THE CODE DIRECTORY
Diagnostic code references — Page 101.
Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.
Generic OBD-II
P2D2B
Hybrid/EV Battery Pack Coolant Temperature Sensor A/B Correlation
PowertrainRead the code
Generic OBD-II
P2D2C
Engine Coolant Temperature Measurement System - Multiple Sensor Correlation
PowertrainRead the code
Generic OBD-II
P2D2D
Cold Start Intake Manifold Runner Performance Bank 1
PowertrainRead the code
Generic OBD-II
P2D2E
Cold Start Intake Manifold Runner Performance Bank 2
PowertrainRead the code
Generic OBD-II
P2D2F
Cold Start Turbocharger/Supercharger A Underboost
PowertrainRead the code
Generic OBD-II
P2D30
Cold Start Turbocharger/Supercharger A Overboost
PowertrainRead the code
Generic OBD-II
P2D31
Intake Manifold Tuning Valve Exceeded Learning Limit Bank 1
PowertrainRead the code
Generic OBD-II
P2D32
Intake Manifold Tuning Valve Control Circuit Driver Current/Temperature Too High Bank 1
PowertrainRead the code
Generic OBD-II
P2D33
Hybrid/EV Battery Inductive Charger Control Module Processor Performance
PowertrainRead the code
Generic OBD-II
P2D34
Hybrid/EV Battery Inductive Charger Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D35
Hybrid/EV Battery Inductive Charging System High Voltage Interlock Circuit Performance
PowertrainRead the code
Generic OBD-II
P2D36
Hybrid/EV Battery Inductive Charger Output Voltage Performance
PowertrainRead the code
Generic OBD-II
P2D37
Hybrid/EV Battery Inductive Charger Input Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D38
Hybrid/EV Battery Pack Heater Performance
PowertrainRead the code
Generic OBD-II
P2D39
Forced Hybrid/EV Battery Disconnect
PowertrainRead the code
Generic OBD-II
P2D3A
Forced Hybrid/EV System Shutdown
PowertrainRead the code
Generic OBD-II
P2D3B
Hybrid/EV Discharge System Fault
PowertrainRead the code
Generic OBD-II
P2D3C
Cold Start Hybrid/EV Drive Motor Performance
PowertrainRead the code
Generic OBD-II
P2D3D
Cold Start Hybrid/EV Drive Motor Inverter Torque Performance
PowertrainRead the code
Generic OBD-II
P2D3E
Cold Start Hybrid/EV Battery Performance
PowertrainRead the code
Generic OBD-II
P2D3F
Hybrid/EV Battery Cooling System B Performance
PowertrainRead the code
Generic OBD-II
P2D40
Hybrid/EV Battery Cooling System C Performance
PowertrainRead the code
Generic OBD-II
P2D41
A/C Compressor Motor Voltage B Performance
PowertrainRead the code
Generic OBD-II
P2D42
A/C Compressor Motor Voltage B Low
PowertrainRead the code
Generic OBD-II
P2D43
A/C Compressor Motor Voltage B High
PowertrainRead the code
Generic OBD-II
P2D44
A/C Compressor Motor Performance
PowertrainRead the code
Generic OBD-II
P2D45
Reductant Temperature Too Low
PowertrainRead the code
Generic OBD-II
P2D46
Hybrid/EV Battery Pack B Over Temperature
PowertrainRead the code
Generic OBD-II
P2D47
Hybrid/EV Battery Pack C Over Temperature
PowertrainRead the code
Generic OBD-II
P2D48
Hybrid/EV Battery Pack D Over Temperature
PowertrainRead the code
Generic OBD-II
P2D49
Hybrid/EV Battery Pack E Over Temperature
PowertrainRead the code
Generic OBD-II
P2D4A
Hybrid/EV Battery Pack F Over Temperature
PowertrainRead the code
Generic OBD-II
P2D4B
Hybrid/EV Battery Pack G Over Temperature
PowertrainRead the code
Generic OBD-II
P2D4C
Hybrid/EV Battery Pack H Over Temperature
PowertrainRead the code
Generic OBD-II
P2D4D
Hybrid/EV Battery Pack I Over Temperature
PowertrainRead the code
Generic OBD-II
P2D4E
Hybrid/EV Battery Pack J Over Temperature
PowertrainRead the code
Generic OBD-II
P2D4F
Hybrid/EV Battery Pack K Over Temperature
PowertrainRead the code
Generic OBD-II
P2D50
Hybrid/EV Battery Pack L Over Temperature
PowertrainRead the code
Generic OBD-II
P2D51
Air Assisted Injector Control Circuit
PowertrainRead the code
Generic OBD-II
P2D52
Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit
PowertrainRead the code
Generic OBD-II
P2D53
Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D54
Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit Low
PowertrainRead the code
Generic OBD-II
P2D55
Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit High
PowertrainRead the code
Generic OBD-II
P2D56
Hybrid/EV Battery Pack Coolant Temperature Sensor C Circuit Intermittent/Erratic
PowertrainRead the code
Generic OBD-II
P2D57
Generator B Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D58
Generator B Mechanical Performance
PowertrainRead the code
Generic OBD-II
P2D59
Generator B Over Temperature
PowertrainRead the code
Generic OBD-II
P2D5A
Reductant Level Sensor A/B Correlation
PowertrainRead the code
Generic OBD-II
P2D5B
Battery Charging System Positive Contactor C Circuit
PowertrainRead the code
Generic OBD-II
P2D5C
Battery Charging System Positive Contactor C Stuck Closed
PowertrainRead the code
Generic OBD-II
P2D5D
