2008 Lexus LS 600hLFACTORY OEM SERVICE PROCEDURE

Diagnostic Trouble Code Chart

HINT:

  • Parameters listed in the chart may not be exactly the same as your readings due to the type of instrument or other factors. If a trouble code is displayed during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the DIAGNOSTIC TROUBLE CODE CHART  below.
  • *: MIL flashes when a catalyst damage misfire is detected.

SFI System 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Areas MIL Memory
P0010 Camshaft Position "A" Actuator Circuit (Bank1)
  • Camshaft timing control motor (for Bank1)
  • Camshaft timing gear assembly (for Bank1)
 Comes on DTC stored
P0011 Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 1) Camshaft timing gear assembly (for Bank 1) Comes on DTC stored
P0012 Camshaft Position "A" - Timing Over-Retarded (Bank 1)
  • Camshaft timing gear assembly (for Bank 1)
  • Camshaft timing control motor (for Bank 1)
 Comes on DTC stored
P0013 Camshaft Position "B" Actuator Circuit / Open (Bank 1)
  • Open or short in OCV (for Exhaust Side of Bank 1) circuit
  • OCV (for Exhaust Side of 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 Side of Bank 1)
  • OCV filter (for Bank 1)
  • Camshaft timing exhaust gear assembly
  • ECM
 Comes on DTC stored
P0015 Camshaft Position "B" - Timing Over-Retarded (Bank 1)
  • Valve timing
  • OCV (for Exhaust Side of Bank 1)
  • OCV filter (for Bank D
  • Camshaft timing exhaust gear assembly
  • ECM
 Comes on DTC stored
P0016 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor A)
  • Valve timing
  • Camshaft timing gear assembly (for Bank 1)
 Comes on DTC stored
P0017 Crankshaft Position - Camshaft Position Correlation (Bank 1 Sensor B)
  • Valve timing
  • Oil control valve (for Exhaust Side of Bank D
  • Camshaft timing exhaust gear assembly (for Bank 1)
 Comes on DTC stored
P0018 Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor A)
  • Valve timing
  • Camshaft timing gear assembly (for Bank 2)
 Comes on DTC stored
P0019 Crankshaft Position - Camshaft Position Correlation (Bank 2 Sensor B)
  • Valve timing
  • Oil control valve (for Exhaust Side of Bank 2)
  • Camshaft timing exhaust gear assembly (for Bank 2)
 Comes on DTC stored
P0020 Camshaft Position "A" Actuator Circuit (Bank 2)
  • Camshaft timing control motor (for Bank 2)
  • Camshaft timing gear assembly (for Bank 2)
 Comes on DTC stored
P0021 Camshaft Position "A" - Timing Over-Advanced or System Performance (Bank 2) Camshaft timing gear assembly (for Bank 2) Comes on DTC stored
P0022 Camshaft Position "A" - Timing Over-Retarded (Bank 2)
  • Camshaft timing gear assembly (for Bank 2)
  • Camshaft timing control motor (for Bank 2)
 Comes on DTC stored
P0023 Camshaft Position "B" Actuator Circuit / Open (Bank 2)
  • Open or short in OCV (for Exhaust Side of Bank 2) circuit
  • OCV (for Exhaust Side of 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 Side of Bank 2)
  • OCV filter (for Bank 2)
  • Camshaft timing exhaust gear assembly
  • ECM
 Comes on DTC stored
P0025 Camshaft Position "B" - Timing Over-Retarded (Bank 2)
  • Valve timing
  • OCV (for Exhaust Side of Bank 2)
  • OCV filter (for Bank 2)
  • - Camshaft timing exhaust gear assembly
  • ECM
 Comes on DTC stored
P0031 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1)
  • Open in A/F sensor heater (for Bank 1 Sensor 1) circuit
  • A/F sensor heater (for Bank 1 Sensor 1)
  • A/F fuse
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0032 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 1 Sensor D
  • Short in A/F sensor heater (for Bank 1 Sensor 1) circuit
  • A/F sensor heater (for Bank 1 Sensor 1)
  • A/F fuse
  • Engine room No 2 junction block
  • 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
  • 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
  • ECM
 Comes on DTC stored
P0051 Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 2 Sensor 1)
  • Open in A/F sensor heater (for Bank 2 Sensor 1) circuit
  • A/F sensor heater (for Bank 2 Sensor 1)
  • A/F fuse
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0052 Oxygen (A/F) Sensor Heater Control Circuit High (Bank 2 Sensor D
  • Short in A/F sensor heater (for Bank 2 Sensor 1) circuit
