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DTC Code Glossary

Look up any of the 8,033 OBD-II diagnostic trouble codes in our database — what it means, and how we can permanently remove it from your ECU.

All P B C U
P02BD
Cylinder 9 - Injector Leaking
P02BE
Cylinder 10 - Fuel Trim at Max Limit
P02BF
Cylinder 10 - Fuel Trim at Min Limit
P02C0
Cylinder 10 - Injector Restricted
P02C1
Cylinder 10 - Injector Leaking
P02C2
Cylinder 11 - Fuel Trim at Max Limit
P02C3
Cylinder 11 - Fuel Trim at Min Limit
P02C4
Cylinder 11 - Injector Restricted
P02C5
Cylinder 11 - Injector Leaking
P02C6
Cylinder 12 - Fuel Trim at Max Limit
P02C7
Cylinder 12 - Fuel Trim at Min Limit
P02C8
Cylinder 12 - Injector Restricted
P02C9
Cylinder 12 - Injector Leaking
P02CA
Turbocharger/Supercharger B Overboost Condition
P02CB
Turbocharger/Supercharger B Underboost Condition
P02CC
Cylinder 1 Fuel Injector A Offset Learning At Min Limit
P02CD
Cylinder 1 Fuel Injector A Offset Learning At Max Limit
P02CE
Cylinder 2 Fuel Injector A Offset Learning At Min Limit
P02CF
Cylinder 2 Fuel Injector A Offset Learning At Max Limit
P02D0
Cylinder 3 Fuel Injector A Offset Learning At Min Limit
P02D1
Cylinder 3 Fuel Injector A Offset Learning At Max Limit
P02D2
Cylinder 4 Fuel Injector A Offset Learning At Min Limit
P02D3
Cylinder 4 Fuel Injector A Offset Learning At Max Limit
P02D4
Cylinder 5 Fuel Injector A Offset Learning At Min Limit
P02D5
Cylinder 5 Fuel Injector A Offset Learning At Max Limit
P02D6
Cylinder 6 Fuel Injector A Offset Learning At Min Limit
P02D7
Cylinder 6 Fuel Injector A Offset Learning At Max Limit
P02D8
Cylinder 7 Fuel Injector A Offset Learning At Min Limit
P02D9
Cylinder 7 Fuel Injector A Offset Learning At Max Limit
P02DA
Cylinder 8 Fuel Injector A Offset Learning At Min Limit
P02DB
Cylinder 8 Fuel Injector A Offset Learning At Max Limit
P02DC
Cylinder 9 Fuel Injector A Offset Learning At Min Limit
P02DD
Cylinder 9 Fuel Injector A Offset Learning At Max Limit
P02DE
Cylinder 10 Fuel Injector A Offset Learning At Min Limit
P02DF
Cylinder 10 Fuel Injector A Offset Learning At Max Limit
P02E0
Diesel Intake Air Flow A Control Circuit/Open
P02E1
Diesel Intake Air Flow A Control Performance
P02E2
Diesel Intake Air Flow A Control Circuit Low
P02E3
Diesel Intake Air Flow A Control Circuit High
P02E4
Diesel Intake Air Flow A Control Stuck Open
P02E5
Diesel Intake Air Flow A Control Stuck Closed
P02E6
Diesel Intake Air Flow A Position Sensor Circuit
P02E7
Diesel Intake Air Flow A Position Sensor Circuit Range/Performance
P02E8
Diesel Intake Air Flow A Position Sensor Circuit Low
P02E9
Diesel Intake Air Flow A Position Sensor Circuit High
P02EA
Diesel Intake Air Flow A Position Sensor Circuit Intermittent/Erratic
P02EB
Diesel Intake Air Flow A Control Motor Current Range/Performance
P02EC
Diesel Intake Air Flow A Control System - High Air Flow Detected
P02ED
Diesel Intake Air Flow A Control System - Low Air Flow Detected
P02EE
Cylinder 1 Injector Circuit Range/Performance
P02EF
Cylinder 2 Injector Circuit Range/Performance
P02F0
Cylinder 3 Injector Circuit Range/Performance
P02F1
Cylinder 4 Injector Circuit Range/Performance
P02F2
Cylinder 5 Injector Circuit Range/Performance
P02F3
Cylinder 6 Injector Circuit Range/Performance
P02F4
Cylinder 7 Injector Circuit Range/Performance
P02F5
Cylinder 8 Injector Circuit Range/Performance
P02F6
Cylinder 9 Injector Circuit Range/Performance
P02F7
Cylinder 10 Injector Circuit Range/Performance
P02F8
Cylinder 11 Injector Circuit Range/Performance
P02F9
Cylinder 12 Injector Circuit Range/Performance
P02FA
Diesel Intake Air Flow Position Sensor Minimum/Maximum Stop Performance
P02FB
Cold Start Fuel Injection Control Circuit/Open
P02FC
Cold Start Fuel Injection Control Circuit Low
P02FD
Cold Start Fuel Injection Control Circuit High
P02FE
Cold Start Fuel Injection Control Circuit Range/Performance
P02FF
Propulsion System Inactive Timer Performance
P0300
Random/Multiple Cylinder Misfire Detected
P0301
Cylinder 1 Misfire Detected
P0302
Cylinder 2 Misfire Detected
P0303
Cylinder 3 Misfire Detected
P0304
Cylinder 4 Misfire Detected
P0305
Cylinder 5 Misfire Detected
P0306
Cylinder 6 Misfire Detected
P0307
Cylinder 7 Misfire Detected
P0308
Cylinder 8 Misfire Detected
P0309
Cylinder 9 Misfire Detected
P030A
Ignition A Control Signal Circuit/Open
P030B
Ignition A Control Signal Circuit Low
P030C
Ignition A Control Signal Circuit High
P030D
Ignition B Control Signal Circuit/Open
P030E
Ignition B Control Signal Circuit Low
P030F
Ignition B Control Signal Circuit High
P0310
Cylinder 10 Misfire Detected
P0311
Cylinder 11 Misfire Detected
P0312
Cylinder 12 Misfire Detected
P0313
Misfire Detected With Low Fuel
P0314
Single Cylinder Misfire (Cylinder not Specified)
P0315
Crankshaft Position System Variation Not Learned
P0316
Engine Misfire Detected on Startup (First 1000 Revolutions)
P0317
Rough Road Hardware Not Present
P0318
Rough Road Sensor A Signal Circuit
P0319
Rough Road Sensor B Signal Circuit
P031A
Ignition C Control Signal Circuit/Open
P031B
Ignition C Control Signal Circuit Low
P031C
Ignition C Control Signal Circuit High
P031D
Ignition D Control Signal Circuit/Open
P031E
Ignition D Control Signal Circuit Low
P031F
Ignition D Control Signal Circuit High
P0320
Ignition/Distributor Engine Speed Input Circuit