P08xx codes: Transmission
234 powertrain trouble codes from P0800 to P08ED. They mostly involve the transmission control module, engine control module, wiring harness and sensor wiring.
All P08xx codes
171 of these codes usually turn on the check engine light; 45 can often be fixed at home.
| Code | Meaning | Difficulty |
|---|---|---|
| P0800 | Transfer Case Control System (MIL Request) | Medium |
| P0801 | Reverse Inhibit Control Circuit/Open | Medium |
| P0802 | Transmission Control System MIL Request Circuit/Open | Medium |
| P0803 | Upshift/Skip Shift Solenoid Control Circuit | Medium |
| P0804 | Upshift/Skip Shift Lamp Control Circuit | Easy |
| P0805 | Clutch Position Sensor A Circuit | Medium |
| P0806 | Clutch Position Sensor A Circuit Range/Performance | Medium |
| P0807 | Clutch Position Sensor A Circuit Low | Easy |
| P0808 | Clutch Position Sensor A Circuit High | Easy |
| P0809 | Clutch Position Sensor A Circuit Intermittent | Hard |
| P080A | Clutch Position Not Learned | Easy |
| P080B | Upshift/Skip Shift Solenoid Control Circuit Range/Performance | Medium |
| P080C | Upshift/Skip Shift Solenoid Control Circuit Low | Medium |
| P080D | Upshift/Skip Shift Solenoid Control Circuit High | Medium |
| P0810 | Clutch Position Control Error | Medium |
| P0811 | Excessive Clutch A Slippage | Hard |
| P0812 | Reverse Input Circuit | Easy |
| P0813 | Reverse Output Circuit | Medium |
| P0814 | Transmission Range Display Circuit | Medium |
| P0815 | Upshift Switch Circuit | Medium |
| P0816 | Downshift Switch Circuit | Medium |
| P0817 | Starter Disable Circuit/Open | Medium |
| P0818 | Driveline Disconnect Switch Input Circuit | Medium |
| P0819 | Up and Down Shift Switch to Transmission Range Correlation | Medium |
| P081A | Starter Disable Circuit Low | Medium |
| P081B | Starter Disable Circuit High | Medium |
| P081C | Park Input Circuit | Medium |
| P081D | Neutral Input Circuit | Medium |
| P081E | Excessive Clutch B Slippage | Hard |
| P081F | Brake Transmission Shift Interlock (BTSI) Signal Correlation | Medium |
| P0820 | Gear Lever X-Y Position Sensor Circuit | Medium |
| P0821 | Gear Lever X Position Sensor 1 Circuit | Medium |
| P0822 | Gear Lever Y Position Sensor 1 Circuit | Medium |
| P0823 | Gear Lever X Position Sensor 1 Circuit Intermittent/Erratic | Medium |
| P0824 | Gear Lever Y Position Sensor 1 Circuit Intermittent/Erratic | Medium |
| P0825 | Gear Lever Push-Pull Switch (Shift Anticipate) | Medium |
| P0826 | Up and Down Shift Switch Circuit | Medium |
| P0827 | Up and Down Shift Switch Circuit Low | Medium |
| P0828 | Up and Down Shift Switch Circuit High | Medium |
| P0829 | 5-6 Shift | Hard |
| P082A | Gear Lever X Position Sensor 1 Circuit Range/Performance | Medium |
| P082B | Gear Lever X Position Sensor 1 Circuit Low | Medium |
| P082C | Gear Lever X Position Sensor 1 Circuit High | Medium |
| P082D | Gear Lever Y Position Sensor 1 Circuit Range/Performance | Medium |
| P082E | Gear Lever Y Position Sensor 1 Circuit Low | Medium |
| P082F | Gear Lever Y Position Sensor 1 Circuit High | Medium |
| P0830 | Clutch Pedal Switch A Circuit | Easy |
| P0831 | Clutch Pedal Switch A Circuit Low | Easy |
| P0832 | Clutch Pedal Switch A Circuit High | Easy |
| P0833 | Clutch Pedal Switch B Circuit | Easy |
| P0834 | Clutch Pedal Switch B Circuit Low | Easy |
| P0835 | Clutch Pedal Switch B Circuit High | Easy |
| P0836 | Four Wheel Drive (4WD) Switch Circuit | Medium |
| P0837 | Four Wheel Drive (4WD) Switch Circuit Range/Performance | Medium |
| P0838 | Four Wheel Drive (4WD) Switch Circuit Low | Medium |
| P0839 | Four Wheel Drive (4WD) Switch Circuit High | Medium |
| P083A | Transmission Fluid Pressure Sensor/Switch G Circuit | Hard |