  • A/F sensor heater (for Bank 2 Sensor 1)
  • A/F fuse
  • Engine room No 2 junction block
  • 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
  • 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
  • ECM
 Comes on DTC stored
P0087 Fuel Rail / System Pressure - Too Low
  • Leak of fuel
  • Fuel pipe (Fuel tank
  • Fuel pump [for High Pressure] of Bank 1 or Bank 2)
  • Fuel pipe (Fuel pump [for High Pressure]
  • Fuel injector [for Direct Injection])
  • Fuel injector (for Direct Injection)
  • Fuel pump (for High Pressure of Bank 1)
  • Fuel pump (for High Pressure of Bank 2)
  • No 1 injector driver
  • No 2 injector driver
  • ECM
 Comes on DTC stored
P0088 Fuel Rail / System Pressure - Too High
  • Fuel pump (for High Pressure of Bank 1)
  • Fuel pump (for High Pressure of Bank 2)
  • RELIEF VLV fuse
  • Engine room No 2 junction block (RELIEF VLV relay)
  • Fuel relief valve circuit
  • Fuel relief valve
  • ECM
 Comes on DTC stored
P0096 Intake Air Temperature Sensor 2 Circuit Range / Performance Mass air flow (MAF) meter (for Bank 2) Comes on DTC stored
P0097 Intake Air Temperature Sensor 2 Circuit Low
  • Short in IAT sensor (for Bank 2) circuit
  • IAT sensor (for Bank 2) (built into MAF meter [for Bank 2])
  • ECM
 Comes on DTC stored
P0098 Intake Air Temperature Sensor 2 Circuit High
  • Open in IAT sensor (for Bank 2) circuit
  • IAT sensor (for Bank 2) (built into MAF meter [for Bank 2])
  • ECM
 Comes on DTC stored
P0102 Mass Air Flow Circuit Low
  • Open in MAF meter (for Bank 1) circuit
  • Short in ground circuit
  • MAF meter (for Bank 1)
  • ECM
 Comes on DTC stored
P0103 Mass Air Flow Circuit High
  • Short in MAF meter circuit (+B circuit)
  • MAF meter (for Bank 1)
  • ECM
 Comes on DTC stored
P010C Mass or Volume Air Flow "A" Circuit Low Input
  • Open in MAF meter (for Bank 2) circuit
  • Short in ground circuit
  • MAF meter (for Bank 2)
  • ECM
 Comes on DTC stored
P010D Mass or Volume Air Flow "A" Circuit High Input
  • Short in MAF meter circuit (+B circuit)
  • MAF meter (for Bank 2)
  • ECM
 Comes on DTC stored
P010F Mass or Volume Air Flow Sensor
  • Mass Air Flow (MAF) meter (for Bank 1, 2)
  • Air induction system
  • PCV hose connections
 Comes on DTC stored
P0111 Intake Air Temperature Sensor 1 Circuit Range / Performance Mass air flow (MAF) meter (for Bank 1) Comes on DTC stored
P0112 Intake Air Temperature Circuit Low Input
  • Short in IAT sensor (for Bank 1) circuit
  • IAT sensor (for Bank 1) (built into MAF meter [for Bank 1])
  • ECM
 Comes on DTC stored
P0113 Intake Air Temperature Circuit High Input
  • Open in IAT sensor (for Bank 1) circuit
  • IAT sensor (for Bank 1) (built into MAF meter [for Bank 1])
  • 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 circuit
  • 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
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 VTA 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 VTA circuit
  • Open in E2 circuit
  • Short between VC and VTA circuits
  • ECM
 Comes on DTC stored
P0125 Insufficient Coolant Temperature for Closed Loop Fuel Control
  • Cooling system
  • Engine coolant temperature sensor
  • 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 (for Bank 1 Sensor 2) circuit
  • HO2 sensor (for Bank 1 Sensor 2)
  • HO2 sensor heater (for Bank 1 Sensor 2)
  • Air-Fuel Ratio (A/F) sensor (for Bank 1 Sensor 1)
  • 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 Sensor 2) circuit
  • HO2 sensor (for Bank 1 Sensor 2)
  • HO2 sensor heater (for Bank 1 Sensor 2)
  • Gas leakage from exhaust system
 Comes on DTC stored
P0138 Oxygen Sensor Circuit High Voltage (Bank 1 Sensor 2)
  • Short in HO2 sensor (for Bank 1 Sensor 2) circuit
  • HO2 sensor (for Bank 1 Sensor 2)
  • ECM internal circuit malfunction
  • A/F sensor (for Bank 1 Sensor 1)
 Comes on DTC stored
P0139 Oxygen Sensor Circuit Slow Response(Bank 1 Sensor 2)
  • Short in HO2 sensor (for Bank 1 Sensor 2) circuit
  • HO2 sensor (for Bank 1 Sensor 2)
 Comes on DTC stored
P0141 Oxygen Sensor Heater Circuit Malfunction (Bank 1 Sensor 2)
  • Open or short in HO2 sensor circuit
  • HO2 sensor heater
  • ECM
 Comes on DTC stored
