Check-engine codes
What does my check-engine code mean?
Plain-English explanations for OBD-II trouble codes: what the code means, the most likely causes, symptoms, and how much labour a repair usually takes.
P0 codes · Powertrain (generic)
- P06A8Sensor Reference Voltage C Circuit Range or Performance
- P06A9Sensor Reference Voltage D Circuit Range or Performance
- P06AAControl Module Internal Temperature B Too High
- P06ABControl Module Internal Temperature Sensor B Circuit
- P06ACControl Module Internal Temperature Sensor B Range or Performance
- P06ADControl Module Internal Temperature Sensor B Circuit Low
- P06AEControl Module Internal Temperature Sensor B Circuit High
- P06AFTorque Management System Forced Engine Shutdown
- P06B0Sensor Power Supply A Circuit Open
- P06B1Sensor Power Supply A Circuit Low
- P06B2Sensor Power Supply A Circuit High
- P06B3Sensor Power Supply B Circuit Open
- P06B4Sensor Power Supply B Circuit Low
- P06B5Sensor Power Supply B Circuit High
- P06B6Internal Control Module Knock Combustion Vibration Sensor Processor 1 Performance
- P06B7Internal Control Module Knock Combustion Vibration Sensor Processor 2 Performance
- P06B8Internal Control Module NVRAM Error
- P06B9Cylinder 1 Glow Plug Circuit Range or Performance
- P06BACylinder 2 Glow Plug Circuit Range or Performance
- P06BBCylinder 3 Glow Plug Circuit Range or Performance
- P06BCCylinder 4 Glow Plug Circuit Range or Performance
- P06BDCylinder 5 Glow Plug Circuit Range or Performance
- P06BECylinder 6 Glow Plug Circuit Range or Performance
- P06BFCylinder 7 Glow Plug Circuit Range or Performance
- P06C0Cylinder 8 Glow Plug Circuit Range or Performance
- P06C1Cylinder 9 Glow Plug Circuit Range or Performance
- P06C2Cylinder 10 Glow Plug Circuit Range or Performance
- P06C3Cylinder 11 Glow Plug Circuit Range or Performance
- P06C4Cylinder 12 Glow Plug Circuit Range or Performance
- P06C5Cylinder 1 Glow Plug Incorrect
- P06C6Cylinder 2 Glow Plug Incorrect
- P06C7Cylinder 3 Glow Plug Incorrect
- P06C8Cylinder 4 Glow Plug Incorrect
- P06C9Cylinder 5 Glow Plug Incorrect
- P06CACylinder 6 Glow Plug Incorrect
- P06CBCylinder 7 Glow Plug Incorrect
- P06CCCylinder 8 Glow Plug Incorrect
- P06CDCylinder 9 Glow Plug Incorrect
- P06CECylinder 10 Glow Plug Incorrect
- P06CFCylinder 11 Glow Plug Incorrect
- P06D0Cylinder 12 Glow Plug Incorrect
- P06D1Internal Control Module Ignition Coil Control Performance
- P06D2Sensor Reference Voltage E Circuit Open
- P06D3Sensor Reference Voltage E Circuit Low
- P06D4Sensor Reference Voltage E Circuit High
- P06D5Sensor Reference Voltage E Circuit Range or Performance
- P06D6Sensor Reference Voltage F Circuit Open
- P06D7Sensor Reference Voltage F Circuit Low
- P06D8Sensor Reference Voltage F Circuit High
- P06D9Sensor Reference Voltage F Circuit Range or Performance
- P06DAEngine Oil Pressure Control Circuit Open
- P06DBEngine Oil Pressure Control Circuit Low
- P06DCEngine Oil Pressure Control Circuit High
- P06DDEngine Oil Pressure Control Circuit Performance Stuck Off
- P06DEEngine Oil Pressure Control Circuit Stuck On
- P06DFGlow Plug Control Module 1 Memory Checksum Error
- P06E0Cylinder 11 Glow Plug Control Circuit Low
- P06E1Cylinder 11 Glow Plug Control Circuit High
- P06E2Cylinder 12 Glow Plug Control Circuit Low
- P06E3Cylinder 12 Glow Plug Control Circuit High
- P06E4Control Module Wake-up Circuit Performance
- P06E5Glow Plug Control Module 1 Performance
- P06E6Sensor Power Supply C Circuit Open
- P06E7Sensor Power Supply C Circuit Low
- P06E8Sensor Power Supply C Circuit High
- P06E9Engine Starter Performance
- P06EANOx Sensor Processor Performance Bank 1 Sensor 1
- P06EBNOx Sensor Processor Performance Bank 1 Sensor 2
- P06ECFuel Injector Control Module Requested MIL Illumination
- P06EDEngine RPM Output Circuit Low
- P06EEEngine RPM Output Circuit High
- P06EFEngine Restart Performance
- P06F0Reductant Control Module Internal Temperature Sensor Circuit
- P06F1Reductant Control Module Internal Temperature Sensor Range or Performance
- P06F2Reductant Control Module Internal Temperature Sensor Circuit Low
- P06F3Reductant Control Module Internal Temperature Sensor Circuit High
- P06F4Stop-Start Mode Lamp Control Circuit
- P06F5Glow Plug Control Module 2
- P06F6Glow Plug Control Module 2 Control Circuit Open
- P06F7Glow Plug Control Module 2 Control Circuit Low
- P06F8Glow Plug Control Module 2 Control Circuit High
- P06F9Glow Plug Control Module 2 System Voltage
- P06FAGlow Plug Control Module 2 Performance
- P06FBGlow Plug Control Module 2 Memory Checksum Error
- P06FCGlow Plug Control Module 2 to PCM Communication Circuit
- P06FDGlow Plug Control Module 2 to PCM Communication Range or Performance
- P06FECold Start Diesel Intake Air Flow Control Performance
- P06FFEconomy Mode Lamp Control Circuit
- P0700Transmission Control System Malfunction
- P0701Transmission Control System Range/Performance
- P0702Transmission Control System Electrical
- P0703Brake Switch B Circuit
- P0704Clutch Switch Input Circuit
- P0705Transmission Range Sensor Circuit Malfunction
- P0706Transmission Range Sensor Circuit Range/Performance
- P0707Transmission Range Sensor A Circuit Low
- P0708Transmission Range Sensor A Circuit High
- P0709Transmission Range Sensor A Circuit Intermittent
- P070ATransmission Fluid Level Sensor Circuit
- P070BTransmission Fluid Level Sensor Circuit Range or Performance
Code data: OBDex open dataset (CC0), reviewed and rewritten for drivers. Always confirm a diagnosis before replacing parts.