Battery Charging System Positive Contactor C Stuck Open
PowertrainRead the code
Generic OBD-II
P2D5E
Battery Charging System Positive Contactor C Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P2D5F
Battery Charging System Positive Contactor C Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D60
Battery Charging System Positive Contactor C Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2D61
Battery Charging System Positive Contactor C Control Circuit High
PowertrainRead the code
Generic OBD-II
P2D62
Battery Charging System Negative Contactor C Circuit
PowertrainRead the code
Generic OBD-II
P2D63
Battery Charging System Negative Contactor C Stuck Closed
PowertrainRead the code
Generic OBD-II
P2D64
Battery Charging System Negative Contactor C Stuck Open
PowertrainRead the code
Generic OBD-II
P2D65
Battery Charging System Negative Contactor C Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P2D66
Battery Charging System Negative Contactor C Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D67
Battery Charging System Negative Contactor C Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2D68
Battery Charging System Negative Contactor C Control Circuit High
PowertrainRead the code
Generic OBD-II
P2D69
Battery Charging System Positive Contactor D Circuit
PowertrainRead the code
Generic OBD-II
P2D6A
Battery Charging System Positive Contactor D Stuck Closed
PowertrainRead the code
Generic OBD-II
P2D6B
Battery Charging System Positive Contactor D Stuck Open
PowertrainRead the code
Generic OBD-II
P2D6C
Battery Charging System Positive Contactor D Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P2D6D
Battery Charging System Positive Contactor D Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D6E
Battery Charging System Positive Contactor D Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2D6F
Battery Charging System Positive Contactor D Control Circuit High
PowertrainRead the code
Generic OBD-II
P2D70
Battery Charging System Negative Contactor D Circuit
PowertrainRead the code
Generic OBD-II
P2D71
Battery Charging System Negative Contactor D Stuck Closed
PowertrainRead the code
Generic OBD-II
P2D72
Battery Charging System Negative Contactor D Stuck Open
PowertrainRead the code
Generic OBD-II
P2D73
Battery Charging System Negative Contactor D Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P2D74
Battery Charging System Negative Contactor D Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D75
Battery Charging System Negative Contactor D Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2D76
Battery Charging System Negative Contactor D Control Circuit High
PowertrainRead the code
Generic OBD-II
P2D77
Battery Charger Control Module B Performance
PowertrainRead the code
Generic OBD-II
P2D78
Battery Charger Control Module B Processor Performance
PowertrainRead the code
Generic OBD-II
P2D79
Charging Stop Switch Circuit
PowertrainRead the code
Generic OBD-II
P2D7A
Charging Stop Switch Circuit High
PowertrainRead the code
Generic OBD-II
P2D7B
Charging Stop Switch Circuit Low
PowertrainRead the code
Generic OBD-II
P2D7C
Charging Stop Switch Circuit Performance
PowertrainRead the code
Generic OBD-II
P2D7D
Charging Stop Switch Circuit Intermittent/Erratic
PowertrainRead the code
Generic OBD-II
P2D7E
Charging Start Switch Circuit
PowertrainRead the code
Generic OBD-II
P2D7F
Charging Start Switch Circuit High
PowertrainRead the code
Generic OBD-II
P2D80
Charging Start Switch Circuit Low
PowertrainRead the code
Generic OBD-II
P2D81
Charging Start Switch Circuit Performance
PowertrainRead the code
Generic OBD-II
P2D82
Charging Start Switch Circuit Intermittent/Erratic
PowertrainRead the code
Generic OBD-II
P2D83
Battery Charger B Input Current Sensor Circuit Low
PowertrainRead the code
Generic OBD-II
P2D84
Battery Charger B Input Current Sensor Circuit High
PowertrainRead the code
Generic OBD-II
P2D85
Battery Charger B Input Current Sensor Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P2D86
Fuel Temperature Sensor A/B Correlation
PowertrainRead the code
Generic OBD-II
P2D87
Fan 1 Control Module Over Temperature
PowertrainRead the code
Generic OBD-II
P2D88
Fan 1 Control Module Performance
PowertrainRead the code
Generic OBD-II
P2D89
Fan 1 Control Module Supply Voltage Circuit
PowertrainRead the code
Generic OBD-II
P2D8A
Fan 2 Control Module Over Temperature
PowertrainRead the code
Generic OBD-II
P2D8B
Fan 2 Control Module Performance
PowertrainRead the code
Generic OBD-II
P2D8C
Fan 2 Control Module Supply Voltage Circuit
PowertrainRead the code
Generic OBD-II
P2D8D
Engine Disconnect Clutch Mechanical Performance
PowertrainRead the code
Generic OBD-II
P2D8E
Engine Oil Pressure Sensor/Switch C Circuit
PowertrainRead the code
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.