P0156 Oxygen Sensor Circuit Malfunction (Bank 2 Sensor 2)
  • Open or short in HO2 sensor (for Bank 2 Sensor 2) circuit
  • HO2 sensor (for Bank 2 Sensor 2)
  • HO2 sensor heater (for Bank 2 Sensor 2)
  • Air-Fuel Ratio (A/F) sensor (for Bank 2 Sensor 1)
  • 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 2 Sensor 2) circuit
  • HO2 sensor (for Bank 2 Sensor 2)
  • HO2 sensor heater (for Bank 2 Sensor 2)
  • Gas leakage from exhaust system
 Comes on DTC stored
P0158 Oxygen Sensor Circuit High Voltage (Bank 2 Sensor 2)
  • Short in HO2 sensor (for Bank 2 Sensor 2) circuit
  • HO2 sensor (for Bank 2 Sensor 2)
  • ECM internal circuit malfunction
  • A/F sensor (for Bank 2 Sensor 1)
 Comes on DTC stored
P0159 Oxygen Sensor Circuit Slow Response(Bank 2 Sensor 2)
  • Short in HO2 sensor (for Bank 2 Sensor 2) circuit
  • HO2 sensor (for Bank 2 Sensor 2)
 Comes on DTC stored
P0161 Oxygen Sensor Heater Circuit Malfunction (Bank 2 Sensor 2)
  • Open or short in HO2 sensor circuit
  • HO2 sensor heater
  • ECM
 Comes on DTC stored
P0171 System Too Lean (Bank 1)
  • Air induction system
  • Injector for port injection
  • Injector for direct injection
  • Mass Air Flow (MAF) meter (for Bank 1)
  • Engine Coolant Temperature (ECT) sensor
  • Fuel pressure
  • Gas leakage from exhaust system
  • Open or short in A/F sensor (for Bank 1 Sensor 1) circuit
  • A/F sensor (for Bank 1 Sensor 1)
  • A/F sensor heater (for Bank 1 Sensor 1)
  • A/F sensor heater circuits
  • PCV valve and hose
  • PCV hose connections
  • ECM
 Comes on DTC stored
P0172 System Too Rich (Bank 1)
  • MAF meter
  • ECT sensor
  • Injector for port injection
  • Injector for direct injection
  • Ignition system
  • Fuel pressure
  • Gas leakage from exhaust system
  • Open or short in A/F sensor (for Bank 1 Sensor 1) circuit
  • A/F sensor (for Bank 1 Sensor 1)
  • A/F sensor heater (for Bank 1 Sensor 1)
  • A/F sensor heater circuits
  • ECM
 Comes on DTC stored
P0174 System Too Lean (Bank 2)
  • Air induction system
  • Injector for port injection
  • Injector for direct injection
  • Mass Air Flow (MAF) meter (for Bank 2)
  • Engine Coolant Temperature (ECT) sensor
  • Fuel pressure
  • Gas leakage from exhaust system
  • Open or short in A/F sensor (for Bank 2 Sensor 1) circuit
  • A/F sensor (for Bank 2 Sensor 1)
  • A/F sensor heater (for Bank 2 Sensor 1)
  • A/F sensor heater circuits
  • PCV valve and hose
  • PCV hose connections
  • ECM
 Comes on DTC stored
P0175 System Too Rich (Bank 2)
  • MAF meter
  • ECT sensor
  • Injector for port injection
  • Injector for direct injection
  • Ignition system
  • Fuel pressure
  • Gas leakage from exhaust system
  • Open or short in A/F sensor (for Bank 2 Sensor 1) circuit
  • A/F sensor (for Bank 2 Sensor 1)
  • A/F sensor heater (for Bank 2 Sensor 1)
  • A/F sensor heater circuits
  • ECM
 Comes on DTC stored
P0190 Fuel Rail Pressure Sensor Circuit
  • Open or short in fuel pressure sensor
  • Fuel pressure sensor
  • ECM
 Comes on DTC stored
P0192 Fuel Rail Pressure Sensor Circuit Low Input
  • Short in fuel pressure sensor
  • Fuel pressure sensor
  • ECM
 Comes on DTC stored
P0193 Fuel Rail Pressure Sensor Circuit High Input
  • Open in fuel pressure sensor
  • Fuel pressure sensor
  • ECM
 Comes on DTC stored
P0201 Injector Circuit / Open - (Cylinder 1)
  • Open or short in Injector driver (No 1) circuit
  • Injector driver (No 1)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0202 Injector Circuit / Open - (Cylinder 2)
  • Open or short in Injector driver (No 2) circuit
  • Injector driver (No 2)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0203 Injector Circuit / Open - (Cylinder 3)
  • Open or short in Injector driver (No 2) circuit
  • Injector driver (No 2)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0204 Injector Circuit / Open -(Cylinder 4)
  • Open or short in Injector driver (No 1) circuit
  • Injector driver (No D
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0205 Injector Circuit / Open - (Cylinder 5)
  • Open or short in Injector driver (No 2) circuit
  • Injector driver (No 2)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0206 Injector Circuit / Open - (Cylinder 6)
