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Fault codes P08xx: transmission and transfer case

Engine and transmission codes common to all makes (SAE J2012 standard).

Official codes: 234, from smallest to largest. Tap a code to get a direct link to share.

CodeMeaning
P0800Transfer Case Control System (MIL Request)
P0801Reverse Inhibit Control Circuit
P0802Transmission Control System MIL Request Circuit/Open
P0803Upshift/Skip Shift Solenoid Control Circuit
P0804Upshift/Skip Shift Lamp Control Circuit
P0805Clutch Position Sensor A Circuit
P0806Clutch Position Sensor A Circuit Range/Performance
P0807Clutch Position Sensor A Circuit Low
P0808Clutch Position Sensor A Circuit High
P0809Clutch Position Sensor A Circuit Intermittent
P080AClutch Position Not Learned
P080BUpshift/Skip Shift Solenoid Control Circuit Range/Performance
P080CUpshift/Skip Shift Solenoid Control Circuit Low
P080DUpshift/Skip Shift Solenoid Control Circuit High
P0810Clutch Position Control Error
P0811Excessive Clutch A Slippage
P0812Reverse Input Circuit
P0813Reverse Output Circuit
P0814Transmission Range Display Circuit
P0815Upshift Switch Circuit
P0816Downshift Switch Circuit
P0817Starter Disable Circuit/Open
P0818Driveline Disconnect Switch Input Circuit
P0819Up and Down Shift Switch to Transmission Range Correlation
P081AStarter Disable Circuit Low
P081BStarter Disable Circuit High
P081CPark Input Circuit
P081DNeutral Input Circuit
P081EExcessive Clutch B Slippage
P081FBrake Transmission Shift Interlock (BTSI) Signal Correlation
P0820Gear Lever X-Y Position Sensor Circuit
P0821Gear Lever X Position Sensor 1 Circuit
P0822Gear Lever Y Position Sensor 1 Circuit
P0823Gear Lever X Position Sensor 1 Circuit Intermittent/Erratic
P0824Gear Lever Y Position Sensor 1 Circuit Intermittent/Erratic
P0825Gear Lever Push-Pull Switch (Shift Anticipate)
P0826Up and Down Shift Switch Circuit
P0827Up and Down Shift Switch Circuit Low
P0828Up and Down Shift Switch Circuit High
P08295-6 Shift
P082AGear Lever X Position Sensor 1 Circuit Range/Performance
P082BGear Lever X Position Sensor 1 Circuit Low
P082CGear Lever X Position Sensor 1 Circuit High
P082DGear Lever Y Position Sensor 1 Circuit Range/Performance
P082EGear Lever Y Position Sensor 1 Circuit Low
P082FGear Lever Y Position Sensor 1 Circuit High
P0830Clutch Pedal Switch A Circuit
P0831Clutch Pedal Switch A Circuit Low
P0832Clutch Pedal Switch A Circuit High
P0833Clutch Pedal Switch B Circuit
P0834Clutch Pedal Switch B Circuit Low
P0835Clutch Pedal Switch B Circuit High
P0836Four Wheel Drive (4WD) Switch Circuit
P0837Four Wheel Drive (4WD) Switch Circuit Range/Performance
P0838Four Wheel Drive (4WD) Switch Circuit Low
P0839Four Wheel Drive (4WD) Switch Circuit High
P083ATransmission Fluid Pressure Sensor/Switch G Circuit
P083BTransmission Fluid Pressure Sensor/Switch G Circuit Range/Performance
P083CTransmission Fluid Pressure Sensor/Switch G Circuit Low
P083DTransmission Fluid Pressure Sensor/Switch G Circuit High
P083ETransmission Fluid Pressure Sensor/Switch G Circuit Intermittent
P083FClutch Pedal Switch A/B Correlation
P0840Transmission Fluid Pressure Sensor/Switch A Circuit Range/Performance
P0841Transmission Fluid Pressure Sensor/Switch A Circuit Range/Performance
P0842Transmission Fluid Pressure Sensor/Switch A Circuit Low
P0843Transmission Fluid Pressure Sensor/Switch A Circuit High
P0844Transmission Fluid Pressure Sensor/Switch A Circuit Intermittent
P0845Transmission Fluid Pressure Sensor/Switch B Circuit
P0846Transmission Fluid Pressure Sensor/Switch B Circuit Range/Performance
P0847Transmission Fluid Pressure Sensor/Switch B Circuit Low
P0848Transmission Fluid Pressure Sensor/Switch B Circuit High
P0849Transmission Fluid Pressure Sensor/Switch B Circuit Intermittent
P084ATransmission Fluid Pressure Sensor/Switch H Circuit
P084BTransmission Fluid Pressure Sensor/Switch H Circuit Range/Performance
