THE CODE DIRECTORY
Diagnostic code references — Page 77.
Browse canonical reference entries. Each definition keeps its own source and vehicle-applicability limits.
Generic OBD-II
P22B4
O2 Sensor Negative Current Control Circuit High Bank 1 Sensor 2
PowertrainRead the code
Generic OBD-II
P22B5
O2 Sensor Pumping Current Trim Circuit/Open Bank 1 Sensor 2
PowertrainRead the code
Generic OBD-II
P22B6
O2 Sensor Pumping Current Trim Circuit Low Bank 1 Sensor 2
PowertrainRead the code
Generic OBD-II
P22B7
O2 Sensor Pumping Current Trim Circuit High Bank 1 Sensor 2
PowertrainRead the code
Generic OBD-II
P22B8
O2 Sensor Positive Current Control Circuit/Open Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22B9
O2 Sensor Positive Current Control Circuit Low Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22BA
O2 Sensor Positive Current Control Circuit High Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22BB
O2 Sensor Reference Voltage Circuit/Open Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22BC
O2 Sensor Reference Voltage Performance Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22BD
O2 Sensor Reference Voltage Circuit Low Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22BE
O2 Sensor Reference Voltage Circuit High Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22BF
O2 Sensor Negative Current Control Circuit/Open Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22C0
O2 Sensor Negative Current Control Circuit Low Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22C1
O2 Sensor Negative Current Control Circuit High Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22C2
O2 Sensor Pumping Current Trim Circuit/Open Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22C3
O2 Sensor Pumping Current Trim Circuit Low Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22C4
O2 Sensor Pumping Current Trim Circuit High Bank 2 Sensor 2
PowertrainRead the code
Generic OBD-II
P22C5
Turbocharger Compressor Outlet Valve Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22C6
Turbocharger Compressor Outlet Valve Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22C7
Turbocharger Compressor Outlet Valve Control Circuit High
PowertrainRead the code
Generic OBD-II
P22C8
Turbocharger Compressor Outlet Valve Stuck Open
PowertrainRead the code
Generic OBD-II
P22C9
Turbocharger Compressor Outlet Valve Stuck Closed
PowertrainRead the code
Generic OBD-II
P22CA
Turbocharger Compressor Outlet Switching Valve Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22CB
Turbocharger Compressor Outlet Switching Valve Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22CC
Turbocharger Compressor Outlet Switching Valve Control Circuit High
PowertrainRead the code
Generic OBD-II
P22CD
Turbocharger Compressor Outlet Switching Valve Stuck Open
PowertrainRead the code
Generic OBD-II
P22CE
Turbocharger Compressor Outlet Switching Valve Stuck Closed
PowertrainRead the code
Generic OBD-II
P22CF
Turbocharger Turbine Inlet Valve Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22D0
Turbocharger Turbine Inlet Valve Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22D1
Turbocharger Turbine Inlet Valve Control Circuit High
PowertrainRead the code
Generic OBD-II
P22D2
Turbocharger Turbine Inlet Valve Stuck Open
PowertrainRead the code
Generic OBD-II
P22D3
Turbocharger Turbine Inlet Valve Stuck Closed
PowertrainRead the code
Generic OBD-II
P22D4
Turbocharger Turbine Inlet Valve Position Sensor Circuit
PowertrainRead the code
Generic OBD-II
P22D5
Turbocharger Turbine Inlet Valve Position Sensor Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22D6
Turbocharger Turbine Inlet Valve Position Sensor Circuit Low
PowertrainRead the code
Generic OBD-II
P22D7
Turbocharger Turbine Inlet Valve Position Sensor Circuit High
PowertrainRead the code
Generic OBD-II
P22D8
Turbocharger Turbine Inlet Valve Position Sensor Circuit Intermittent/Erratic
PowertrainRead the code
Generic OBD-II
P22D9
Cylinder 1 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22DA
Cylinder 1 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22DB
Cylinder 1 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22DC
Cylinder 1 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22DD
Cylinder 2 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22DE
Cylinder 2 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22DF
Cylinder 2 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22E0
Cylinder 2 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22E1
Cylinder 3 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22E2
Cylinder 3 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22E3
