM		 Comes on DTC stored Refer to DTC P0617: Starter Relay Circuit High
P062F Internal Control Module EEPROM Error ECM Comes on DTC stored Refer to DTC P062F: Internal Control Module EEPROM Error
P0630 VIN not Programmed or Mismatch - ECM / PCM ECM Comes on DTC stored Refer to DTC P0630: VIN not Programmed or Mismatch - ECM / PCM
P0657 Actuator Supply Voltage Circuit / Open ECM Comes on DTC stored Refer to DTC P0657: Actuator Supply Voltage Circuit / Open
P0724 Brake Switch "B" Circuit High - Short in stop light switch signal circuit
- Stop light switch
- ECM		 Comes on DTC stored Refer to DTC P0724: Brake Switch "B" Circuit High
P1607 Cruise Control Input Processor ECM Comes on DTC stored Refer to DTC P1607: Cruise Control Input Processor
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
- 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 body
- Throttle valve
- ECM
- Wire harness or connector		 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 - Throttle actuator
- Throttle body
- Throttle valve
- ECM
- Wire harness or connector		 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 electronic throttle control system power source circuit
- Battery
- Battery terminals
- 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 - Electronic throttle control system
- ECM
- Wire harness or connector		 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 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 - Accelerator pedal position sensor
- 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 - Accelerator pedal position sensor
- Open in VCP1 circuit
- Open or ground short in 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 - Accelerator pedal position 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 - Accelerator pedal position 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 - Accelerator pedal position sensor
- Open in VCP2 circuit
- Open or ground short in 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 - Accelerator pedal position 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 circuits
- Throttle position sensor (built into throttle body)
- ECM		 Comes on DTC stored Refer to DTC P0120: Throttle / Pedal Position Sensor / Switch "A" Circuit Malfunction; DTC P0121: Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem; 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 circuits
- Accelerator pedal position 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 sensor (sensor 1) circuit
- Air fuel ratio sensor (sensor 1)
- Intake 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)
P2196 Oxygen (A/F) Sensor Signal Stuck Rich (Bank 1 Sensor 1) - Open or short in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (sensor 1)
- Intake 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)
P2237 Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1) - Open in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (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 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)
P2238 Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1) - Open or short in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (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 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)
P2239 Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1) - Open or short in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (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 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)
P2252 Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1) - Open or short in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (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 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)
P2253 Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1) - Open or short in air fuel ratio sensor (sensor 1) circuit
- Air fuel ratio sensor (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 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)
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 Refer to DTC P043E: Evaporative Emission System Reference Orifice Clog Up; 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 (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 Refer to DTC P043E: Evaporative Emission System Reference Orifice Clog Up; 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 (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 Refer to DTC P043E: Evaporative Emission System Reference Orifice Clog Up; 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
P2610 ECM / PCM Internal Engine Off Timer Performance ECM Comes on DTC stored Refer to DTC P2610: ECM / PCM Internal Engine Off Timer Performance
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