P084CTransmission Fluid Pressure Sensor/Switch H Circuit Low
P084DTransmission Fluid Pressure Sensor/Switch H Circuit High
P084ETransmission Fluid Pressure Sensor/Switch H Circuit Intermittent
P084FPark/Neutral Switch Output Circuit
P0850Park/Neutral Switch Input Circuit
P0851Park/Neutral Switch Input Circuit Low
P0852Park/Neutral Switch Input Circuit High
P0853Drive Switch Input Circuit
P0854Drive Switch Input Circuit Low
P0855Drive Switch Input Circuit High
P0856Traction Control Input Signal
P0857Traction Control Input Signal Range/Performance
P0858Traction Control Input Signal Low
P0859Traction Control Input Signal High
P085AGear Shift Control Module B Communication Circuit
P085BGear Shift Control Module B Communication Circuit Low
P085CGear Shift Control Module B Communication Circuit High
P085DGear Shift Control Module A Performance
P085EGear Shift Control Module B Performance
P085FUp and Down Shift Switch Circuit Range/Performance
P0860Gear Shift Control Module A Communication Circuit
P0861Gear Shift Control Module A Communication Circuit Low
P0862Gear Shift Control Module A Communication Circuit High
P0863TCM Communication Circuit
P0864TCM Communication Circuit Range/Performance
P0865TCM Communication Circuit Low
P0866TCM Communication Circuit High
P0867Transmission Fluid Pressure
P0868Transmission Fluid Pressure Low
P0869Transmission Fluid Pressure High
P086ANeutral Position Sensor A Circuit/Open
P086BNeutral Position Sensor A Range/Performance
P086CNeutral Position Sensor A Circuit Low
P086DNeutral Position Sensor A Circuit High
P086ENeutral Position Sensor A Circuit Intermittent/Erratic
P086FNeutral Position Sensor A Not Learned
P0870Transmission Fluid Pressure Sensor/Switch C Circuit
P0871Transmission Fluid Pressure Sensor/Switch C Circuit Range/Performance
P0872Transmission Fluid Pressure Sensor/Switch C Circuit Low
P0873Transmission Fluid Pressure Sensor/Switch C Circuit High
P0874Transmission Fluid Pressure Sensor/Switch C Circuit Intermittent
P0875Transmission Fluid Pressure Sensor/Switch D Circuit
P0876Transmission Fluid Pressure Sensor/Switch D Circuit Range/Performance
P0877Transmission Fluid Pressure Sensor/Switch D Circuit Low
P0878Transmission Fluid Pressure Sensor/Switch D Circuit High
P0879Transmission Fluid Pressure Sensor/Switch D Circuit Intermittent
P087AClutch Position Sensor B Circuit
P087BClutch Position Sensor B Circuit Range/Performance
P087CClutch Position Sensor B Circuit Low
P087DClutch Position Sensor B Circuit High
P087EClutch Position Sensor B Circuit Intermittent
P0880TCM Power Input Signal
P0881TCM Power Input Signal Range/Performance
P0882TCM Power Input Signal Low
P0883TCM Power Input Signal High
P0884TCM Power Input Signal Intermittent
P0885TCM Power Relay Control Circuit/Open
P0886TCM Power Relay Control Circuit Low
P0887TCM Power Relay Control Circuit High
P0888TCM Power Relay Sense Circuit
P0889TCM Power Relay Sense Circuit Range/Performance
P088ATransmission Fluid Filter Deteriorated
P088BTransmission Fluid Filter Very Deteriorated
P088CReverse Inhibit Control Circuit Low
P088DReverse Inhibit Control Circuit High
P088EPlanetary Gear Set Failure
P0890TCM Power Relay Sense Circuit Low
P0891TCM Power Relay Sense Circuit High
P0892TCM Power Relay Sense Circuit Intermittent
P0893Multiple Gears Engaged
P0894Transmission Component Slipping
P0895Shift Time Too Short
P0896Shift Time Too Long
P0897Transmission Fluid Deteriorated
P0898Transmission Control System MIL Request Circuit Low
P0899Transmission Control System MIL Request Circuit High
P089AGear Lever X Position Sensor 2 Circuit
P089BGear Lever X Position Sensor 2 Circuit Range/Performance
P089CGear Lever X Position Sensor 2 Circuit Low
P089DGear Lever X Position Sensor 2 Circuit High
P089EGear Lever X Position Sensor 2 Circuit Intermittent/Erratic
P089FGear Lever Y Position Sensor 2 Circuit
P08A0Gear Lever Y Position Sensor 2 Circuit Range/Performance
