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.

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

SFI System

DIAGNOSTIC TROUBLE CODE CHART - SFI SYSTEM

DTC Code	Detection Item	Trouble Areas	MIL	Memory
P0010	Camshaft Position "A" Actuator Circuit (Bank 1)	Open or short in OCV for intake camshaft (Bank 1) circuit OCV for intake camshaft (Bank 1) ECM	Comes on	DTC stored
P0011	Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1)	Valve timing OCV for intake camshaft OCV filter Intake camshaft timing gear ECM	Comes on	DTC stored
P0012	Camshaft Position "A" - Timing Over-Retarded (Bank 1)	Valve timing OCV for intake camshaft OCV filter Intake camshaft timing gear ECM	Comes on	DTC stored
P0013	Camshaft Position "B" Actuator Circuit / Open (Bank 1)	Open or short in OCV for exhaust camshaft (Bank 1) circuit OCV for exhaust camshaft (Bank 1) ECM	Comes on	DTC stored
P0014	Camshaft Position "B" - Timing Over-Advanced or System Performance (Bank 1)	Valve timing Oil control valve (OCV) for exhaust camshaft OCV filter Camshaft timing exhaust gear ECM	Comes on	DTC stored
P0015	Camshaft Position "B" - Timing Over-Retarded (Bank 1)	Valve timing OCV for exhaust camshaft OCV filter Camshaft timing exhaust gear ECM	Comes on	DTC stored
P0016	Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)	Mechanical system (Timing chain has jumped tooth or chain stretched) ECM	Comes on	DTC stored
P0017	Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)	Mechanical system (Timing chain has jumped tooth or chain stretched) ECM	Comes on	DTC stored
P0018	Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A)	Mechanical system (Timing chain has jumped tooth or chain stretched) ECM	Comes on	DTC stored
P0019	Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor B)	Mechanical system (Timing chain has jumped tooth or chain stretched) ECM	Comes on	DTC stored
P0020	Camshaft Position "A" Actuator Circuit (Bank 2)	Open or short in OCV for intake camshaft (Bank 2) circuit OCV for intake camshaft (Bank 2) ECM	Comes on	DTC stored
P0021	Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2)	Valve timing OCV for intake camshaft OCV filter Intake camshaft timing gear ECM	Comes on	DTC stored
P0022	Camshaft Position "A" - Timing Over-Retarded (Bank 2)	Valve timing OCV for intake camshaft OCV filter Intake camshaft timing gear ECM	Comes on	DTC stored
P0023	Camshaft Position "B" Actuator Circuit / Open (Bank 2)	Open or short in OCV for exhaust camshaft (Bank 2) circuit OCV for exhaust camshaft (Bank 2) ECM	Comes on	DTC stored
P0024	Camshaft Position "B" - Timing Over-Advanced or System Performance (Bank 2)	Valve timing Oil control valve (OCV) for exhaust camshaft OCV filter Camshaft timing exhaust gear ECM	Comes on	DTC stored
P0025	Camshaft Position "B" - Timing Over-Retarded (Bank 2)	Valve timing OCV for exhaust camshaft OCV filter Camshaft timing exhaust gear ECM	Comes on	DTC stored
P0031	Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)	Open in A/F sensor heater circuit A/F sensor heater (Sensor 1) Integration relay ECM	Comes on	DTC stored
P0032	Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor 1)	Short in A/F sensor heater circuit A/F sensor heater (Sensor 1) Integration relay ECM	Comes on	DTC stored
P0037	Oxygen Sensor Heater Control Circuit Low (Bank 1 Sensor 2)	Open in HO2 sensor heater circuit HO2 sensor heater (Sensor 2) Integration relay ECM	Comes on	DTC stored
P0038	Oxygen Sensor Heater Control Circuit High (Bank 1 Sensor 2)	Short in HO2 sensor heater circuit HO2 sensor heater (Sensor 2) Integration relay ECM	Comes on	DTC stored
P0051	Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1)	Open in A/F sensor heater circuit A/F sensor heater (Sensor 1) Integration relay ECM	Comes on	DTC stored
P0052	Oxygen(A/F) Sensor Heater Control Circuit High (Bank 2 Sensor 1)	Short in A/F sensor heater circuit A/F sensor heater (Sensor 1) Integration relay ECM	Comes on	DTC stored
P0057	Oxygen Sensor Heater Control Circuit Low (Bank 2 Sensor 2)	Open in HO2 sensor heater circuit HO2 sensor heater (Sensor 2) Integration relay ECM	Comes on	DTC stored
P0058	Oxygen Sensor Heater Control Circuit High (Bank 2 Sensor 2)	Short in HO2 sensor heater circuit HO2 sensor heater (Sensor 2) Integration relay ECM	Comes on	DTC stored
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
P0103	Mass or Volume Air Flow Circuit High Input	Open or short in MAF meter circuit MAF meter ECM	Comes on	DTC stored
