- P24EENH3 Sensor Processor PerformanceFull content
- P24EFControl Module Wake-up Circuit/OpenFull content
- P24F0Control Module Wake-up Circuit LowFull content
- P24F1Control Module Wake-up Circuit HighFull content
- P24F2EGR Temperature/Charge Air Cooler Temperature CorrelationFull content
- P24F3Reductant Tank Temperature/Fuel Temperature CorrelationFull content
- P24F4NOx Sensor Delayed Response - High to Low Bank 1 Sensor 1Full content
- P24F5NOx Sensor Delayed Response - High to Low Bank 1 Sensor 2Full content
- P24F6Exhaust Aftertreatment Fuel Air Purge Valve Stuck OpenFull content
- P24F7Exhaust Aftertreatment Fuel Air Purge Valve Stuck ClosedFull content
- P24F8Exhaust Aftertreatment Fuel Air Purge Valve Control CircuitFull content
- P24F9Exhaust Aftertreatment Fuel Air Purge Valve Control Circuit Range/PerformanceFull content
- P24FAExhaust Aftertreatment Fuel Air Purge Valve Control Circuit LowFull content
- P24FBExhaust Aftertreatment Fuel Air Purge Valve Control Circuit HighFull content
- P24FCParticulate Matter Sensor Heater Control Circuit Driver Current/Temperature Too HighFull content
- P24FDParticulate Filter A IncorrectFull content
- P24FESCR Catalyst IncorrectFull content
- P24FFReductant Temperature Too HighFull content
- P2500Alternator failure, Battery failure, Powertrain Control Module (PCM) failure, Wiring issueFull content
- P2501Alternator failure, Battery failure, Powertrain Control Module (PCM) failure, Wiring issueFull content
- P2502Charging System VoltageFull content
- P2503Alternator failure, Battery failure, Wiring issueFull content
- P2504Charging System Voltage HighFull content
- P2505ECM/PCM Power Input SignalFull content
- P2506ECM/PCM Power Input Signal Range/PerformanceFull content
- P2507ECM/PCM Power Input Signal LowFull content
- P2508ECM/PCM Power Input Signal HighFull content
- P2509Powertrain Control Module (PCM) failure, Powertrain Control Module (PCM) power relay failure, Wiring issueFull content
- P250AEngine Oil Level Sensor CircuitFull content
- P250BEngine Oil Level Sensor Circuit Range/PerformanceFull content
- P250COil level sensor failure, Powertrain Control Module (PCM) failure, Wiring issueFull content
- P250DEngine Oil Level Sensor Circuit HighFull content
- P250EEngine Oil Level Sensor Circuit Intermittent/ErraticFull content
- P250FEngine Oil Level Too LowFull content
- P2510ECM/PCM Power Relay Sense Circuit Range/PerformanceFull content
- P2511ECM/PCM Power Relay Sense Circuit IntermittentFull content
- P2512Event Data Recorder Request Circuit/ OpenFull content
- P2513Event Data Recorder Request Circuit LowFull content
- P2514Event Data Recorder Request Circuit HighFull content
- P2515A/C Refrigerant Pressure Sensor "B" CircuitFull content
- P2516A/C Refrigerant Pressure Sensor "B" Circuit Range/PerformanceFull content
- P2517A/C Refrigerant Pressure Sensor "B" Circuit LowFull content
- P2518A/C Refrigerant Pressure Sensor "B" Circuit HighFull content
- P2519A/C Request "A" CircuitFull content
- P251APTO Enable Switch Circuit/OpenFull content
- P251BPTO Enable Switch Circuit LowFull content
- P251CPTO Enable Switch Circuit HighFull content
- P251DPTO Engine Shutdown Circuit/OpenFull content
- P251EPTO Engine Shutdown Circuit LowFull content
- P251FPTO Engine Shutdown Circuit HighFull content
- P2520A/C Request "A" Circuit LowFull content
- P2521A/C Request "A" Circuit HighFull content
- P2522A/C Request "B" CircuitFull content
- P2523A/C Request "B" Circuit LowFull content
- P2524A/C Request "B" Circuit HighFull content
- P2525Vacuum Reservoir Pressure Sensor CircuitFull content
- P2526Vacuum Reservoir Pressure Sensor Circuit Range/PerformanceFull content
- P2527Vacuum Reservoir Pressure Sensor Circuit LowFull content
- P2528Vacuum Reservoir Pressure Sensor Circuit HighFull content
- P2529Vacuum Reservoir Pressure Sensor Circuit IntermittentFull 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.