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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 25–48 of 302
P0495Fan 1 OverspeedUrgentEngine Problems30–120 minutes for initial diagnosisP0520Engine Oil Pressure Sensor/Switch CircuitUrgentEngine Problems30–120 minutes for initial diagnosisP0522Engine Oil Pressure Sensor/Switch Low VoltageUrgentEngine Problems30–120 minutes for initial diagnosisP0523Engine Oil Pressure Sensor/Switch High VoltageUrgentEngine Problems30–120 minutes for initial diagnosisP0524Engine Oil Pressure Too LowUrgentEngine Problems30–120 minutes for initial diagnosisP0550Power Steering Pressure Sensor Circuit MalfunctionUrgentSensors & Electronics30–120 minutes for initial diagnosisP0551Power Steering Pressure Sensor Circuit Range/PerformanceUrgentSensors & Electronics30–120 minutes for initial diagnosisP0552Power Steering Pressure Sensor Circuit Low InputUrgentSensors & Electronics30–120 minutes for initial diagnosisP0553Power Steering Pressure Sensor Circuit High InputUrgentSensors & Electronics30–120 minutes for initial diagnosisP0554Power Steering Pressure Sensor Circuit IntermittentUrgentSensors & Electronics30–120 minutes for initial diagnosisP0563System Voltage HighUrgentElectrical & Charging System1–3 hours for initial diagnosisP0571Brake Switch A Circuit MalfunctionUrgentSensors & Electronics30–120 minutes for initial diagnosisP0572Brake Switch A Circuit LowUrgentSensors & Electronics30–120 minutes for initial diagnosisP0573Brake Switch A Circuit HighUrgentSensors & Electronics30–120 minutes for initial diagnosisP05C0Active Grille Air Shutter Module A Over TemperatureUrgentSensors & Electronics30–120 minutes for initial diagnosisP05C1Active Grille Air Shutter Module B Over TemperatureUrgentSensors & Electronics30–120 minutes for initial diagnosisP0703Brake Switch B CircuitUrgentSensors & Electronics30–120 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 diagnosisP0712Transmission Fluid Temperature Sensor A Circuit LowUrgentTransmission Issues30–90 minutes for initial diagnosisP0713Transmission Fluid Temperature Sensor A Circuit HighUrgentTransmission Issues30–90 minutes for initial diagnosisP0719Brake Switch B Circuit LowUrgentSensors & Electronics30–120 minutes for initial diagnosisP0721Output Speed Sensor Circuit Range/PerformanceUrgentTransmission Issues30–90 minutes for initial diagnosis