P0110	Intake Air Temperature Circuit Malfunction	Open or short in IAT sensor circuit IAT sensor (built into MAF meter) ECM	Comes on	DTC stored
P0111	Intake Air Temperature Sensor 1 Circuit Range / Performance	Mass air flow meter assembly	Comes on	DTC stored
P0112	Intake Air Temperature Circuit Low Input	Short in IAT sensor circuit IAT sensor (built into MAF meter) ECM	Comes on	DTC stored
P0113	Intake Air Temperature Circuit High Input	Open in IAT sensor circuit IAT sensor (built into MAF meter) ECM	Comes on	DTC stored
P0115	Engine Coolant Temperature Circuit Malfunction	Open or short in ECT sensor circuit ECT sensor ECM	Comes on	DTC stored
P0116	Engine Coolant Temperature Circuit Range / Performance Problem	Thermostat ECT sensor	Comes on	DTC stored
P0117	Engine Coolant Temperature Circuit Low Input	Short in ECT sensor ECT sensor ECM	Comes on	DTC stored
P0118	Engine Coolant Temperature Circuit High Input	Open in ECT sensor circuit ECT sensor ECM	Comes on	DTC stored
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
P0121	Throttle / Pedal Position Sensor / Switch "A" Circuit Range / Performance Problem	TP sensor (built into throttle body)	Comes on	DTC stored
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
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
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
P0136	Oxygen Sensor Circuit Malfunction (Bank 1 Sensor 2)	Open or short in HO2 sensor (Bank 1) circuit HO2 sensor (Bank 1) HO2 sensor heater (Bank 1) Air-fuel Ratio (A/F) sensor (Bank 1) 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 (Bank 1) circuit HO2 sensor (Bank 1) HO2 sensor heater (Bank 1) Integration relay Gas leakage from exhaust system	Comes on	DTC stored
P0138	Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)	Short in HO2 sensor (Bank 1) circuit HO2 sensor (Bank 1) ECM internal circuit malfunction Air-Fuel ratio (A/F) sensor (Bank 1)	Comes on	DTC stored
P0139	Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 2)	Short in HO2 sensor (Bank 1 Sensor 2) circuit HO2 sensor (Bank 1 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 (Sensor 2) Integration relay ECM	Comes on	DTC stored
P0156	Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2)	Open or short in HO2 sensor (Bank 2) circuit HO2 sensor (Bank 2) HO2 sensor heater (Bank 2) Air-fuel Ratio (A/F) sensor (Bank 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 (Bank 2) circuit HO2 sensor (Bank 2) HO2 sensor heater (Bank 2) Integration relay Gas leakage from exhaust system	Comes on	DTC stored
P0158	Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)	Short in HO2 sensor (Bank 2) circuit HO2 sensor (Bank 2) ECM internal circuit malfunction Air-Fuel ratio (A/F) sensor (Bank 2)	Comes on	DTC stored
P0159	Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 2)	Short in HO2 sensor (Bank 2 Sensor 2) circuit HO2 sensor (Bank 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 (Sensor 2) Integration relay ECM	Comes on	DTC stored
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 (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (Sensor 1) Integration relay A/F sensor heater and integration relay circuits PCV valve and hose PCV hose connections ECM	Comes on	DTC stored
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 (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (Sensor 1) Integration relay A/F sensor heater and integration relay circuits ECM	Comes on	DTC stored
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 (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (Sensor 1) Integration relay A/F sensor heater and integration relay circuits PCV valve and hose PCV hose connections ECM	Comes on	DTC stored
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 (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (Sensor 1) Integration relay A/F sensor heater and integration relay circuits ECM	Comes on	DTC stored
P0220	Throttle / Pedal Position Sensor / Switch "B" Circuit	TP sensor (built into throttle body) ECM	Comes on	DTC stored
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
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
P0230	Fuel Pump Primary Circuit	Open or short in fuel pump circuit Fuel pump Fuel pump ECU ECM	-	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
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 timing PCV Valve and hose PCV hose connections Air induction system ECM	Comes on/Blinks*	DTC stored