| P083B | Transmission Fluid Pressure Sensor/Switch G Circuit Range/Performance | Hard |
| P083C | Transmission Fluid Pressure Sensor/Switch G Circuit Low | Hard |
| P083D | Transmission Fluid Pressure Sensor/Switch G Circuit High | Hard |
| P083E | Transmission Fluid Pressure Sensor/Switch G Circuit Intermittent | Medium |
| P083F | Clutch Pedal Switch A/B Correlation | Easy |
| P0840 | Transmission Fluid Pressure Sensor/Switch A Circuit | Hard |
| P0841 | Transmission Fluid Pressure Sensor/Switch A Circuit Range/Performance | Hard |
| P0842 | Transmission Fluid Pressure Sensor/Switch A Circuit Low | Hard |
| P0843 | Transmission Fluid Pressure Sensor/Switch A Circuit High | Hard |
| P0844 | Transmission Fluid Pressure Sensor/Switch A Circuit Intermittent | Medium |
| P0845 | Transmission Fluid Pressure Sensor/Switch B Circuit | Hard |
| P0846 | Transmission Fluid Pressure Sensor/Switch B Circuit Range/Performance | Hard |
| P0847 | Transmission Fluid Pressure Sensor/Switch B Circuit Low | Hard |
| P0848 | Transmission Fluid Pressure Sensor/Switch B Circuit High | Hard |
| P0849 | Transmission Fluid Pressure Sensor/Switch B Circuit Intermittent | Medium |
| P084A | Transmission Fluid Pressure Sensor/Switch H Circuit | Hard |
| P084B | Transmission Fluid Pressure Sensor/Switch H Circuit Range/Performance | Hard |
| P084C | Transmission Fluid Pressure Sensor/Switch H Circuit Low | Hard |
| P084D | Transmission Fluid Pressure Sensor/Switch H Circuit High | Hard |
| P084E | Transmission Fluid Pressure Sensor/Switch H Circuit Intermittent | Medium |
| P084F | Park/Neutral Switch Output Circuit | Medium |
| P0850 | Park/Neutral Switch Input Circuit | Medium |
| P0851 | Park/Neutral Switch Input Circuit Low | Medium |
| P0852 | Park/Neutral Switch Input Circuit High | Medium |
| P0853 | Drive Switch Input Circuit | Medium |
| P0854 | Drive Switch Input Circuit Low | Medium |
| P0855 | Drive Switch Input Circuit High | Medium |
| P0856 | Traction Control Input Signal | Medium |
| P0857 | Traction Control Input Signal Range/Performance | Medium |
| P0858 | Traction Control Input Signal Low | Medium |
| P0859 | Traction Control Input Signal High | Medium |
| P085A | Gear Shift Control Module B Communication Circuit | Medium |
| P085B | Gear Shift Control Module B Communication Circuit Low | Medium |
| P085C | Gear Shift Control Module B Communication Circuit High | Medium |
| P085D | Gear Shift Control Module A Performance | Medium |
| P085E | Gear Shift Control Module B Performance | Medium |
| P085F | Up and Down Shift Switch Circuit Range/Performance | Medium |
| P0860 | Gear Shift Control Module A Communication Circuit | Medium |
| P0861 | Gear Shift Control Module A Communication Circuit Low | Medium |
| P0862 | Gear Shift Control Module A Communication Circuit High | Medium |
| P0863 | TCM Communication Circuit | Medium |
| P0864 | TCM Communication Circuit Range/Performance | Medium |
| P0865 | TCM Communication Circuit Low | Medium |
| P0866 | TCM Communication Circuit High | Medium |
| P0867 | Transmission Fluid Pressure | Hard |
| P0868 | Transmission Fluid Pressure Low | Hard |
| P0869 | Transmission Fluid Pressure High | Hard |
| P086A | Neutral Position Sensor A Circuit/Open | Medium |
| P086B | Neutral Position Sensor A Range/Performance | Medium |
| P086C | Neutral Position Sensor A Circuit Low | Medium |
| P086D | Neutral Position Sensor A Circuit High | Medium |
| P086E | Neutral Position Sensor A Circuit Intermittent/Erratic | Medium |
| P086F | Neutral Position Sensor A Not Learned | Easy |
| P0870 | Transmission Fluid Pressure Sensor/Switch C Circuit | Hard |
| P0871 | Transmission Fluid Pressure Sensor/Switch C Circuit Range/Performance | Hard |
| P0872 | Transmission Fluid Pressure Sensor/Switch C Circuit Low | Hard |
