Powertrain OBD-II Codes (Pxxxx)
1246 diagnostic trouble codes
Powertrain codes cover the engine, transmission, fuel system, emissions controls, and ignition system. These are the most common OBD-II codes, triggered when the engine control module (ECM) or transmission control module (TCM) detects a malfunction.
P0826Up and Down Switch Input CircuitGenericP0827Up and Down Switch Input Circuit LowGenericP0828Up and Down Switch Input Circuit HighGenericP08295-6 ShiftGenericP0830Clutch Pedal Switch A CircuitGenericP0831Clutch Pedal Switch A Circuit LowGenericP0832Clutch Pedal Switch A Circuit HighGenericP0833Clutch Pedal Switch B CircuitGenericP0834Clutch Pedal Switch B Circuit LowGenericP0835Clutch Pedal Switch B Circuit HighGenericP0836Four Wheel Drive (4WD) Switch CircuitGenericP0837Four Wheel Drive (4WD) Switch Circuit Range/PerformanceGenericP0838Four Wheel Drive (4WD) Switch Circuit LowGenericP0839Four Wheel Drive (4WD) Switch Circuit HighGenericP0840Transmission Fluid Pressure Sensor/Switch A CircuitGenericP0841Transmission Fluid Pressure Sensor/Switch A Circuit Range/PerformanceGenericP0842Transmission Fluid Pressure Sensor/Switch A Circuit LowGenericP0843Transmission Fluid Pressure Sensor/Switch A Circuit HighGenericP0844Transmission Fluid Pressure Sensor/Switch A Circuit IntermittentGenericP0845Transmission Fluid Pressure Sensor/Switch B CircuitGenericP0846Transmission Fluid Pressure Sensor/Switch B Circuit Range/PerformanceGenericP0847Transmission Fluid Pressure Sensor/Switch B Circuit LowGenericP0848Transmission Fluid Pressure Sensor/Switch B Circuit HighGenericP0849Transmission Fluid Pressure Sensor/Switch B Circuit IntermittentGenericP0850Park / Neutral Switch Input CircuitGenericP0851Park / Neutral Switch Input Circuit LowGenericP0852Park / Neutral Switch Input Circuit HighGenericP0853Drive Switch Input CircuitGenericP0854Drive Switch Input Circuit LowGenericP0855Drive Switch Input Circuit HighGenericP0856Traction Control Input SignalGenericP0857Traction Control Input Signal Range/PerformanceGenericP0858Traction Control Input Signal LowGenericP0859Traction Control Input Signal HighGenericP0860Gear Shift Module Communication CircuitGenericP0861Gear Shift Module Communication Circuit LowGenericP0862Gear Shift Module Communication Circuit HighGenericP0863TCM Communication CircuitGenericP0864TCM Communication Circuit Range/PerformanceGenericP0865TCM Communication Circuit LowGenericP0866TCM Communication Circuit HighGenericP0867Transmission Fluid PressureGenericP0868Transmission Fluid Pressure LowGenericP0869Transmission Fluid Pressure HighGenericP0870Transmission Fluid Pressure Sensor/Switch C CircuitGenericP0871Transmission Fluid Pressure Sensor/Switch C Circuit Range/PerformanceGenericP0872Transmission Fluid Pressure Sensor/Switch C Circuit LowGenericP0873Transmission Fluid Pressure Sensor/Switch C Circuit HighGenericP0874Transmission Fluid Pressure Sensor/Switch C Circuit IntermittentGenericP0875Transmission Fluid Pressure Sensor/Switch D CircuitGeneric