P0327	Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)	Short in knock sensor (Bank 1 Sensor 1) circuit Knock sensor (Bank 1 Sensor 1) ECM	Comes on	DTC stored
P0328	Knock Sensor 1 Circuit High Input (Bank 1 or Single Sensor)	Open in knock sensor (Bank 1 Sensor 1) circuit Knock sensor (Bank 1 Sensor 1) ECM	Comes on	DTC stored
P032C	Knock Sensor 3 Circuit Low	Short in knock sensor (Bank 1 Sensor 2) circuit Knock sensor (Bank 1 Sensor 2) ECM	Comes on	DTC stored
P032D	Knock Sensor 3 Circuit High	Open in knock sensor (Bank 1 Sensor 2) circuit Knock sensor (Bank 1 Sensor 2) ECM	Comes on	DTC stored
P0332	Knock Sensor 2 Circuit Low Input (Bank 2)	Short in knock sensor (Bank 2 Sensor 1) circuit Knock sensor (Bank 2 Sensor 1) ECM	Comes on	DTC stored
P0333	Knock Sensor 2 Circuit High Input (Bank 2)	Open in knock sensor (Bank 2 Sensor 1) circuit Knock sensor (Bank 2 Sensor 1) ECM	Comes on	DTC stored
P0335	Crankshaft Position Sensor "A" Circuit	Open or short in CKP sensor circuit CKP sensor CKP sensor plate ECM	Comes on	DTC stored
P0337	Crankshaft Position Sensor "A" Circuit Low Input	Open or short in CKP sensor circuit CKP sensor CKP sensor plate ECM	Comes on	DTC stored
P0338	Crankshaft Position Sensor "A" Circuit High Input	Open or short in CKP sensor circuit CKP sensor CKP sensor plate ECM	Comes on	DTC stored
P0339	Crankshaft Position Sensor "A" Circuit Intermittent	Open or short in CKP sensor circuit CKP sensor CKP sensor plate ECM	-	DTC stored
P033C	Knock Sensor 4 Circuit Low Input	Short in knock sensor (Bank 2 Sensor 2) circuit Knock sensor (Bank 2 Sensor 2) ECM	Comes on	DTC stored
P033D	Knock Sensor 4 Circuit High Input	Open in knock sensor (Bank 2 Sensor 2) circuit Knock sensor (Bank 2 Sensor 2) ECM	Comes on	DTC stored
P0340	Camshaft Position Sensor Circuit Malfunction	Open or short in VVT sensor circuit for intake camshaft VVT sensor for intake camshaft Camshaft timing gear for intake camshaft Jumped tooth of timing chain for intake camshaft ECM	Comes on	DTC stored
P0342	Camshaft Position Sensor "A" Circuit Low Input (Bank 1 or Single Sensor)	Open or short in VVT sensor circuit for intake camshaft VVT sensor for intake camshaft Camshaft timing gear for intake camshaft Jumped tooth of timing chain for intake camshaft ECM	Comes on	DTC stored
P0343	Camshaft Position Sensor "A" Circuit High Input (Bank 1 or Single Sensor)	Open or short in VVT sensor for intake camshaft circuit VVT sensor for intake camshaft Camshaft timing gear for intake camshaft Jumped tooth of timing chain for intake camshaft ECM	Comes on	DTC stored
P0345	Camshaft Position Sensor "A" Circuit (Bank 2)	Open or short in VVT sensor circuit for intake camshaft VVT sensor for intake camshaft Camshaft timing gear for intake camshaft Jumped tooth of timing chain for intake camshaft ECM	Comes on	DTC stored
P0347	Camshaft Position Sensor "A" Circuit Low Input (Bank 2)	Open or short in VVT sensor circuit for intake camshaft VVT sensor for intake camshaft Camshaft timing gear for intake camshaft Jumped tooth of timing chain for intake camshaft ECM	Comes on	DTC stored
P0348	Camshaft Position Sensor "A" Circuit High Input (Bank 2)	Open or short in VVT sensor for intake camshaft circuit VVT sensor for intake camshaft Camshaft timing gear for intake camshaft Jumped tooth of timing chain for intake camshaft ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes on	DTC stored
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 coil with igniter ECM	Comes, on	DTC stored
P0365	Camshaft Position Sensor "B" Circuit (Bank 1)	Open or short in VVT sensor for exhaust camshaft circuit VVT sensor for exhaust camshaft Exhaust camshaft Jumped tooth of timing chain ECM	Comes on	DTC stored
P0367	Camshaft Position Sensor "B" Circuit Low Input (Bank 1)	Open or short in VVT sensor for exhaust camshaft circuit VVT sensor for exhaust camshaft Exhaust camshaft Jumped tooth of timing chain ECM	Comes on	DTC stored
P0368	Camshaft Position Sensor "B" Circuit High Input (Bank 1)	Open or short in VVT sensor for exhaust camshaft circuit VVT sensor for exhaust camshaft Exhaust camshaft Jumped tooth of timing chain ECM	Comes on	DTC stored
P0390	Camshaft Position Sensor "B" Circuit (Bank 2)	Open or short in VVT sensor for exhaust camshaft circuit VVT sensor for exhaust camshaft Exhaust camshaft Jumped tooth of timing chain ECM	Comes on	DTC stored
P0392	Camshaft Position Sensor "B" Circuit Low Input (Bank 2)	Open or short in VVT sensor for exhaust camshaft circuit VVT sensor for exhaust camshaft Exhaust camshaft Jumped tooth of timing chain ECM	Comes on	DTC stored