| P0873 | Transmission Fluid Pressure Sensor/Switch C Circuit High | Hard |
| P0874 | Transmission Fluid Pressure Sensor/Switch C Circuit Intermittent | Medium |
| P0875 | Transmission Fluid Pressure Sensor/Switch D Circuit | Hard |
| P0876 | Transmission Fluid Pressure Sensor/Switch D Circuit Range/Performance | Hard |
| P0877 | Transmission Fluid Pressure Sensor/Switch D Circuit Low | Hard |
| P0878 | Transmission Fluid Pressure Sensor/Switch D Circuit High | Hard |
| P0879 | Transmission Fluid Pressure Sensor/Switch D Circuit Intermittent | Medium |
| P087A | Clutch Position Sensor B Circuit | Hard |
| P087B | Clutch Position Sensor B Circuit Range/Performance | Hard |
| P087C | Clutch Position Sensor B Circuit Low | Hard |
| P087D | Clutch Position Sensor B Circuit High | Hard |
| P087E | Clutch Position Sensor B Circuit Intermittent | Hard |
| P0880 | TCM Power Input Signal | Medium |
| P0881 | TCM Power Input Signal Range/Performance | Medium |
| P0882 | TCM Power Input Signal Low | Medium |
| P0883 | TCM Power Input Signal High | Medium |
| P0884 | TCM Power Input Signal Intermittent | Medium |
| P0885 | TCM Power Relay Control Circuit/Open | Easy |
| P0886 | TCM Power Relay Control Circuit Low | Medium |
| P0887 | TCM Power Relay Control Circuit High | Medium |
| P0888 | TCM Power Relay Sense Circuit | Easy |
| P0889 | TCM Power Relay Sense Circuit Range/Performance | Easy |
| P088A | Transmission Fluid Filter Deteriorated | Easy |
| P088B | Transmission Fluid Filter Very Deteriorated | Easy |
| P088C | Reverse Inhibit Control Circuit Low | Medium |
| P088D | Reverse Inhibit Control Circuit High | Medium |
| P088E | Planetary Gear Set Failure | Hard |
| P0890 | TCM Power Relay Sense Circuit Low | Easy |
| P0891 | TCM Power Relay Sense Circuit High | Easy |
| P0892 | TCM Power Relay Sense Circuit Intermittent | Medium |
| P0893 | Multiple Gears Engaged | Hard |
| P0894 | Transmission Component Slipping | Hard |
| P0895 | Shift Time Too Short | Hard |
| P0896 | Shift Time Too Long | Hard |
| P0897 | Transmission Fluid Deteriorated | Medium |
| P0898 | Transmission Control System MIL Request Circuit Low | Medium |
| P0899 | Transmission Control System MIL Request Circuit High | Medium |
| P089A | Gear Lever X Position Sensor 2 Circuit | Medium |
| P089B | Gear Lever X Position Sensor 2 Circuit Range/Performance | Medium |
| P089C | Gear Lever X Position Sensor 2 Circuit Low | Medium |
| P089D | Gear Lever X Position Sensor 2 Circuit High | Medium |
| P089E | Gear Lever X Position Sensor 2 Circuit Intermittent/Erratic | Medium |
| P089F | Gear Lever Y Position Sensor 2 Circuit | Medium |
| P08A0 | Gear Lever Y Position Sensor 2 Circuit Range/Performance | Medium |
| P08A1 | Gear Lever Y Position Sensor 2 Circuit Low | Medium |
| P08A2 | Gear Lever Y Position Sensor 2 Circuit High | Medium |
| P08A3 | Gear Lever Y Position Sensor 2 Circuit Intermittent/Erratic | Medium |
| P08A4 | Gear Lever X Position Sensor 1/2 Correlation | Medium |
| P08A5 | Gear Lever Y Position Sensor 1/2 Correlation | Medium |
| P08A6 | Gear Lever Position Sensor System - Multiple Sensor Correlation | Medium |
| P08A7 | Clutch Pedal Position Sensor A Circuit/Open | Easy |
| P08A8 | Clutch Pedal Position Sensor A Circuit Range/Performance | Medium |
| P08A9 | Clutch Pedal Position Sensor A Circuit Low | Easy |
| P08AA | Clutch Pedal Position Sensor A Circuit High | Easy |
| P08AB | Clutch Pedal Position Sensor A Circuit Intermittent/Erratic | Medium |
| P08AC | Clutch Pedal Position Not Learned | Medium |
| P08AD | Neutral Position Sensor B Circuit/Open | Medium |
| P08AE | Neutral Position Sensor B Circuit Range/Performance | Medium |
| P08AF | Neutral Position Sensor B Circuit Low | Medium |