  • Open or short in Injector driver (No 1) circuit
  • Injector driver (No 1)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0207 Injector Circuit/Open - (Cylinder 7)
  • Open or short in Injector driver (No 1) circuit
  • Injector driver (No 1)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0208 Injector Circuit / Open - (Cylinder 8)
  • Open or short in Injector driver (No 2) circuit
  • Injector driver (No 2)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • 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 F/ PMP relay circuit
  • FUEL PUMP relay (F/PMP)
  • ECM
 - DTC stored
P0300 Random / Multiple Cylinder Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0301 Cylinder 1 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0302 Cylinder 2 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0303 Cylinder 3 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0304 Cylinder 4 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0305 Cylinder 5 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0306 Cylinder 6 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0307 Cylinder 7 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0308 Cylinder 8 Misfire Detected
  • Open or short in engine wire harness
  • Connector connection
  • Vacuum hose connections
  • Ignition system
  • Injector for direct injector
  • Injector for port 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* DTC stored
P0327 Knock Sensor 1 Circuit Low Input (Bank 1 or Single Sensor)
  • Short in knock sensor (for Bank 1 Sensor 1) circuit
  • Knock sensor (for 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 (for Bank 1 Sensor 1) circuit
  • Knock sensor (for Bank 1 Sensor 1)
  • ECM
 Comes on DTC stored
P032C Knock Sensor 3 Circuit Low
  • Short in knock sensor (for Bank 1 Sensor 2) circuit
  • Knock sensor (for Bank 1 Sensor 2)
  • ECM
 Comes on DTC stored
P032D Knock Sensor 3 Circuit High
  • Open in knock sensor (for Bank 1 Sensor 2) circuit
  • Knock sensor (for Bank 1 Sensor 2)
  • ECM
 Comes on DTC stored
P0332 Knock Sensor 2 Circuit Low Input (Bank 2)
  • Short in knock sensor (for Bank 2 Sensor 1) circuit
  • Knock sensor (for Bank 2 Sensor 1)
  • ECM
 Comes on DTC stored
P0333 Knock Sensor 2 Circuit High Input (Bank 2)
  • Open in knock sensor (for Bank 2 Sensor 1) circuit
  • Knock sensor (for 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
P033C Knock Sensor 4 Circuit Low Input
  • Short in knock sensor (for Bank 2 Sensor 2) circuit
  • Knock sensor (for Bank 2 Sensor 2)
  • ECM
 Comes on DTC stored
P033D Knock Sensor 4 Circuit High Input
  • Open in knock sensor (for Bank 2 Sensor 2) circuit
  • Knock sensor (for Bank 2 Sensor 2)
  • ECM
 Comes on DTC stored
P0340 Camshaft Position Sensor Circuit Malfunction
  • Open or short in VVT sensor (for Intake Side of Bank 1) circuit
  • VVT sensor (for Intake Side of Bank 1)
  • 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 (for Intake Side of Bank 1) circuit
  • VVT sensor (for Intake Side of Bank D
  • 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 Side of Bank 1) circuit
  • VVT sensor (for Intake Side of Bank D
  • Intake camshaft
  • ECM
 Comes on DTC stored
P0345 Camshaft Position Sensor "A" Circuit (Bank 2)
  • Open or short in VVT sensor (for Intake Side of Bank 2) circuit
  • VVT sensor (for Intake Side of Bank 2)
  • Intake camshaft
  • ECM
 Comes on DTC stored
P0347 Camshaft Position Sensor "A" Circuit Low Input (Bank 2)
  • Open or short in VVT sensor (for Intake Side of Bank 2) circuit
  • VVT sensor (for Intake Side of Bank 2)
  • 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 Side of Bank 2) circuit
  • VVT sensor (for Intake Side of Bank 2)
  • 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 and ECM
  • No 1 ignition coil
  • 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 and ECM
  • No 2 ignition coil
  • 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 and ECM
  • No 3 ignition coil
  • 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 and ECM
  • No 4 ignition coil
  • 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 and ECM
  • No 5 ignition coil
  • 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 and ECM
