Generic fault codes
9415 Generic OBD-II fault codes: what each one means, and how to track it down.
How to read a code
- P
- SystemPowertrain
- 0
- Defined bySAE, the same on every car
- 4
- AreaAuxiliary emission controls
- 20
- FaultThe specific fault in that area
Read the code
Note every stored and pending code your scanner shows, such as P0420.
Find it
Search by code or by words. For a manufacturer code (P1, B1, C1, U1) pick your make: its meaning differs by make.
Open the code
Its page explains the symptoms, likely causes, the checks to run and the fixes.
- P0772Generic · PowertrainShift Solenoid E Stuck On
- P0773Generic · PowertrainShift Solenoid E Electrical
- P0774Generic · PowertrainShift Solenoid E Intermittent
- P0775Generic · PowertrainPressure Control Solenoid B
- P0776Generic · PowertrainPressure Control Solenoid B Performance/Stuck Off
- P0777Generic · PowertrainPressure Control Solenoid B Stuck On
- P0778Generic · PowertrainPressure Control Solenoid B Electrical
- P0779Generic · PowertrainPressure Control Solenoid B Intermittent
- P077AGeneric · PowertrainOutput Shaft Speed Sensor Circuit - Loss of Direction Signal
- P077BGeneric · PowertrainOutput Shaft Speed Sensor Circuit - Direction Error
- P077CGeneric · PowertrainOutput Shaft Speed Sensor Circuit Low
- P077DGeneric · PowertrainOutput Shaft Speed Sensor Circuit High
- P077EGeneric · PowertrainTransmission Fluid Temperature Measurement System - Multiple Sensor Correlation
- P077FGeneric · PowertrainReverse 2 Incorrect Ratio
- P0780Generic · PowertrainShift Error
- P0781Generic · Powertrain1-2 Shift
- P0782Generic · Powertrain2-3 Shift
- P0783Generic · Powertrain3-4 Shift
- P0784Generic · Powertrain4-5 Shift
- P0785Generic · PowertrainShift Timing Solenoid A
- P0786Generic · PowertrainShift Timing Solenoid A Range/Performance
- P0787Generic · PowertrainShift Timing Solenoid A Low
- P0788Generic · PowertrainShift Timing Solenoid A High
- P0789Generic · PowertrainShift Timing Solenoid A Intermittent
- P078AGeneric · PowertrainShift Timing Solenoid B
- P078BGeneric · PowertrainShift Timing Solenoid B Range/Performance
- P078CGeneric · PowertrainShift Timing Solenoid B Low
- P078DGeneric · PowertrainShift Timing Solenoid B High
- P078EGeneric · PowertrainShift Timing Solenoid B Intermittent
- P078FGeneric · PowertrainTransmission Mode Switch C Circuit