Fault Codes
OBD-II, SAE and manufacturer-specific fault codes with meaning, symptoms, freeze-frame, live data, circuit testing and post-repair verification.
Alphabetical technical index
B0020 · B0020 – Manufacturer-specific airbag/side-restraint circuit fault
B0020: B0020 – Manufacturer-specific airbag/side-restraint circuit fault. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
C0045 · C0045 – Manufacturer-specific left rear wheel-speed sensor circuit fault
C0045: C0045 – Manufacturer-specific left rear wheel-speed sensor circuit fault. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
C0051 · C0051 – Manufacturer-specific wheel-speed / chassis signal fault
C0051: C0051 – Manufacturer-specific wheel-speed / chassis signal fault. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
C1201 · C1201 – Manufacturer-specific chassis code reporting an engine-control fault
C1201: C1201 – Manufacturer-specific chassis code reporting an engine-control fault. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
C1234 · C1234 – Manufacturer-specific wheel-speed/chassis signal fault
C1234: C1234 – Manufacturer-specific wheel-speed/chassis signal fault. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0001 · Fuel Volume Regulator Control Circuit/Open
P0001: Fuel Volume Regulator Control Circuit/Open. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0002 · Fuel Volume Regulator Control Circuit Range/Performance
P0002: Fuel Volume Regulator Control Circuit Range/Performance. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0003 · Fuel Volume Regulator Control Circuit Low
P0003: Fuel Volume Regulator Control Circuit Low. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0004 · Fuel Volume Regulator Control Circuit High
P0004: Fuel Volume Regulator Control Circuit High. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0010 · A Camshaft Position Actuator Circuit/Open Bank 1
P0010: A Camshaft Position Actuator Circuit/Open Bank 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0011 · A Camshaft Position Timing Over-Advanced or System Performance Bank 1
P0011: A Camshaft Position Timing Over-Advanced or System Performance Bank 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0012 · A Camshaft Position Timing Over-Retarded Bank 1
P0012: A Camshaft Position Timing Over-Retarded Bank 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0013 · B Camshaft Position Actuator Circuit/Open Bank 1
P0013: B Camshaft Position Actuator Circuit/Open Bank 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0014 · B Camshaft Position Timing Over-Advanced or System Performance Bank 1
P0014: B Camshaft Position Timing Over-Advanced or System Performance Bank 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0015 · B Camshaft Position Timing Over-Retarded Bank 1
P0015: B Camshaft Position Timing Over-Retarded Bank 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0016 · Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A
P0016: Crankshaft Position Camshaft Position Correlation Bank 1 Sensor A. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0017 · Crankshaft Position Camshaft Position Correlation Bank 1 Sensor B
P0017: Crankshaft Position Camshaft Position Correlation Bank 1 Sensor B. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0018 · Crankshaft Position Camshaft Position Correlation Bank 2 Sensor A
P0018: Crankshaft Position Camshaft Position Correlation Bank 2 Sensor A. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0019 · Crankshaft Position Camshaft Position Correlation Bank 2 Sensor B
P0019: Crankshaft Position Camshaft Position Correlation Bank 2 Sensor B. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0020 · A Camshaft Position Actuator Circuit/Open Bank 2
P0020: A Camshaft Position Actuator Circuit/Open Bank 2. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0021 · A Camshaft Position Timing Over-Advanced or System Performance Bank 2
P0021: A Camshaft Position Timing Over-Advanced or System Performance Bank 2. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0022 · A Camshaft Position Timing Over-Retarded Bank 2
P0022: A Camshaft Position Timing Over-Retarded Bank 2. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0023 · B Camshaft Position Actuator Circuit/Open Bank 2
P0023: B Camshaft Position Actuator Circuit/Open Bank 2. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0024 · B Camshaft Position Timing Over-Advanced or System Performance Bank 2
P0024: B Camshaft Position Timing Over-Advanced or System Performance Bank 2. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0025 · B Camshaft Position Timing Over-Retarded Bank 2
P0025: B Camshaft Position Timing Over-Retarded Bank 2. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0030 · Heated oxygen sensor heater control circuit, bank 1 sensor 1
P0030: Heated oxygen sensor heater control circuit, bank 1 sensor 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0036 · Heated oxygen sensor heater control circuit, bank 1 sensor 2
P0036: Heated oxygen sensor heater control circuit, bank 1 sensor 2. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0045 · P0045 – Turbocharger/supercharger boost control A circuit open
P0045: P0045 – Turbocharger/supercharger boost control A circuit open. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0068 · MAP/MAF Throttle Position Correlation
P0068: MAP/MAF Throttle Position Correlation. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0069 · Manifold Absolute Pressure Barometric Pressure Correlation
P0069: Manifold Absolute Pressure Barometric Pressure Correlation. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0087 · Fuel Rail/System Pressure Too Low
P0087: Fuel Rail/System Pressure Too Low. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0088 · Fuel Rail/System Pressure Too High
P0088: Fuel Rail/System Pressure Too High. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0089 · Fuel Pressure Regulator Performance
P0089: Fuel Pressure Regulator Performance. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0090 · Fuel Pressure Regulator 1 Control Circuit/Open
P0090: Fuel Pressure Regulator 1 Control Circuit/Open. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0091 · Fuel Pressure Regulator 1 Control Circuit Low
P0091: Fuel Pressure Regulator 1 Control Circuit Low. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0092 · Fuel Pressure Regulator 1 Control Circuit High
P0092: Fuel Pressure Regulator 1 Control Circuit High. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0093 · P0093 – Fuel system leak detected, large leak
P0093: P0093 – Fuel system leak detected, large leak. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0098 · P0098 – Intake air temperature sensor 2 circuit high, Bank 1
P0098: P0098 – Intake air temperature sensor 2 circuit high, Bank 1. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0100 · Mass or Volume Air Flow Sensor A Circuit Malfunction
P0100: Mass or Volume Air Flow Sensor A Circuit Malfunction. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0101 · Mass or Volume Air Flow Sensor A Circuit Range/Performance
P0101: Mass or Volume Air Flow Sensor A Circuit Range/Performance. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0102 · Mass or Volume Air Flow Sensor A Circuit Low Input
P0102: Mass or Volume Air Flow Sensor A Circuit Low Input. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0103 · Mass or Volume Air Flow Sensor A Circuit High Input
P0103: Mass or Volume Air Flow Sensor A Circuit High Input. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0104 · Mass or Volume Air Flow Sensor A Circuit Intermittent
P0104: Mass or Volume Air Flow Sensor A Circuit Intermittent. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0105 · Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Malfunction
P0105: Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Malfunction. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0106 · Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance
P0106: Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Range/Performance. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0107 · Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Low Input
P0107: Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Low Input. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0108 · Manifold Absolute Pressure/Barometric Pressure Sensor Circuit High Input
P0108: Manifold Absolute Pressure/Barometric Pressure Sensor Circuit High Input. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
P0109 · Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Intermittent
P0109: Manifold Absolute Pressure/Barometric Pressure Sensor Circuit Intermittent. The dossier separates circuit logic, freeze-frame context, live data, meter/scope tests and repair verification by diagnostic system.
Sources & freshness
Exact technical values, prices and failure rates are not invented without verified vehicle/manufacturer evidence.