P CODE FAMILY
Powertrain code references — Page 21.
Engine, transmission and powertrain diagnostic references. Exact vehicle and module context still matters.
Generic OBD-II
P07D4
Transmission Mode Switch F Circuit
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Generic OBD-II
P07D5
Transmission Mode Switch F Circuit Low
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Generic OBD-II
P07D6
Transmission Mode Switch F Circuit High
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Generic OBD-II
P07D7
Stuck in Gear 8
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Generic OBD-II
P07D8
Unable To Engage Gear 8
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Generic OBD-II
P07D9
Gear 8 Incorrect Ratio
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Generic OBD-II
P07DA
6-7 Shift
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Generic OBD-II
P07DB
7-8 Shift
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Generic OBD-II
P07DC
Incorrect Shift from Gear 1
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Generic OBD-II
P07DD
Incorrect Shift from Gear 2
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Generic OBD-II
P07DE
Incorrect Shift from Gear 3
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Generic OBD-II
P07DF
Incorrect Shift from Gear 4
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Generic OBD-II
P07E0
Incorrect Shift from Gear 5
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Generic OBD-II
P07E1
Incorrect Shift from Gear 6
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Generic OBD-II
P07E2
Incorrect Shift from Gear 7
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Generic OBD-II
P07E3
Incorrect Shift from Gear 8
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Generic OBD-II
P07E4
Unable to Engage Park
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Generic OBD-II
P07E5
Unable to Engage Drive
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Generic OBD-II
P07E6
Stuck in Park
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Generic OBD-II
P07E7
Stuck in Drive
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Generic OBD-II
P07E8
Transmission Range Control A Circuit/Open
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Generic OBD-II
P07E9
Transmission Range Control A Circuit Performance
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Generic OBD-II
P07EA
Transmission Range Control A Circuit Low
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Generic OBD-II
P07EB
Transmission Range Control A Circuit High
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Generic OBD-II
P07EC
Transmission Range Multi-Function Select Circuit
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Generic OBD-II
P07ED
Transmission Range Multi-Function Select Circuit Stuck
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Generic OBD-II
P07EE
Transmission Range Multi-Function Select Circuit Range/Performance
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Generic OBD-II
P07EF
Transmission Range Multi-Function Select Circuit Low
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Generic OBD-II
P07F0
Transmission Range Multi-Function Select Circuit High
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Generic OBD-II
P07F1
Input/Turbine Shaft Speed Sensor C Circuit
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Generic OBD-II
P07F2
Transmission Range Control Module Communication Circuit
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Generic OBD-II
P07F3
Transmission Range Control Module Communication Circuit Low
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Generic OBD-II
P07F4
Transmission Range Control Module Communication Circuit High
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Generic OBD-II
P07F5
Transmission Range Control Module System Voltage Low
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Generic OBD-II
P07F6
Gear 9 Incorrect Ratio
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Generic OBD-II
P07F7
Gear 10 Incorrect Ratio
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Generic OBD-II
P07F8
Stuck in Gear 9
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Generic OBD-II
P07F9
Unable to Engage Gear 9
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Generic OBD-II
P07FA
Incorrect Shift From Gear 9
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Generic OBD-II
P07FB
Stuck in Gear 10
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Generic OBD-II
P07FC
Unable to Engage Gear 10
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Generic OBD-II
P07FD
Incorrect Shift From Gear 10
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Generic OBD-II
P07FE
Stuck In Gear - Not Specified
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Generic OBD-II
P07FF
Cold Start Transmission Performance
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Generic OBD-II
P0800
Transfer Case Control System (MIL Request)
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Generic OBD-II
P0801
Reverse Inhibit Control Circuit/Open
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Generic OBD-II
P0802
Transmission Control System MIL Request Circuit/Open
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Generic OBD-II
P0803
Upshift/Skip Shift Solenoid Control Circuit
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Generic OBD-II
P0804
Upshift/Skip Shift Lamp Control Circuit
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Generic OBD-II
P0805
Clutch Position Sensor A Circuit
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Generic OBD-II
P0806
Clutch Position Sensor A Circuit Range/Performance