  • No 6 ignition coil
  • 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 and ECM
  • No 7 ignition coil
  • 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 and ECM
  • No 8 ignition coil
  • ECM
 Comes on DTC stored
P0365 Camshaft Position Sensor "B" Circuit (Bank 1)
  • Open or short in VVT sensor for exhaust side circuit
  • VVT sensor for exhaust side
  • Exhaust camshaft
  • ECM
 Comes on DTC stored
P0367 Camshaft Position Sensor "B" Circuit Low Input (Bank 1)
  • Open or short in VVT sensor for exhaust side circuit
  • VVT sensor for exhaust side
  • Exhaust camshaft
  • ECM
 Comes on DTC stored
P0368 Camshaft Position Sensor "B" Circuit High Input (Bank 1)
  • Open or short in VVT sensor for exhaust side circuit
  • VVT sensor for exhaust side
  • Exhaust camshaft
  • ECM
 Comes on DTC stored
P0390 Camshaft Position Sensor "B" Circuit (Bank 2)
  • Open or short in VVT sensor for exhaust side circuit
  • VVT sensor for exhaust side
  • Exhaust camshaft
  • ECM
 Comes on DTC stored
P0392 Camshaft Position Sensor "B" Circuit Low Input (Bank 2)
  • Open or short in VVT sensor for exhaust side circuit
  • VVT sensor for exhaust side
  • Exhaust camshaft
  • ECM
 Comes on DTC stored
P0393 Camshaft Position Sensor "B" Circuit High Input (Bank 2)
  • Open or short in VVT sensor for exhaust side circuit
  • VVT sensor for exhaust side
  • Exhaust camshaft
  • ECM
 Comes on DTC stored
P0420 Catalyst System Efficiency Below Threshold (Bank 1)
  • Gas leakage from exhaust system
  • A/F sensor (for Bank 1 Sensor 1)
  • HO2 sensor (for Bank 1 Sensor 2)
  • Exhaust manifold (TWC)
 Comes on DTC stored
P0430 Catalyst System Efficiency Below Threshold (Bank 2)
  • Gas leakage from exhaust system
  • A/F sensor (for Bank 2 Sensor 1)
  • HO2 sensor (for Bank 2 Sensor 2)
  • Exhaust manifold (TWC)
 Comes on DTC stored
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 Leak Detection 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
  • EVAP leak
  • Purge VSV
  • Connector/wire harness (Purge VSV - ECM)
  • Canister pump module
  • ECM
 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
P0505 Idle Control System Malfunction
  • ETCS
  • Air induction system
  • PCV hose connection
  • 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
P0545 Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 1)
  • Short in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • ECM
 Comes on DTC stored
P0546 Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 1)
  • Open in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • ECM
 Comes on DTC stored
P0548 Exhaust Gas Temperature Sensor Circuit Low (Bank 2 Sensor 1)
  • Short in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • ECM
 Comes on DTC stored
P0549 Exhaust Gas Temperature Sensor Circuit High (Bank 2 Sensor 1)
  • Open in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • ECM
 Comes on DTC stored
P0560 System Voltage
  • Open in back-up power source circuit
  • 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
P060E Internal Control Module Throttle Position Performance ECM Comes on DTC stored
P062D Fuel Injector Driver Circuit Performance Bank 1
  • Open or short in Injector driver (No 1) circuit
  • Injector driver (No 1)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P062E Fuel Injector Driver Circuit Performance Bank 2
  • Open or short in Injector driver (No 2) circuit
  • Injector driver (No 2)
  • Fuel injector for direct injection assembly
  • Engine room No 2 junction block
  • ECM
 Comes on DTC stored
P0657 Actuator Supply Voltage Circuit / Open ECM Comes on DTC stored
P0661 Intake Manifold Tuning Valve Control Circuit Low
  • Intake manifold
  • Intake air control valve actuator
  • Intake air control valve actuator circuit
  • ECM
 - DTC stored
P0662 Intake Manifold Tuning Valve Control Circuit High
  • Intake manifold
  • Intake air control valve actuator
  • Intake air control valve actuator circuit
  • ECM
 - DTC stored
P1023 Camshaft Position Signal Output "B" Circuit Camshaft timing control motor (for Bank 2) Comes on DTC stored
P1081 HC Adsorber Switching Valve Bank 1 Stuck Open
  • Exhaust gas leak from front exhaust pipe and exhaust gas temperature sensor
