P CODE FAMILY
Powertrain code references — Page 84.
Engine, transmission and powertrain diagnostic references. Exact vehicle and module context still matters.
Generic OBD-II
P281D
Pressure Control Solenoid H Control Circuit Low
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Generic OBD-II
P281E
Pressure Control Solenoid H Control Circuit High
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Generic OBD-II
P281F
Pressure Control Solenoid J
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Generic OBD-II
P2820
Pressure Control Solenoid J Performance/Stuck Off
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Generic OBD-II
P2821
Pressure Control Solenoid J Stuck On
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Generic OBD-II
P2822
Pressure Control Solenoid J Electrical
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Generic OBD-II
P2823
Pressure Control Solenoid J Intermittent
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Generic OBD-II
P2824
Pressure Control Solenoid J Control Circuit/Open
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Generic OBD-II
P2825
Pressure Control Solenoid J Control Circuit Range/Performance
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Generic OBD-II
P2826
Pressure Control Solenoid J Control Circuit Low
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Generic OBD-II
P2827
Pressure Control Solenoid J Control Circuit High
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Generic OBD-II
P2828
Pressure Control Solenoid K
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Generic OBD-II
P2829
Pressure Control Solenoid K Performance/Stuck Off
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Generic OBD-II
P282A
Pressure Control Solenoid K Stuck On
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Generic OBD-II
P282B
Pressure Control Solenoid K Electrical
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Generic OBD-II
P282C
Pressure Control Solenoid K Intermittent
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Generic OBD-II
P282D
Pressure Control Solenoid K Control Circuit/Open
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Generic OBD-II
P282E
Pressure Control Solenoid K Control Circuit Range/Performance
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Generic OBD-II
P282F
Pressure Control Solenoid K Control Circuit Low
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Generic OBD-II
P2830
Pressure Control Solenoid K Control Circuit High
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Generic OBD-II
P2831
Shift Fork A Position Circuit
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Generic OBD-II
P2832
Shift Fork A Position Circuit Range/Performance
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Generic OBD-II
P2833
Shift Fork A Position Circuit Low
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Generic OBD-II
P2834
Shift Fork A Position Circuit High
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Generic OBD-II
P2835
Shift Fork A Position Circuit Intermittent
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Generic OBD-II
P2836
Shift Fork B Position Circuit
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Generic OBD-II
P2837
Shift Fork B Position Circuit Range/Performance
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Generic OBD-II
P2838
Shift Fork B Position Circuit Low
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Generic OBD-II
P2839
Shift Fork B Position Circuit High
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Generic OBD-II
P283A
Shift Fork B Position Circuit Intermittent
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Generic OBD-II
P283B
Shift Fork C Position Circuit
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Generic OBD-II
P283C
Shift Fork C Position Circuit Range/Performance
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Generic OBD-II
P283D
Shift Fork C Position Circuit Low
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Generic OBD-II
P283E
Shift Fork C Position Circuit High
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Generic OBD-II
P283F
Shift Fork C Position Circuit Intermittent
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Generic OBD-II
P2840
Shift Fork D Position Circuit
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Generic OBD-II
P2841
Shift Fork D Position Circuit Range/Performance
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Generic OBD-II
P2842
Shift Fork D Position Circuit Low
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Generic OBD-II
P2843
Shift Fork D Position Circuit High
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Generic OBD-II
P2844
Shift Fork D Position Circuit Intermittent
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Generic OBD-II
P2845
Shift Fork A Position Sensor Incorrect Neutral Position Indicated
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Generic OBD-II
P2846
Shift Fork B Position Sensor Incorrect Neutral Position Indicated
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Generic OBD-II
P2847
Shift Fork C Position Sensor Incorrect Neutral Position Indicated
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Generic OBD-II
P2848
Shift Fork D Position Sensor Incorrect Neutral Position Indicated
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Generic OBD-II
P2849
Shift Fork A Stuck
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Generic OBD-II
P284A
Shift Fork B Stuck
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Generic OBD-II
P284B
Shift Fork C Stuck
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Generic OBD-II
P284C
Shift Fork D Stuck
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Generic OBD-II
P284D
Shift Fork A Unrequested Movement
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Generic OBD-II
P284E