P0393	Camshaft Position Sensor "B" Circuit High Input (Bank 2)	Open or short in VVT sensor for exhaust camshaft circuit VVT sensor for exhaust camshaft Exhaust camshaft Jumped tooth of timing chain ECM	Comes on	DTC stored
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
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
P0418	Secondary Air Injection System Control "A" Circuit	Open in air pump drive circuit Short between air pump drive circuit and body ground Air pump AID ECM	Comes on	DTC stored
P0419	Secondary Air Injection System Control "B" Circuit	Open in air pump drive circuit Short between air pump drive circuit and body ground Air pump AID ECM	Comes on	DTC stored
P0420	Catalyst System Efficiency Below Threshold (Bank 1)	Gas leakage from exhaust system Air-Fuel Ratio (A/F) sensor (Bank 1 Sensor 1) Heated Oxygen (HO2) sensor (Bank 1 Sensor 2) Front No. 2 exhaust pipe (TWC)	Comes on	DTC stored
P0430	Catalyst System Efficiency Below Threshold (Bank 2)	Gas leakage from exhaust system Air-Fuel Ratio (A/F) sensor (Bank 2 Sensor 1) Heated Oxygen (HO2) sensor (Bank 2 Sensor 2) Front exhaust pipe (TWC)	Comes on	DTC stored
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
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
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
P0504	Brake Switch "A" / "B" Correlation	Short in stop light switch signal circuit STOP fuse IGN fuse Stop light switch ECM	-	DTC stored
P0505	Idle Control System Malfunction	ETCS Air induction system PCV hose connections ECM	Comes on	DTC stored
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
P050B	Cold Start Ignition Timing Performance	Throttle body assembly Mass air flow meter PCV system Air cleaner filter element Air induction system VVT system ECM	Comes on	DTC stored
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
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
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
P0560	System Voltage	Open in back up power source circuit Battery Battery terminals EFI NO. 1 fuse 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	Exhaust gas leak HO2S ECM	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	Park/Neutral Position (PNP) switch Starter relay circuit Engine switch 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
P1340	Camshaft Position Sensor "A" (Bank 1 Sensor 2)	Open or short in camshaft position sensor circuit Camshaft position sensor Camshaft timing plate LH ECM	Comes on	DTC stored
P1342	Camshaft Position Sensor "A" Low Input (MRE)	Open or short in camshaft position sensor circuit Camshaft position sensor Camshaft timing plate LH ECM	Comes on	DTC stored
P1343	Camshaft Position Sensor "A" High Input (MRE)	Open or short in camshaft position sensor circuit Camshaft position sensor Camshaft timing plate LH ECM	Comes on	DTC stored
P1607	Cruise Control Input Processor	ECM	Comes on	DTC stored
P1613	Secondary Air Injection Driver Malfunction	Short in diagnostic information signal circuit (AID - ECM) Open in diagnostic information signal circuit (AID - ECM) Open or short in air pump and air switching valve command signal circuit (AID - ECM) Open or short in AID power source circuit Open in AID ground circuit AID ECM	Comes on	DTC stored
P1614	Secondary Air Injection System Driver Bank 2	Short in diagnostic information signal circuit (AID - ECM) Open in diagnostic information signal circuit (AID - ECM) Open or short in air pump and air switching valve command signal circuit (AID - ECM) Open or short in AID power source circuit Open in AID ground circuit AID ECM	Comes on	DTC stored
P2102	Throttle Actuator Control Motor Circuit Low	Open in throttle actuator circuit Throttle actuator ECM	Comes on	DTC stored
P2103	Throttle Actuator Control Motor Circuit High	Short in throttle actuator circuit Throttle actuator Throttle valve Throttle body assembly ECM	Comes on	DTC stored
P2111	Throttle Actuator Control System - Stuck Open	Throttle actuator Throttle body assembly Throttle valve	Comes on	DTC stored
P2112	Throttle Actuator Control System - Stuck Closed	Throttle actuator Throttle body assembly Throttle valve	Comes on	DTC stored
P2118	Throttle Actuator Control Motor Current Range / Performance	Open in ETCS power source circuit Battery Battery terminals ETCS fuse ECM	Comes on	DTC stored