  • Spring of HCAC valve is disconnected or damaged (for Bank 1)
  • HCAC valve stuck open (for Bank 1)
  • HCAC actuator stuck with rod pulled in (for Bank 1)
  • Vacuum hose connecting HCAC actuator and HCAC VSV disconnected or damaged
  • HCAC VSV wiring or connector malfunction
  • HCAC VSV close malfunction
  • Exhaust gas temperature sensor wiring or connector malfunction (for Bank 1 Sensor 1 and 2)
  • Exhaust gas temperature sensor malfunction (for Bank 1 Sensor 1 and 2)
  • ECM
 Comes on DTC stored
P1082 HC Adsorber Switching Valve Bank 1 Stuck Close
  • Exhaust gas leak from front exhaust pipe and exhaust gas temperature sensor
  • HCAC valve stuck closed (for Bank 1)
  • HCAC actuator stuck with rod pulled in (for Bank 1)
  • HCAC VSV wiring or connector malfunction
  • HCAC VSV open malfunction
  • Exhaust gas temperature sensor wiring or connector malfunction (for Bank 1 Sensor 1 and 2)
  • Exhaust gas temperature sensor malfunction (for Bank 1 Sensor 1 and 2)
  • ECM
 Comes on DTC stored
P1083 HC Adsorber Switching Valve Bank 2 Stuck Open
  • Exhaust gas leak from front exhaust pipe and exhaust gas temperature sensor
  • Spring of HCAC valve is disconnected or damaged (for Bank 2)
  • HCAC valve stuck open (for Bank 2)
  • HCAC actuator stuck with rod pulled in (for Bank 2)
  • Vacuum hose connecting HCAC actuator and HCAC VSV disconnected or damaged
  • HCAC VSV wiring or connector malfunction
  • HCAC VSV close malfunction
  • Exhaust gas temperature sensor wiring or connector malfunction (for Bank 2 Sensor 1 and 2)
  • Exhaust gas temperature sensor malfunction (for Bank 2 Sensor 1 and 2)
  • ECM
 Comes on DTC stored
P1084 HC Adsorber Switching Valve Bank 2 Stuck Close
  • Exhaust gas leak from front exhaust pipe and exhaust gas temperature sensor
  • HCAC valve stuck closed (for Bank 2)
  • HCAC actuator stuck with rod pulled in (for Bank 2)
  • HCAC VSV wiring or connector malfunction
  • HCAC VSV open malfunction
  • Exhaust gas temperature sensor wiring or connector malfunction (for Bank 2 Sensor 1 and 2)
  • Exhaust gas temperature sensor malfunction (for Bank 2 Sensor 1 and 2)
  • ECM
 Comes on DTC stored
P1235 High Pressure Fuel Pump Circuit
  • Open in fuel pump (for High Pressure of Bank 1) circuit
  • Fuel pump for high pressure
  • Injector driver (No 1)
  • ECM
 Comes on DTC stored
P1236 High Pressure Fuel Pump No 2 Circuit
  • Open in fuel pump (for High Pressure of Bank 2) circuit
  • Fuel pump for high pressure
  • Injector driver (No 2)
  • ECM
 Comes on DTC stored
P1276 Port Injector Circuit No 1
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • ECM
 Comes on DTC stored
P1277 Port Injector Circuit No 2
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • ECM
 Comes on DTC stored
P1278 Port Injector Circuit No 3
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • ECM
 Comes on DTC stored
P1279 Port Injector Circuit No 4
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • ECM
 Comes on DTC stored
P127A Port Injector Circuit No 5
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • ECM
 Comes on DTC stored
P127B Port Injector Circuit No 6
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • ECM
 Comes on DTC stored
P127C Port Injector Circuit #7
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • ECM
 Comes on DTC stored
P127D Port Injector Circuit #8
  • Open or short in injector for port injection circuit
  • Injector for port injection
  • 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 gear assembly (for Bank 2)
  • Jumped tooth of timing chain
  • 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 gear assembly (for Bank 2)
  • Jumped tooth of timing chain
  • 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 gear assembly (for Bank 2)
  • Jumped tooth of timing chain
  • ECM
 Comes on DTC stored
P1360 "A" Camshaft Position Actuator Circuit Open, Low, High Bank 1
  • Camshaft timing control motor (for Bank 1)
  • Wire harness and connector
  • Camshaft timing control motor power source
 Comes on DTC stored
P1361 "A" Camshaft Position Actuator Circuit Open, Low, High Bank 2
  • Camshaft timing control motor (for Bank 2)
