- P2378Turbocharger/Supercharger Inlet Pressure Sensor B Circuit Intermittent/ErraticFull content
- P2379O2 Sensor Out of Range During Deceleration Bank 2 Sensor 2Full content
- P237AO2 Sensor Exhaust Sample Error Bank 1 Sensor 2Full content
- P237BO2 Sensor Exhaust Sample Error Bank 2 Sensor 2Full content
- P237CExhaust Heat Exchanger Exhaust Bypass Valve A Control Circuit/OpenFull content
- P237DExhaust Heat Exchanger Exhaust Bypass Valve A Control Circuit LowFull content
- P237EExhaust Heat Exchanger Exhaust Bypass Valve A Control Circuit HighFull content
- P237FExhaust Heat Exchanger Exhaust Bypass Valve A Control PerformanceFull content
- P2380EGR Sensor D CircuitFull content
- P2381EGR Sensor D Circuit HighFull content
- P2382EGR Sensor D Circuit LowFull content
- P2383EGR Sensor D Circuit Range/PerformanceFull content
- P2384EGR Sensor D Circuit IntermittentFull content
- P2385EGR Sensor E CircuitFull content
- P2386EGR Sensor E Circuit HighFull content
- P2387EGR Sensor E Circuit LowFull content
- P2388EGR Sensor E Circuit Range/PerformanceFull content
- P2389EGR Sensor E Circuit IntermittentFull content
- P238AWater in Fuel Sensor B CircuitFull content
- P238BWater in Fuel Sensor B Circuit Range/PerformanceFull content
- P238CWater in Fuel Sensor B Circuit LowFull content
- P238DWater in Fuel Sensor B Circuit HighFull content
- P238EWater in Fuel Sensor B Circuit IntermittentFull content
- P238FWater in Fuel Condition - Sensor BFull content
- P2390Diesel Intake Air Flow B Control Circuit/OpenFull content
- P2391Diesel Intake Air Flow B Control PerformanceFull content
- P2392Diesel Intake Air Flow B Control Circuit LowFull content
- P2393Diesel Intake Air Flow B Control Circuit HighFull content
- P2394Diesel Intake Air Flow B Control Stuck OpenFull content
- P2395Diesel Intake Air Flow B Control Stuck ClosedFull content
- P2396Diesel Intake Air Flow B Position Sensor CircuitFull content
- P2397Diesel Intake Air Flow B Position Sensor Range/PerformanceFull content
- P2398Diesel Intake Air Flow B Position Sensor Circuit LowFull content
- P2399Diesel Intake Air Flow B Position Sensor Circuit HighFull content
- P239ADiesel Intake Air Flow B Position Sensor Circuit Intermittent/ErraticFull content
- P239BDiesel Intake Air Flow B Control Motor Current Range/PerformanceFull content
- P239CDiesel Intake Air Flow B Control System - High Air Flow DetectedFull content
- P239DDiesel Intake Air Flow B Control System - Low Air Flow DetectedFull content
- P239EO2 Sensor Out of Range During Deceleration Bank 1 Sensor 2Full content
- P239FO2 Sensor Out of Range During Deceleration Bank 2 Sensor 2Full content
- P23A0O2 Sensor Exhaust Sample Error Bank 1 Sensor 2Full content
- P23A1O2 Sensor Exhaust Sample Error Bank 2 Sensor 2Full content
- P23A2Exhaust Heat Exchanger Exhaust Bypass Valve B Control Circuit/OpenFull content
- P23A3Exhaust Heat Exchanger Exhaust Bypass Valve B Control Circuit LowFull content
- P23A4Exhaust Heat Exchanger Exhaust Bypass Valve B Control Circuit HighFull content
- P23A5Exhaust Heat Exchanger Exhaust Bypass Valve B Control PerformanceFull content
- P23A6Exhaust Heat Exchanger Exhaust Bypass Valve B Stuck OpenFull content
- P23A7Exhaust Heat Exchanger Exhaust Bypass Valve B Stuck ClosedFull content
- P23A8Exhaust Heat Exchanger Exhaust Bypass Valve B Position Sensor Stop PerformanceFull content
- P23A9Communication Fault – Forced Engine ShutdownFull content
- P23AATurbocharger/Supercharger Bypass Valve A StuckFull content
- P23ABNOx Sensor Processor Performance Bank 1 Sensor 3Full content
- P23ACNOx Sensor Circuit Bank 1 Sensor 3Full content
- P23ADNOx Sensor Circuit Range/Performance Bank 1 Sensor 3Full content
- P23AENOx Sensor Circuit Low Bank 1 Sensor 3Full content
- P23AFNOx Sensor Circuit High Bank 1 Sensor 3Full content
- P23B0NOx Sensor Circuit Intermittent Bank 1 Sensor 3Full content
- P23B1NOx Sensor Heater Control Circuit/Open Bank 1 Sensor 3Full content
- P23B2NOx Sensor Heater Control Circuit Low Bank 1 Sensor 3Full content
- P23B3NOx Sensor Heater Control Circuit High Bank 1 Sensor 3Full content
Other systems
This information follows the generic OBD-II definition and does not replace a vehicle-specific diagnosis. The severity rating is rule-based; an authorised diagnostic reading is required for a definitive answer.