P2119	Throttle Actuator Control Throttle Body Range / Performance	ETCS ECM	Comes on	DTC stored
P2120	Throttle / Pedal Position Sensor / Switch "D" Circuit	APP sensor ECM	Comes on	DTC stored
P2121	Throttle / Pedal Position Sensor / Switch "D" Circuit Range / Performance	Accelerator Pedal Position (APP) sensor ECM	Comes on	DTC stored
P2122	Throttle / Pedal Position Sensor / Switch "D" Circuit Low Input	APP sensor Open in VCPA circuit Open or ground short in VPA circuit ECM	Comes on	DTC stored
P2123	Throttle / Pedal Position Sensor / Switch "D" Circuit High Input	APP sensor Open in EPA circuit ECM	Comes on	DTC stored
P2125	Throttle / Pedal Position Sensor / Switch "E" Circuit	APP sensor ECM	Comes on	DTC stored
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
P2128	Throttle / Pedal Position Sensor / Switch "E" Circuit High Input	APP sensor Open in EPA2 circuit ECM	Comes on	DTC stored
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
P2138	Throttle / Pedal Position Sensor / Switch "D" / "E" Voltage Correlation	Short between VPA and VPA2 circuits APP sensor ECM	Comes on	DTC stored
P2195	Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)	Open or short in A/F sensor (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (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 (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (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 (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (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 (Sensor 1) circuit A/F sensor (Sensor 1) A/F sensor heater (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 (Bank 1 Sensor 1) circuit Air Fuel Ratio (A/F) sensor (Bank 1 Sensor 1) ECM	Comes on	DTC stored
P2238	Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 1 Sensor 1)	Open or short in A/F sensor (Bank 1 Sensor 1) circuit A/F sensor (Bank 1 Sensor 1) ECM	Comes on	DTC stored
P2239	Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 1 Sensor 1)	Open or short in A/F sensor (Bank 1 Sensor 1) circuit A/F sensor (Bank 1 Sensor 1) ECM	Comes on	DTC stored
P2240	Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1)	Open in Air Fuel Ratio (A/F) sensor (Bank 2 Sensor 1) circuit Air Fuel Ratio (A/F) sensor (Bank 2 Sensor 1) ECM	Comes on	DTC stored
P2241	Oxygen (A/F) Sensor Pumping Current Circuit Low (Bank 2 Sensor 1)	Open or short in A/F sensor (Bank 2 Sensor 1) circuit A/F sensor (Bank 2 Sensor 1) ECM	Comes on	DTC stored
P2242	Oxygen (A/F) Sensor Pumping Current Circuit High (Bank 2 Sensor 1)	Open or short in A/F sensor (Bank 2 Sensor 1) circuit A/F sensor (Bank 2 Sensor 1) ECM	Comes on	DTC stored
P2252	Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 1 Sensor 1)	Open or short in A/F sensor (Bank 1 Sensor 1) circuit A/F sensor (Bank 1 Sensor 1) ECM	Comes on	DTC stored
P2253	Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 1 Sensor 1)	Open or short in A/F sensor (Bank 1 Sensor 1) circuit A/F sensor (Bank 1 Sensor 1) ECM	Comes on	DTC stored
P2255	Oxygen (A/F) Sensor Reference Ground Circuit Low (Bank 2 Sensor 1)	Open or short in A/F sensor (Bank 2 Sensor 1) circuit A/F sensor (Bank 2 Sensor 1) ECM	Comes on	DTC stored
P2256	Oxygen (A/F) Sensor Reference Ground Circuit High (Bank 2 Sensor 1)	Open or short in A/F sensor (Bank 2 Sensor 1) circuit A/F sensor (Bank 2 Sensor 1) ECM	Comes on	DTC stored
P2401	Evaporative Emission System Leak Detection Pump 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
P2402	Evaporative Emission System Leak Detection Pump Control Circuit High	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
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
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
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
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
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
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
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
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
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
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
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
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
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
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 (Bank 1) A/F sensor (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 (Bank 2) A/F sensor (Bank 2) ECM	Comes on	DTC stored