  • Wire harness and connector
  • Camshaft timing control motor power source
 Comes on DTC stored
P1362 "B" Camshaft Position Actuator Circuit Open, Low, High Bank 1
  • Camshaft timing control motor (for Bank 1)
  • Wire harness and connector
  • Camshaft timing control motor power source
 Comes on DTC stored
P1363 "B" Camshaft Position Actuator Circuit Open, Low, High Bank 2
  • Camshaft timing control motor (for Bank 2)
  • Wire harness and connector
  • Camshaft timing control motor power source
 Comes on DTC stored
P1364 "C" Camshaft Position Actuator Circuit Open, Low, High Bank 1
  • Camshaft timing control motor (for Bank 1)
  • Power supply of Camshaft timing control motor (for Bank 1)
  • Wire harness and connector
 Comes on DTC stored
P1365 "C" Camshaft Position Actuator Circuit Open, Low, High Bank 2
  • Camshaft timing control motor (for Bank 2)
  • Power supply of camshaft timing control motor (for Bank 2)
  • Wire harness and connector
 Comes on DTC stored
P1366 "E" Camshaft Position Actuator Circuit Open, Low, High Bank 1
  • Camshaft timing control motor (for Bank 1)
  • Wire harness and connector
 Comes on DTC stored
P1367 "E" Camshaft Position Actuator Circuit Open, Low, High Bank 2
  • Camshaft timing control motor (for Bank 2)
  • Wire harness and connector
 Comes on DTC stored
P1420 Evaporative Emission Canister Small Leak
  • EVAP leak (Purge VSV Canister - FVCV)
  • Purge VSV
  • Canister pump module
  • ECM
 Comes on DTC stored
P1421 Evaporative Emission Canister Gross Leak
  • EVAP leak (Purge VSV - Canister - FVCV)
  • Purge VSV
  • Canister pump module
  • ECM
 Comes on DTC stored
P1422 Fuel Tank Small Leak EVAP leak (Fuel tank - FVCV) Comes on DTC stored
P1423 Fuel Tank Gross Leak EVAP leak (Fuel tank - FVCV) Comes on DTC stored
P1438 HCAC System Variable Valve Circuit Low
  • HACA VSV
  • Connector and wiring between HCAC VSV and ECM
  • ECM
 Comes on DTC stored
P1451 Fuel Tank Pressure Sensor Range/ Performance
  • Fuel tank pressure sensor
  • Connector/wire harness (Fuel tank pressure sensor - ECM)
  • ECM
 Comes on DTC stored
P1452 Fuel Tank Pressure Sensor Low Input
  • Fuel tank pressure sensor
  • Connector/wire harness (Fuel tank pressure sensor - ECM)
  • ECM
 Comes on DTC stored
P1453 Fuel Tank Pressure Sensor High Input
  • Fuel tank pressure sensor
  • Connector/wire harness (Fuel tank pressure sensor - ECM)
  • ECM
 Comes on DTC stored
P2032 Exhaust Gas Temperature Sensor Circuit Low (Bank 1 Sensor 2)
  • Short in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • ECM
 Comes on DTC stored
P2033 Exhaust Gas Temperature Sensor Circuit High (Bank 1 Sensor 2)
  • Open in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • ECM
 Comes on DTC stored
P2035 Exhaust Gas Temperature Sensor Circuit Low (Bank 2 Sensor 2)
  • Short in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • ECM
 Comes on DTC stored
P2036 Exhaust Gas Temperature Sensor Circuit High (Bank 2 Sensor 2)
  • Open in exhaust gas temperature sensor circuit
  • Exhaust gas temperature sensor
  • 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
  • Throttle valve
  • ECM
 Comes on DTC stored
P2112 Throttle Actuator Control System - Stuck Closed
  • Throttle actuator
  • Throttle body
  • Throttle valve
  • ECM
 Comes on DTC stored
P2118 Throttle Actuator Control Motor Current Range / Performance
  • Open in ETCS power source circuit
  • ETCS fuse
  • ECM
 Comes on DTC stored
P2119 Throttle Actuator Control Throttle Body Range / Performance
  • ETCS
  • ECM
 Comes on DTC stored
P2135 Throttle / Pedal Position Sensor / Switch "A" / "B" Voltage Correlation
  • Short between VTA and VTA2 circuits
  • TP sensor (built into throttle body)
  • ECM
 Comes on DTC stored
P2195 Oxygen (A/F) Sensor Signal Stuck Lean (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for Bank 1 Sensor 1) circuit
  • A/F sensor (for Bank 1 Sensor 1)
  • A/F sensor (for Bank 1 Sensor 1) heater
  • A/F sensor heater
  • Air induction system circuits
  • Fuel pressure (low pressure side)
  • Fuel pressure (high pressure side)
  • Fuel injector for port injection
  • Fuel injector for direct injection
  • 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 Bank 1 Sensor 1) circuit
