- P0500Vehicle Speed Sensor MalfunctionFull content
- P0501Vehicle Speed Sensor Range/PerformanceFull content
- P0502Vehicle Speed Sensor Range/PerformanceFull content
- P0503Vehicle Speed Sensor Intermittent/Erratic/HighFull content
- P0504Brake Switch A / B CorrelationFull content
- P0505Idle Control System MalfunctionFull content
- P0506Idle Control System RPM lower Than ExpectedFull content
- P0507Idle Control System RPM higher Than ExpectedFull content
- P0508Idle Air Control System Circuit LowFull content
- P0509Idle Air Control System Circuit HighFull content
- P050ACold Start Idle Air Control System PerformanceFull content
- P050BCold Start Ignition Timing PerformanceFull content
- P050CCold Start Engine Coolant Temperature PerformanceFull content
- P050DCold Start Rough IdleFull content
- P050ECold Start Engine Exhaust Temperature Too LowFull content
- P050FBrake Assist Vacuum Too LowFull content
- P0510Closed Throttle Position Switch MalfunctionFull content
- P0511Idle Air Control CircuitFull content
- P0512Starter Request CircuitFull content
- P0513Incorrect Immobilizer KeyFull content
- P0514Battery Temperature Sensor Circuit Range/PerformanceFull content
- P0515Battery Temperature Sensor CircuitFull content
- P0516Battery Temperature Sensor Circuit LowFull content
- P0517Battery Temperature Sensor Circuit HighFull content
- P0518Idle Air Control Circuit IntermittentFull content
- P0519Idle Air Control Circuit System PerformanceFull content
- P051ACrankcase Pressure Sensor A CircuitFull content
- P051BCrankcase Pressure Sensor Circuit Range/PerformanceFull content
- P051CCrankcase Pressure Sensor A Circuit LowFull content
- P051DCrankcase Pressure Sensor A Circuit HighFull content
- P051ECrankcase Pressure Sensor A Circuit Intermittent/ErraticFull content
- P051FPositive Crankcase Ventilation Filter RestrictionFull content
- P0520Engine Oil Pressure Sensor/Switch Circuit MalfunctionFull content
- P0521Engine Oil Pressure Sensor/Switch Circuit MalfunctionFull content
- P0522Engine Oil Pressure Sensor/Switch Circuit Range/PerformanceFull content
- P0523Engine Oil Pressure Sensor/Switch Circuit Low VoltageFull content
- P0524Engine Oil Pressure Too LowFull content
- P0525Cruise Control Servo Control Circuit Range/PerformanceFull content
- P0526Fan Speed Sensor CircuitFull content
- P0527Fan Speed Sensor Circuit Range/PerformanceFull content
- P0528Fan Speed Sensor Circuit No SignalFull content
- P0529Fan Speed Sensor Circuit IntermittentFull content
- P052ACold Start A Camshaft Position Timing Over-Advanced Bank 1Full content
- P052BCold Start A Camshaft Position Timing Over-Retarded Bank 1Full content
- P052CCold Start A Camshaft Position Timing Over-Advanced Bank 2Full content
- P052DCold Start A Camshaft Position Timing Over-Retarded Bank 2Full content
- P052EPositive Crankcase Ventilation Regulator Valve PerformanceFull content
- P052FGlow Plug Control Module 1 System VoltageFull content
- P0530A/C Refrigerant Pressure Sensor Circuit MalfunctionFull content
- P0531A/C Refrigerant Pressure Sensor Circuit Range/PerformanceFull content
- P0532A/C Refrigerant Pressure Sensor Circuit Low InputFull content
- P0533A/C Refrigerant pressure Sensor Circuit High InputFull content
- P0534Air Conditioner Refrigerant Charge LossFull content
- P0535A/C Evaporator Temperature Sensor CircuitFull content
- P0536A/C Evaporator Temperature Sensor Circuit Range/PerformanceFull content
- P0537A/C Evaporator Temperature Sensor Circuit LowFull content
- P0538A/C Evaporator Temperature Sensor Circuit HighFull content
- P0539A/C Evaporator Temperature Sensor Circuit IntermittentFull content
- P053APositive Crankcase Ventilation Heater Control Circuit /OpenFull content
- P053BPositive Crankcase Ventilation Heater Control Circuit LowFull 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.