Check-engine codes
What does my check-engine code mean?
Plain-English explanations for OBD-II trouble codes: what the code means, the most likely causes, symptoms, and how much labour a repair usually takes.
P2 codes · Powertrain (generic, extended)
- P2064Reductant/Regeneration Supply Control Circuit High
- P2065Fuel Level Sensor B Circuit
- P2066Fuel Level Sensor B Performance
- P2067Fuel Level Sensor B Circuit Low
- P2068Fuel Level Sensor B Circuit High
- P2069Fuel Level Sensor B Circuit Intermittent
- P206AReductant Quality Sensor Circuit
- P206BReductant Quality Sensor Circuit Range/Performance
- P206CReductant Quality Sensor Circuit Low
- P206DReductant Quality Sensor Circuit High
- P206EIntake Manifold Tuning (IMT) Valve Stuck Open (Bank 2)
- P206FIntake Manifold Tuning (IMT) Valve Stuck Closed (Bank 2)
- P2070Intake Manifold Tuning (IMT) Valve Stuck Open (Bank 1)
- P2071Intake Manifold Tuning (IMT) Valve Stuck Closed (Bank 1)
- P2072Throttle Actuator Control System - Ice Blockage (Bank 1)
- P2073Manifold Absolute Pressure / Mass Air Flow - Throttle Position Correlation at Idle
- P2074Manifold Absolute Pressure / Mass Air Flow - Throttle Position Correlation at Higher Load
- P2075Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit (Bank 1)
- P2076Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Range/Performance (Bank 1)
- P2077Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Low (Bank 1)
- P2078Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit High (Bank 1)
- P2079Intake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Intermittent (Bank 1)
- P207AIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit (Bank 2)
- P207BIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Range/Performance (Bank 2)
- P207CIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Low (Bank 2)
- P207DIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit High (Bank 2)
- P207EIntake Manifold Tuning (IMT) Valve Position Sensor/Switch Circuit Intermittent (Bank 2)
- P207FReductant Quality Performance
- P2080Exhaust Gas Temperature Sensor Range/Performance (Bank 1 Sensor 1)
- P2081Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 1 Sensor 1)
- P2082Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 1)
- P2083Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 2 Sensor 1)
- P2084Exhaust Gas Temperature Sensor Range/Performance (Bank 1 Sensor 2)
- P2085Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 1 Sensor 2)
- P2086Exhaust Gas Temperature Sensor Circuit Range/Performance (Bank 2 Sensor 2)
- P2087Exhaust Gas Temperature Sensor Circuit Intermittent (Bank 2 Sensor 2)
- P2088Camshaft Position A Actuator Control Circuit Low (Bank 1)
- P2089Camshaft Position A Actuator Control Circuit High (Bank 1)
- P208AReductant Pump A Control Circuit/Open
- P208BReductant Pump A Control Performance/Stuck Off
- P208CReductant Pump A Control Circuit Low
- P208DReductant Pump A Control Circuit High
- P208EReductant Injection Valve Stuck Closed (Bank 1 Unit 1)
- P208FReductant Injection Valve Stuck Closed (Bank 2 Unit 1)
- P2090Camshaft Position B Actuator Control Circuit Low (Bank 1)
- P2091Camshaft Position B Actuator Control Circuit High (Bank 1)
- P2092A Camshaft Position Actuator Control Circuit Low (Bank 2)
- P2093A Camshaft Position Actuator Control Circuit High (Bank 2)
- P2094B Camshaft Position Actuator Control Circuit Low (Bank 2)
- P2095B Camshaft Position Actuator Control Circuit High (Bank 2)
- P2096Post Catalyst Fuel Trim System Too Lean (Bank 1)
- P2097Post Catalyst Fuel Trim System Too Rich (Bank 1)
- P2098Post Catalyst Fuel Trim System Too Lean (Bank 2)
- P2099Post Catalyst Fuel Trim System Too Rich (Bank 2)
- P209AReductant Injection Air Pressure Sensor B Circuit
- P209BReductant Injection Air Pressure Sensor B Circuit Range/Performance
- P209CReductant Injection Air Pressure Sensor B Circuit Low
- P209DReductant Injection Air Pressure Sensor B Circuit High
- P209EReductant Injection Air Pressure Sensor A/B Correlation
- P209FReductant Tank Heater Control Circuit Performance
- P20A0Reductant Purge Control Valve A Circuit/Open
- P20A1Reductant Purge Control Valve A Performance
- P20A2Reductant Purge Control Valve A Circuit Low
- P20A3Reductant Purge Control Valve A Circuit High
- P20A4Reductant Purge Control Valve A Stuck Open
- P20A5Reductant Purge Control Valve A Stuck Closed
- P20A6Reductant Injection Air Pressure Control Valve Circuit/Open
- P20A7Reductant Injection Air Pressure Control Valve Performance
- P20A8Reductant Injection Air Pressure Control Valve Circuit Low
- P20A9Reductant Injection Air Pressure Control Valve Circuit High
- P20AAReductant Injection Air Pressure Control Valve Stuck Open
- P20ABReductant Injection Air Pressure Control Valve Stuck Closed
- P20ACReductant Metering Unit Temperature Sensor Circuit
- P20ADReductant Metering Unit Temperature Sensor Circuit Range/Performance
- P20AEReductant Metering Unit Temperature Sensor Circuit Low
- P20AFReductant Metering Unit Temperature Sensor Circuit High
- P20B0Reductant Metering Unit Temperature Sensor Circuit Intermittent/Erratic
- P20B1Reductant Heater Coolant Control Valve Circuit/Open
- P20B2Reductant Heater Coolant Control Valve Performance/Stuck Open
- P20B3Reductant Heater Coolant Control Valve Circuit Low
- P20B4Reductant Heater Coolant Control Valve Circuit High
- P20B5Reductant Metering Unit Heater Control Circuit/Open
- P20B6Reductant Metering Unit Heater Control Circuit Performance
- P20B7Reductant Metering Unit Heater Control Circuit Low
- P20B8Reductant Metering Unit Heater Control Circuit High
- P20B9Reductant Heater A Control Circuit/Open
- P20BAReductant Heater A Control Performance
- P20BBReductant Heater A Control Circuit Low
- P20BCReductant Heater A Control Circuit High
- P20BDReductant Heater B Control Circuit/Open
- P20BEReductant Heater B Control Circuit Performance
- P20BFReductant Heater B Control Circuit Low
- P20C0Reductant Heater B Control Circuit High
- P20C1Reductant Heater C Control Circuit/Open
- P20C2Reductant Heater C Control Circuit Performance
- P20C3Reductant Heater C Control Circuit Low
- P20C4Reductant Heater C Control Circuit High
- P20C5Reductant Heater D Control Circuit/Open
- P20C6Reductant Heater D Control Circuit Performance
- P20C7Reductant Heater D Control Circuit Low
Code data: OBDex open dataset (CC0), reviewed and rewritten for drivers. Always confirm a diagnosis before replacing parts.