| P08B0 | Neutral Position Sensor B Circuit High | Medium |
| P08B1 | Neutral Position Sensor B Circuit Intermittent/Erratic | Medium |
| P08B2 | Neutral Position Sensor A/B Correlation | Medium |
| P08B3 | Neutral Position Sensor B Not Learned | Easy |
| P08B4 | Clutch Pedal Position Sensor B Circuit/Open | Easy |
| P08B5 | Clutch Pedal Position Sensor B Circuit Range/Performance | Medium |
| P08B6 | Clutch Pedal Position Sensor B Circuit Low | Easy |
| P08B7 | Clutch Pedal Position Sensor B Circuit High | Easy |
| P08B8 | Clutch Pedal Position Sensor B Circuit Intermittent/Erratic | Medium |
| P08B9 | Clutch Pedal Position Sensor A/B Correlation | Medium |
| P08BA | Pressure Control Solenoid L | Workshop only |
| P08BB | Pressure Control Solenoid L Performance/Stuck Off | Workshop only |
| P08BC | Pressure Control Solenoid L Stuck On | Workshop only |
| P08BD | Pressure Control Solenoid L Electrical | Hard |
| P08BE | Pressure Control Solenoid L Intermittent | Hard |
| P08BF | Pressure Control Solenoid L Control Circuit/Open | Hard |
| P08C0 | Pressure Control Solenoid L Control Circuit Range/Performance | Hard |
| P08C1 | Pressure Control Solenoid L Control Circuit Low | Hard |
| P08C2 | Pressure Control Solenoid L Control Circuit High | Hard |
| P08C3 | Pressure Control Solenoid M | Workshop only |
| P08C4 | Pressure Control Solenoid M Performance/Stuck Off | Workshop only |
| P08C5 | Pressure Control Solenoid M Stuck On | Workshop only |
| P08C6 | Pressure Control Solenoid M Electrical | Hard |
| P08C7 | Pressure Control Solenoid M Intermittent | Hard |
| P08C8 | Pressure Control Solenoid M Control Circuit/Open | Hard |
| P08C9 | Pressure Control Solenoid M Control Circuit Range/Performance | Hard |
| P08CA | Pressure Control Solenoid M Control Circuit Low | Hard |
| P08CB | Pressure Control Solenoid M Control Circuit High | Hard |
| P08CC | Shift Solenoid J | Hard |
| P08CD | Shift Solenoid J Performance/Stuck Off | Workshop only |
| P08CE | Shift Solenoid J Stuck On | Workshop only |
| P08CF | Shift Solenoid J Electrical | Hard |
| P08D0 | Shift Solenoid J Intermittent | Hard |
| P08D1 | Shift Solenoid J Control Circuit Range/Performance | Hard |
| P08D2 | Shift Solenoid J Control Circuit Low | Hard |
| P08D3 | Shift Solenoid J Control Circuit High | Hard |
| P08D4 | Shift Solenoid J Control Circuit/Open | Hard |
| P08D5 | Shift Solenoid K | Hard |
| P08D6 | Shift Solenoid K Performance/Stuck Off | Workshop only |
| P08D7 | Shift Solenoid K Stuck On | Workshop only |
| P08D8 | Shift Solenoid K Electrical | Hard |
| P08D9 | Shift Solenoid K Intermittent | Hard |
| P08DA | Shift Solenoid K Control Circuit Range/Performance | Hard |
| P08DB | Shift Solenoid K Control Circuit Low | Hard |
| P08DC | Shift Solenoid K Control Circuit High | Hard |
| P08DD | Shift Solenoid K Control Circuit/Open | Hard |
| P08DE | Shift Solenoid L | Hard |
| P08DF | Shift Solenoid L Performance/Stuck Off | Workshop only |
| P08E0 | Shift Solenoid L Stuck On | Workshop only |
| P08E1 | Shift Solenoid L Electrical | Hard |
| P08E2 | Shift Solenoid L Intermittent | Hard |
| P08E3 | Shift Solenoid L Control Circuit Range/Performance | Hard |
| P08E4 | Shift Solenoid L Control Circuit Low | Hard |
| P08E5 | Shift Solenoid L Control Circuit High | Hard |
| P08E6 | Shift Solenoid L Control Circuit/Open | Hard |
| P08E7 | Drive Motor A Clutch Enable Circuit | Hard |
| P08E8 | Drive Motor A Clutch Enable Circuit Low | Hard |
| P08E9 | Drive Motor A Clutch Enable Circuit High | Hard |
| P08EA | Drive Motor A Clutch Pawl Position Circuit | Hard |
| P08EB | Drive Motor A Clutch Pawl Position Circuit Low | Hard |
| P08EC | Drive Motor A Clutch Pawl Position Circuit High | Hard |
| P08ED | Drive Motor A Clutch Pawl Position Performance | Hard |