P CODE FAMILY
Powertrain code references — Page 22.
Engine, transmission and powertrain diagnostic references. Exact vehicle and module context still matters.
Generic OBD-II
P083A
Transmission Fluid Pressure Sensor/Switch G Circuit
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Generic OBD-II
P083B
Transmission Fluid Pressure Sensor/Switch G Circuit Range/Performance
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Generic OBD-II
P083C
Transmission Fluid Pressure Sensor/Switch G Circuit Low
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Generic OBD-II
P083D
Transmission Fluid Pressure Sensor/Switch G Circuit High
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Generic OBD-II
P083E
Transmission Fluid Pressure Sensor/Switch G Circuit Intermittent
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Generic OBD-II
P083F
Clutch Pedal Switch A/B Correlation
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Generic OBD-II
P0840
Transmission Fluid Pressure Sensor/Switch A Circuit
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Generic OBD-II
P0841
Transmission Fluid Pressure Sensor/Switch A Circuit Range/Performance
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Generic OBD-II
P0842
Transmission Fluid Pressure Sensor/Switch A Circuit Low
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Generic OBD-II
P0843
Transmission Fluid Pressure Sensor/Switch A Circuit High
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Generic OBD-II
P0844
Transmission Fluid Pressure Sensor/Switch A Circuit Intermittent
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Generic OBD-II
P0845
Transmission Fluid Pressure Sensor/Switch B Circuit
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Generic OBD-II
P0846
Transmission Fluid Pressure Sensor/Switch B Circuit Range/Performance
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Generic OBD-II
P0847
Transmission Fluid Pressure Sensor/Switch B Circuit Low
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Generic OBD-II
P0848
Transmission Fluid Pressure Sensor/Switch B Circuit High
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Generic OBD-II
P0849
Transmission Fluid Pressure Sensor/Switch B Circuit Intermittent
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Generic OBD-II
P084A
Transmission Fluid Pressure Sensor/Switch H Circuit
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Generic OBD-II
P084B
Transmission Fluid Pressure Sensor/Switch H Circuit Range/Performance
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Generic OBD-II
P084C
Transmission Fluid Pressure Sensor/Switch H Circuit Low
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Generic OBD-II
P084D
Transmission Fluid Pressure Sensor/Switch H Circuit High
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Generic OBD-II
P084E
Transmission Fluid Pressure Sensor/Switch H Circuit Intermittent
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Generic OBD-II
P084F
Park/Neutral Switch Output Circuit
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Generic OBD-II
P0850
Park/Neutral Switch Input Circuit
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Generic OBD-II
P0851
Park/Neutral Switch Input Circuit Low
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Generic OBD-II
P0852
Park/Neutral Switch Input Circuit High
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Generic OBD-II
P0853
Drive Switch Input Circuit
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Generic OBD-II
P0854
Drive Switch Input Circuit Low
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Generic OBD-II
P0855
Drive Switch Input Circuit High
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Generic OBD-II
P0856
Traction Control Input Signal
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Generic OBD-II
P0857
Traction Control Input Signal Range/Performance
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Generic OBD-II
P0858
Traction Control Input Signal Low
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Generic OBD-II
P0859
Traction Control Input Signal High
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Generic OBD-II
P085A
Gear Shift Control Module B Communication Circuit
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Generic OBD-II
P085B
Gear Shift Control Module B Communication Circuit Low
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Generic OBD-II
P085C
Gear Shift Control Module B Communication Circuit High
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Generic OBD-II
P085D
Gear Shift Control Module A Performance
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Generic OBD-II
P085E
Gear Shift Control Module B Performance
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Generic OBD-II
P085F
Up and Down Shift Switch Circuit Range/Performance
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Generic OBD-II
P0860
Gear Shift Control Module A Communication Circuit
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Generic OBD-II
P0861
Gear Shift Control Module A Communication Circuit Low
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Generic OBD-II
P0862
Gear Shift Control Module A Communication Circuit High
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Generic OBD-II
P0863
TCM Communication Circuit
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Generic OBD-II
P0864
TCM Communication Circuit Range/Performance
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Generic OBD-II
P0865
TCM Communication Circuit Low
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Generic OBD-II
P0866
TCM Communication Circuit High
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Generic OBD-II
P0867
Transmission Fluid Pressure
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Generic OBD-II
P0868
Transmission Fluid Pressure Low
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Generic OBD-II
P0869
Transmission Fluid Pressure High
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Generic OBD-II
P086A
Neutral Position Sensor A Circuit/Open
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Generic OBD-II