Cylinder 3 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22E4
Cylinder 3 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22E5
Cylinder 4 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22E6
Cylinder 4 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22E7
Cylinder 4 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22E8
Cylinder 4 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22E9
Cylinder 5 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22EA
Cylinder 5 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22EB
Cylinder 5 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22EC
Cylinder 5 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22ED
Cylinder 6 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22EE
Cylinder 6 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22EF
Cylinder 6 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22F0
Cylinder 6 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22F1
Cylinder 7 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22F2
Cylinder 7 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22F3
Cylinder 7 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22F4
Cylinder 7 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22F5
Cylinder 8 Alternative Fuel Injector Control Circuit/Open
PowertrainRead the code
Generic OBD-II
P22F6
Cylinder 8 Alternative Fuel Injector Control Circuit Low
PowertrainRead the code
Generic OBD-II
P22F7
Cylinder 8 Alternative Fuel Injector Control Circuit High
PowertrainRead the code
Generic OBD-II
P22F8
Cylinder 8 Alternative Fuel Injector Control Circuit Range/Performance
PowertrainRead the code
Generic OBD-II
P22F9
NOx Sensor Performance - Slow Response Low to High Bank 1 Sensor 1
PowertrainRead the code
Generic OBD-II
P22FA
NOx Sensor Performance - Slow Response High to Low Bank 1 Sensor 1
PowertrainRead the code
Generic OBD-II
P22FB
NOx Sensor Performance - Sensing Element Bank 1 Sensor 1
PowertrainRead the code
Generic OBD-II
P22FC
NOx Sensor Performance - Slow Response Low to High Bank 1 Sensor 2
PowertrainRead the code
Generic OBD-II
P22FD
NOx Sensor Performance - Slow Response High to Low Bank 1 Sensor 2
PowertrainRead the code
Generic OBD-II
P22FE
NOx Sensor Performance - Sensing Element Bank 1 Sensor 2
PowertrainRead the code
Generic OBD-II
P22FF
SCR NOx Catalyst Inlet Temperature Too Low
PowertrainRead the code
Generic OBD-II
P2300
Ignition Coil A Primary Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2301
Ignition Coil A Primary Control Circuit High
PowertrainRead the code
Generic OBD-II
P2302
Ignition Coil A Secondary Circuit
PowertrainRead the code
Generic OBD-II
P2303
Ignition Coil B Primary Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2304
Ignition Coil B Primary Control Circuit High
PowertrainRead the code
Generic OBD-II
P2305
Ignition Coil B Secondary Circuit
PowertrainRead the code
Generic OBD-II
P2306
Ignition Coil C Primary Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2307
Ignition Coil C Primary Control Circuit High
PowertrainRead the code
Generic OBD-II
P2308
Ignition Coil C Secondary Circuit
PowertrainRead the code
Generic OBD-II
P2309
Ignition Coil D Primary Control Circuit Low
PowertrainRead the code
Generic OBD-II
P230A
Cylinder 1 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance
PowertrainRead the code
Generic OBD-II
P230B
Cylinder 2 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance
PowertrainRead the code
Generic OBD-II
P230C
Cylinder 3 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance
PowertrainRead the code
Generic OBD-II
P230D
Cylinder 4 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance
PowertrainRead the code
Generic OBD-II
P230E
Cylinder 5 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance
PowertrainRead the code
Generic OBD-II
P230F
Cylinder 6 Air-Fuel Ratio Imbalance - Adjustment At Limit During Balance
PowertrainRead the code
Generic OBD-II
P2310
Ignition Coil D Primary Control Circuit High
PowertrainRead the code
Generic OBD-II
P2311
Ignition Coil D Secondary Circuit
PowertrainRead the code
Generic OBD-II
P2312
Ignition Coil E Primary Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2313
Ignition Coil E Primary Control Circuit High
PowertrainRead the code
Generic OBD-II
P2314
Ignition Coil E Secondary Circuit
PowertrainRead the code
Generic OBD-II
P2315
Ignition Coil F Primary Control Circuit Low
PowertrainRead the code
Generic OBD-II
P2316
Ignition Coil F Primary Control Circuit High
PowertrainRead the code
Generic OBD-II
P2317
Ignition Coil F Secondary 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.