  • A/F sensor (for Bank 1 Sensor 1)
  • A/F sensor (for Bank 1 Sensor 1) heater
  • A/F sensor heater circuits
  • Air induction system
  • Fuel pressure (low pressure side)
  • Fuel pressure (high pressure side)
  • Fuel injector for port injection
  • Fuel injector for direct injection
  • 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 Bank 2 Sensor 1) circuit
  • A/F sensor (for Bank 2 Sensor 1)
  • A/F sensor (for Bank 2 Sensor 1) heater
  • A/F sensor heater
  • Air induction system circuits
  • Fuel pressure (low pressure side)
  • Fuel pressure (high pressure side)
  • Fuel injector for port injection
  • Fuel injector for direct injection
  • 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 Bank 2 Sensor 1) circuit
  • A/F sensor (for Bank 2 Sensor 1)
  • A/F sensor (for Bank 2 Sensor 1) heater
  • A/F sensor heater circuits
  • Air induction system
  • Fuel pressure (low pressure side)
  • Fuel pressure (high pressure side)
  • Fuel injector for port injection
  • Fuel injector for direct injection
  • ECM
 Comes on DTC stored
P2237 Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for Bank 1 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 1 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 1 Sensor 1) circuit
  • A/F sensor (for Bank 1 Sensor 1)
  • ECM
 Comes on DTC stored
P2240 Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for Bank 2 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 2 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 2 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 1 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 1 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 2 Sensor 1) circuit
  • A/F sensor (for 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 (for Bank 2 Sensor 1) circuit
  • A/F sensor (for 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
P2450 Fuel Vapor-containment Valve Stuck Open
  • Fuel vapor-containment valve
  • Connector/wire harness (Fuel vapor-containment valve - ECM)
  • ECM
 Comes on DTC stored
P2451 Fuel Vapor-containment Valve Stuck Close
  • Fuel vapor-containment valve
  • Connector/wire harness (Fuel vapor-containment valve - ECM)
  • ECM
 Comes on DTC stored
P2610 ECM / PCM Internal Engine Off Timer Performance ECM Comes on DTC stored
P2614 Camshaft Position Signal Output Circuit /Open Camshaft timing control motor (for Bank 1) Comes on DTC stored
P2A00 A/F Sensor Circuit Slow Response (Bank 1 Sensor 1)
  • Open or short in A/F sensor (for Bank 1 Sensor 1) circuit
  • A/F sensor
  • A/F sensor heater
  • ECM
 Comes on DTC stored
P2A03 A/F Sensor Circuit Slow Response (Bank 2 Sensor 1)
  • Open or short in A/F sensor (for Bank 2 Sensor 1) circuit
  • A/F sensor
  • A/F sensor heater
  • ECM
 Comes on DTC stored
P3190 Poor Engine Power
  • Air induction system
  • Throttle body
  • Fuel pressure (low pressure side)
  • Engine
  • Mass air flow meter
  • Out of fuel
  • Engine coolant temperature sensor
  • Crankshaft position sensor
  • Camshaft position sensor
  • VVT sensor (intake side)
  • VVT sensor (exhaust side)
  • ECM
 Comes on DTC stored
P3191 Engine does not Start
  • Air induction system
  • Throttle body
  • Fuel pressure
  • Engine
  • Mass air flow meter
  • Out of fuel
  • Engine coolant temperature sensor
  • Crankshaft position sensor
  • Camshaft position sensor
  • VVT sensor (intake side)
  • VVT sensor (exhaust side)
  • ECM
 Comes on DTC stored
P3193 Fuel Run Out
  • Out of fuel
  • ECM
 - DTC stored
U0293 Lost Communication with HV ECU
  • Wire harness
  • Hybrid vehicle control ECU
 Comes on DTC stored
Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Disclosure: Verified tool recommendations may earn an affiliate commission at no cost to you.

Shop Manual-Ready ToolsCompare Repair QuoteQuote Shield Pro

When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.

Rather have a pro handle this?

A certified mobile mechanic comes to your home or office. They bring the tools, you stay comfortable. No tow truck, no waiting room, no surprises.

Comes to youSame-day available12-month warranty
Get a Free Quote

No obligation. See pricing before you book.