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9,253 diagnostic guides
Find codes by symptomChoose what you notice to search matching code guides.
Rough idle or shakingVibration while stoppedHard to startLong cranking or no-startEngine stallsCuts out at idle or on the roadHesitates or loses powerSlow response when acceleratingBattery light is onCharging system warningHarsh gear changesDelayed or rough shifting
A symptom can have several causes. Treat matching codes as clues and follow the diagnostic checks in each guide.
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These are generic OBD2 definitions. Exact make, model, engine, and year compatibility will appear after vehicle-fitment data is added.
Diagnostic codes
Showing 601–624 of 833
P27E4Electric/Auxiliary Transmission Fluid Pump Control Valve Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP27E5Electric/Auxiliary Transmission Fluid Pump Control Valve Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP27E6Electric/Auxiliary Transmission Fluid Pump Control Valve Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP27E7Transmission Range Control B Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP27E8Transmission Range Control B Circuit PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP27E9Transmission Range Control B Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP27EATransmission Range Control B Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP27EBTransmission Range Control A Position Sensor/Switch Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP27ECTransmission Range Control A Position Sensor/Switch Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP27EDTransmission Range Control A Position Sensor/Switch Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP27EETransmission Range Control A Position Sensor/Switch Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP27EFTransmission Range Control B Position Sensor/Switch Circuit/OpenCheck soonTransmission Issues30–120 minutes for initial diagnosisP27F0Transmission Range Control B Position Sensor/Switch Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP27F1Transmission Range Control B Position Sensor/Switch Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP27F2Transmission Range Control B Position Sensor/Switch Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP27F3Clutch B Temperature Too HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP27F4Gear Shift Lock Solenoid/Actuator A Performance/Stuck OnCheck soonTransmission Issues30–120 minutes for initial diagnosisP27F5Gear Shift Lock Solenoid/Actuator A Stuck OffCheck soonTransmission Issues30–120 minutes for initial diagnosisP2800Transmission Range Sensor B Circuit (PRNDL Input)Check soonTransmission Issues30–120 minutes for initial diagnosisP2801Transmission Range Sensor B Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP2802Transmission Range Sensor B Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP2803Transmission Range Sensor B Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP2804Transmission Range Sensor B Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP2805Transmission Range Sensor A/B CorrelationCheck soonTransmission Issues30–120 minutes for initial diagnosis