P08A1Gear Lever Y Position Sensor 2 Circuit Low
P08A2Gear Lever Y Position Sensor 2 Circuit High
P08A3Gear Lever Y Position Sensor 2 Circuit Intermittent/Erratic
P08A4Gear Lever X Position Sensor 1/2 Correlation
P08A5Gear Lever Y Position Sensor 1/2 Correlation
P08A6Gear Lever Position Sensor System - Multiple Sensor Correlation
P08A7Clutch Pedal Position Sensor A Circuit/Open
P08A8Clutch Pedal Position Sensor A Circuit Range/Performance
P08A9Clutch Pedal Position Sensor A Circuit Low
P08AAClutch Pedal Position Sensor A Circuit High
P08ABClutch Pedal Position Sensor A Circuit Intermittent/Erratic
P08ACClutch Pedal Position Sensor A Not Learned
P08ADNeutral Position Sensor B Circuit/Open
P08AENeutral Position Sensor B Circuit Range/Performance
P08AFNeutral Position Sensor B Circuit Low
P08B0Neutral Position Sensor B Circuit High
P08B1Neutral Position Sensor B Circuit Intermittent/Erratic
P08B2Neutral Position Sensor A/B Correlation
P08B3Neutral Position Sensor B Not Learned
P08B4Clutch Pedal Position Sensor B Circuit/Open
P08B5Clutch Pedal Position Sensor B Circuit Range/Performance
P08B6Clutch Pedal Position Sensor B Circuit Low
P08B7Clutch Pedal Position Sensor B Circuit High
P08B8Clutch Pedal Position Sensor B Circuit Intermittent/Erratic
P08B9Clutch Pedal Position Sensor A/B Correlation
P08BAPressure Control Solenoid L
P08BBPressure Control Solenoid L Performance/Stuck Off
P08BCPressure Control Solenoid L Stuck On
P08BDPressure Control Solenoid L Electrical
P08BEPressure Control Solenoid L Intermittent
P08BFPressure Control Solenoid L Control Circuit/Open
P08C0Pressure Control Solenoid L Control Circuit Range/Performance
P08C1Pressure Control Solenoid L Control Circuit Low
P08C2Pressure Control Solenoid L Control Circuit High
P08C3Pressure Control Solenoid M
P08C4Pressure Control Solenoid M Performance/Stuck Off
P08C5Pressure Control Solenoid M Stuck On
P08C6Pressure Control Solenoid M Electrical
P08C7Pressure Control Solenoid M Intermittent
P08C8Pressure Control Solenoid M Control Circuit/Open
P08C9Pressure Control Solenoid M Control Circuit Range/Performance
P08CAPressure Control Solenoid M Control Circuit Low
P08CBPressure Control Solenoid M Control Circuit High
P08CCShift Solenoid J
P08CDShift Solenoid J Performance/Stuck Off
P08CEShift Solenoid J Stuck On
P08CFShift Solenoid J Electrical
P08D0Shift Solenoid J Intermittent
P08D1Shift Solenoid J Control Circuit Range/Performance
P08D2Shift Solenoid J Control Circuit Low
P08D3Shift Solenoid J Control Circuit High
P08D4Shift Solenoid J Control Circuit/Open
P08D5Shift Solenoid K
P08D6Shift Solenoid K Performance/Stuck Off
P08D7Shift Solenoid K Stuck On
P08D8Shift Solenoid K Electrical
P08D9Shift Solenoid K Intermittent
P08DAShift Solenoid K Control Circuit Range/Performance
P08DBShift Solenoid K Control Circuit Low
P08DCShift Solenoid K Control Circuit High
P08DDShift Solenoid K Control Circuit/Open
P08DEShift Solenoid L
P08DFShift Solenoid L Performance/Stuck Off
P08E0Shift Solenoid L Stuck On
P08E1Shift Solenoid L Electrical
P08E2Shift Solenoid L Intermittent
P08E3Shift Solenoid L Control Circuit Range/Performance
P08E4Shift Solenoid L Control Circuit Low
P08E5Shift Solenoid L Control Circuit High
P08E6Shift Solenoid L Control Circuit/Open
P08E7Drive Motor A Clutch Enable Circuit
P08E8Drive Motor A Clutch Enable Circuit Low
P08E9Drive Motor A Clutch Enable Circuit High
P08EADrive Motor A Clutch Pawl Position Circuit
P08EBDrive Motor A Clutch Pawl Position Circuit Low
P08ECDrive Motor A Clutch Pawl Position Circuit High
P08EDDrive Motor A Clutch Pawl Position Performance

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Official meanings: OBDex (public domain, CC0). Manufacturer codes: dtc-database (MIT license), probable meanings not verified by the manufacturers. The same meaning can vary depending on the model: always have a diagnosis confirmed by a professional.