Diagnostic library
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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 1–24 of 866
P0218Transmission Fluid Overtemperature ConditionUrgentTransmission Issues1–3 hours for initial diagnosisP0756Shift Solenoid B Performance or Stuck OffCheck soonTransmission Issues45–120 minutes for initial diagnosisP0760Shift Solenoid C MalfunctionCheck soonTransmission Issues45–120 minutes for initial diagnosisP0645A/C Clutch Relay Control CircuitLow priorityTransmission Issues30–120 minutes for initial diagnosisP0646A/C Clutch Relay Control Circuit LowLow priorityTransmission Issues30–120 minutes for initial diagnosisP0647A/C Clutch Relay Control Circuit HighLow priorityTransmission Issues30–120 minutes for initial diagnosisP0700Transmission Control System MalfunctionTransmission IssuesP0701Transmission Control System Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP0702Transmission Control System ElectricalCheck soonTransmission Issues30–120 minutes for initial diagnosisP0704Clutch Switch Input CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP0705Transmission Range Sensor A Circuit PRNDL InputCheck soonTransmission Issues45–120 minutes for initial diagnosisP0706Transmission Range Sensor A Circuit Range/PerformanceUrgentTransmission Issues30–90 minutes for initial diagnosisP0707Transmission Range Sensor A Circuit LowUrgentTransmission Issues30–90 minutes for initial diagnosisP0708Transmission Range Sensor A Circuit HighUrgentTransmission Issues30–90 minutes for initial diagnosisP0709Transmission Range Sensor A Circuit IntermittentCheck soonTransmission Issues30–120 minutes for initial diagnosisP070ATransmission Fluid Level Sensor CircuitCheck soonTransmission Issues30–120 minutes for initial diagnosisP070BTransmission Fluid Level Sensor Circuit Range/PerformanceCheck soonTransmission Issues30–120 minutes for initial diagnosisP070CTransmission Fluid Level Sensor Circuit LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP070DTransmission Fluid Level Sensor Circuit HighCheck soonTransmission Issues30–120 minutes for initial diagnosisP070ETransmission Fluid Level Sensor Circuit intermittent/ErraticCheck soonTransmission Issues30–120 minutes for initial diagnosisP070FTransmission Fluid Level Too LowCheck soonTransmission Issues30–120 minutes for initial diagnosisP0710Transmission Fluid Temperature Sensor A CircuitCheck soonTransmission Issues45–120 minutes for initial diagnosisP0711Transmission Fluid Temperature Sensor A Circuit Range/PerformanceCheck soonTransmission Issues30–90 minutes for initial diagnosisP0712Transmission Fluid Temperature Sensor A Circuit LowUrgentTransmission Issues30–90 minutes for initial diagnosis