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 9025–9048 of 9253
P0002Fuel Volume Regulator Control Circuit Range/PerformanceCheck soonFuel System45–120 minutes for initial diagnosisP0003Fuel Volume Regulator Control Circuit LowCheck soonFuel System45–120 minutes for initial diagnosisP0004Fuel Volume Regulator Control Circuit HighCheck soonFuel System45–120 minutes for initial diagnosisP0010Camshaft Position Actuator A Circuit Bank 1Engine ProblemsP0012A Camshaft Position Timing Over-Retarded Bank 1Check soonEngine Problems45–120 minutes for initial diagnosisP0013B Camshaft Position Actuator Circuit/Open Bank 1Check soonEngine Problems45–120 minutes for initial diagnosisP0014B Camshaft Position Timing Over-Advanced or System Performance Bank 1Check soonEngine Problems45–120 minutes for initial diagnosisP0015B Camshaft Position Timing Over-Retarded Bank 1Check soonEngine Problems45–120 minutes for initial diagnosisP0017Crankshaft Position–Camshaft Position Correlation Bank 1 Sensor BUrgentEngine Problems1–3 hours for initial diagnosisP0018Crankshaft Position–Camshaft Position Correlation Bank 2 Sensor AUrgentEngine Problems1–3 hours for initial diagnosisP0019Crankshaft Position–Camshaft Position Correlation Bank 2 Sensor BUrgentEngine Problems1–3 hours for initial diagnosisP0020A Camshaft Position Actuator Circuit/Open Bank 2Check soonEngine Problems45–120 minutes for initial diagnosisP0021A Camshaft Position Timing Over-Advanced or System Performance Bank 2Check soonEngine Problems45–120 minutes for initial diagnosisP0022A Camshaft Position Timing Over-Retarded Bank 2Check soonEngine Problems45–120 minutes for initial diagnosisP0023B Camshaft Position Actuator Circuit/Open Bank 2Check soonEngine Problems45–120 minutes for initial diagnosisP0024B Camshaft Position Timing Over-Advanced or System Performance Bank 2Check soonEngine Problems45–120 minutes for initial diagnosisP0025B Camshaft Position Timing Over-Retarded Bank 2Check soonEngine Problems45–120 minutes for initial diagnosisP0052Heated Oxygen Sensor Heater Control Circuit High Bank 2 Sensor 1Low prioritySensors & Electronics45–120 minutes for initial diagnosisP0053Heated Oxygen Sensor Heater Resistance Bank 1 Sensor 1Low prioritySensors & Electronics45–120 minutes for initial diagnosisP0054Heated Oxygen Sensor Heater Resistance Bank 1 Sensor 2Low prioritySensors & Electronics45–120 minutes for initial diagnosisP0055Heated Oxygen Sensor Heater Resistance Bank 1 Sensor 3Low prioritySensors & Electronics45–120 minutes for initial diagnosisP0058Heated Oxygen Sensor Heater Control Circuit High Bank 2 Sensor 2Low prioritySensors & Electronics45–120 minutes for initial diagnosisP0059Heated Oxygen Sensor Heater Resistance Bank 2 Sensor 1Low prioritySensors & Electronics45–120 minutes for initial diagnosisP0060Heated Oxygen Sensor Heater Resistance Bank 2 Sensor 2Low prioritySensors & Electronics45–120 minutes for initial diagnosis