Shift Fork B Unrequested Movement
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Generic OBD-II
P284F
Shift Fork C Unrequested Movement
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Generic OBD-II
P2850
Shift Fork D Unrequested Movement
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Generic OBD-II
P2851
Shift Fork Position Sensor A/B Correlation
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Generic OBD-II
P2852
Shift Fork Position Sensor C/D Correlation
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Generic OBD-II
P2853
Clutch A Pressure Discharge Performance
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Generic OBD-II
P2854
Clutch B Pressure Discharge Performance
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Generic OBD-II
P2855
Clutch A Pressure Charge Performance
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Generic OBD-II
P2856
Clutch B Pressure Charge Performance
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Generic OBD-II
P2857
Clutch A Pressure Engagement Performance/Too Low
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Generic OBD-II
P2858
Clutch B Pressure Engagement Performance/Too Low
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Generic OBD-II
P2859
Clutch A Pressure Disengagement Performance/Too Low
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Generic OBD-II
P285A
Clutch B Pressure Disengagement Performance/Too Low
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Generic OBD-II
P285B
Shift Fork A Actuator Circuit/Open
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Generic OBD-II
P285C
Shift Fork A Actuator Performance
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Generic OBD-II
P285D
Shift Fork A Actuator Circuit Low
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Generic OBD-II
P285E
Shift Fork A Actuator Circuit High
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Generic OBD-II
P285F
Shift Fork B Actuator Circuit/Open
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Generic OBD-II
P2860
Shift Fork B Actuator Performance
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Generic OBD-II
P2861
Shift Fork B Actuator Circuit Low
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Generic OBD-II
P2862
Shift Fork B Actuator Circuit High
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Generic OBD-II
P2863
Shift Fork E Position Circuit
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Generic OBD-II
P2864
Shift Fork E Position Circuit Range/Performance
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Generic OBD-II
P2865
Shift Fork E Position Circuit Low
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Generic OBD-II
P2866
Shift Fork E Position Circuit High
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Generic OBD-II
P2867
Shift Fork E Position Circuit Intermittent
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Generic OBD-II
P2868
Shift Fork E Position Sensor Incorrect Neutral Position Indicated
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Generic OBD-II
P2869
Shift Fork E Stuck
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Generic OBD-II
P286A
Shift Fork E Unrequested Movement
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Generic OBD-II
P286B
Clutch A Pressure Engagement Too High
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Generic OBD-II
P286C
Clutch A Pressure Disengagement Too High
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Generic OBD-II
P286D
Clutch A Engagement Time Performance/Too Slow
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Generic OBD-II
P286E
Clutch A Engagement Time Too Fast
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Generic OBD-II
P286F
Clutch A Disengagement Time Performance/Too Slow
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Generic OBD-II
P2870
Clutch A Disengagement Time Too Fast
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Generic OBD-II
P2871
Clutch A Performance/Stuck Disengaged
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Generic OBD-II
P2872
Clutch A Stuck Engaged
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Generic OBD-II
P2873
Clutch B Pressure Engagement Too High
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Generic OBD-II
P2874
Clutch B Pressure Disengagement Too High
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Generic OBD-II
P2875
Clutch B Engagement Time Performance/Too Slow
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Generic OBD-II
P2876
Clutch B Engagement Time Too Fast
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Generic OBD-II
P2877
Clutch B Disengagement Time Performance/Too Slow
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Generic OBD-II
P2878
Clutch B Disengagement Time Too Fast
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Generic OBD-II
P2879
Clutch B Performance/Stuck Disengaged
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Generic OBD-II
P287A
Clutch B Stuck Engaged
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Generic OBD-II
P287B
Shift Fork A Calibration Not Learned
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Generic OBD-II
P287C
Transmission Adaptive Values Not Learned
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Generic OBD-II
P287D
Electric/Auxiliary Transmission Fluid Pump Motor Torque Out Of Range
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Generic OBD-II
P287E
Engine Disconnect Clutch Actuator Circuit/Open
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Generic OBD-II
P287F
Engine Disconnect Clutch Actuator Circuit Range/Performance
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Generic OBD-II
P2880
Engine Disconnect Clutch Actuator Circuit Low
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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.