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Generic OBD-II
P0807
Clutch Position Sensor A Circuit Low
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Generic OBD-II
P0808
Clutch Position Sensor A Circuit High
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Generic OBD-II
P0809
Clutch Position Sensor A Circuit Intermittent
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Generic OBD-II
P080A
Clutch Position Not Learned
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Generic OBD-II
P080B
Upshift/Skip Shift Solenoid Control Circuit Range/Performance
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Generic OBD-II
P080C
Upshift/Skip Shift Solenoid Control Circuit Low
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Generic OBD-II
P080D
Upshift/Skip Shift Solenoid Control Circuit High
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Generic OBD-II
P0810
Clutch Position Control Error
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Generic OBD-II
P0811
Excessive Clutch A Slippage
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Generic OBD-II
P0812
Reverse Input Circuit
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Generic OBD-II
P0813
Reverse Output Circuit
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Generic OBD-II
P0814
Transmission Range Display Circuit
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Generic OBD-II
P0815
Upshift Switch Circuit
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Generic OBD-II
P0816
Downshift Switch Circuit
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Generic OBD-II
P0817
Starter Disable Circuit/Open
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Generic OBD-II
P0818
Driveline Disconnect Switch Input Circuit
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Generic OBD-II
P0819
Up and Down Shift Switch to Transmission Range Correlation
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Generic OBD-II
P081A
Starter Disable Circuit Low
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Generic OBD-II
P081B
Starter Disable Circuit High
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Generic OBD-II
P081C
Park Input Circuit
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Generic OBD-II
P081D
Neutral Input Circuit
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Generic OBD-II
P081E
Excessive Clutch B Slippage
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Generic OBD-II
P081F
Brake Transmission Shift Interlock (BTSI) Signal Correlation
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Generic OBD-II
P0820
Gear Lever X-Y Position Sensor Circuit
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Generic OBD-II
P0821
Gear Lever X Position Sensor 1 Circuit
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Generic OBD-II
P0822
Gear Lever Y Position Sensor 1 Circuit
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Generic OBD-II
P0823
Gear Lever X Position Sensor 1 Circuit Intermittent/Erratic
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Generic OBD-II
P0824
Gear Lever Y Position Sensor 1 Circuit Intermittent/Erratic
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Generic OBD-II
P0825
Gear Lever Push-Pull Switch (Shift Anticipate)
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Generic OBD-II
P0826
Up and Down Shift Switch Circuit
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Generic OBD-II
P0827
Up and Down Shift Switch Circuit Low
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Generic OBD-II
P0828
Up and Down Shift Switch Circuit High
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Generic OBD-II
P0829
5-6 Shift
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Generic OBD-II
P082A
Gear Lever X Position Sensor 1 Circuit Range/Performance
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Generic OBD-II
P082B
Gear Lever X Position Sensor 1 Circuit Low
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Generic OBD-II
P082C
Gear Lever X Position Sensor 1 Circuit High
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Generic OBD-II
P082D
Gear Lever Y Position Sensor 1 Circuit Range/Performance
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Generic OBD-II
P082E
Gear Lever Y Position Sensor 1 Circuit Low
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Generic OBD-II
P082F
Gear Lever Y Position Sensor 1 Circuit High
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Generic OBD-II
P0830
Clutch Pedal Switch A Circuit
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Generic OBD-II
P0831
Clutch Pedal Switch A Circuit Low
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Generic OBD-II
P0832
Clutch Pedal Switch A Circuit High
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Generic OBD-II
P0833
Clutch Pedal Switch B Circuit
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Generic OBD-II
P0834
Clutch Pedal Switch B Circuit Low
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Generic OBD-II
P0835
Clutch Pedal Switch B Circuit High
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Generic OBD-II
P0836
Four Wheel Drive (4WD) Switch Circuit
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Generic OBD-II
P0837
Four Wheel Drive (4WD) Switch Circuit Range/Performance
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Generic OBD-II
P0838
Four Wheel Drive (4WD) Switch Circuit Low
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Generic OBD-II
P0839
Four Wheel Drive (4WD) Switch Circuit High
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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.