P086B
Neutral Position Sensor A Range/Performance
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Generic OBD-II
P086C
Neutral Position Sensor A Circuit Low
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Generic OBD-II
P086D
Neutral Position Sensor A Circuit High
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Generic OBD-II
P086E
Neutral Position Sensor A Circuit Intermittent/Erratic
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Generic OBD-II
P086F
Neutral Position Sensor A Not Learned
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Generic OBD-II
P0870
Transmission Fluid Pressure Sensor/Switch C Circuit
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Generic OBD-II
P0871
Transmission Fluid Pressure Sensor/Switch C Circuit Range/Performance
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Generic OBD-II
P0872
Transmission Fluid Pressure Sensor/Switch C Circuit Low
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Generic OBD-II
P0873
Transmission Fluid Pressure Sensor/Switch C Circuit High
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Generic OBD-II
P0874
Transmission Fluid Pressure Sensor/Switch C Circuit Intermittent
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Generic OBD-II
P0875
Transmission Fluid Pressure Sensor/Switch D Circuit
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Generic OBD-II
P0876
Transmission Fluid Pressure Sensor/Switch D Circuit Range/Performance
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Generic OBD-II
P0877
Transmission Fluid Pressure Sensor/Switch D Circuit Low
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Generic OBD-II
P0878
Transmission Fluid Pressure Sensor/Switch D Circuit High
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Generic OBD-II
P0879
Transmission Fluid Pressure Sensor/Switch D Circuit Intermittent
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Generic OBD-II
P087A
Clutch Position Sensor B Circuit
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Generic OBD-II
P087B
Clutch Position Sensor B Circuit Range/Performance
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Generic OBD-II
P087C
Clutch Position Sensor B Circuit Low
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Generic OBD-II
P087D
Clutch Position Sensor B Circuit High
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Generic OBD-II
P087E
Clutch Position Sensor B Circuit Intermittent
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Generic OBD-II
P0880
TCM Power Input Signal
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Generic OBD-II
P0881
TCM Power Input Signal Range/Performance
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Generic OBD-II
P0882
TCM Power Input Signal Low
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Generic OBD-II
P0883
TCM Power Input Signal High
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Generic OBD-II
P0884
TCM Power Input Signal Intermittent
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Generic OBD-II
P0885
TCM Power Relay Control Circuit/Open
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Generic OBD-II
P0886
TCM Power Relay Control Circuit Low
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Generic OBD-II
P0887
TCM Power Relay Control Circuit High
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Generic OBD-II
P0888
TCM Power Relay Sense Circuit
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Generic OBD-II
P0889
TCM Power Relay Sense Circuit Range/Performance
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Generic OBD-II
P088A
Transmission Fluid Filter Deteriorated
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Generic OBD-II
P088B
Transmission Fluid Filter Very Deteriorated
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Generic OBD-II
P088C
Reverse Inhibit Control Circuit Low
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Generic OBD-II
P088D
Reverse Inhibit Control Circuit High
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Generic OBD-II
P088E
Planetary Gear Set Failure
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Generic OBD-II
P0890
TCM Power Relay Sense Circuit Low
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Generic OBD-II
P0891
TCM Power Relay Sense Circuit High
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Generic OBD-II
P0892
TCM Power Relay Sense Circuit Intermittent
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Generic OBD-II
P0893
Multiple Gears Engaged
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Generic OBD-II
P0894
Transmission Component Slipping
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Generic OBD-II
P0895
Shift Time Too Short
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Generic OBD-II
P0896
Shift Time Too Long
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Generic OBD-II
P0897
Transmission Fluid Deteriorated
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Generic OBD-II
P0898
Transmission Control System MIL Request Circuit Low
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Generic OBD-II
P0899
Transmission Control System MIL Request Circuit High
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Generic OBD-II
P089A
Gear Lever X Position Sensor 2 Circuit
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Generic OBD-II
P089B
Gear Lever X Position Sensor 2 Circuit Range/Performance
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Generic OBD-II
P089C
Gear Lever X Position Sensor 2 Circuit Low
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Generic OBD-II
P089D
Gear Lever X Position Sensor 2 Circuit High
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Generic OBD-II
P089E
Gear Lever X Position Sensor 2 Circuit Intermittent/Erratic
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Generic OBD-II
P089F
Gear Lever Y Position Sensor 2 Circuit
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These are code references, not a list of confirmed faults on every vehicle. Read the source and applicability notes, then match the exact vehicle, year, engine and scan report.