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Car Fault Codes

OBD-II trouble codes explained: meaning, causes, symptoms, fixes and typical repair cost.

Category All Fuel & air Ignition & misfire Emissions & exhaust Cooling & lubrication Speed & idle Engine computer & electrical Transmission Hybrid & EV Network Body Chassis & brakes
Brand All ToyotaNissanChevroletHondaFordGMCLexusMitsubishiHyundaiKia
Jump to All P00 P01 P04 P2 Manufacturer codes

Showing 25–35 of 35 codes

P0449 EVAP System Vent Valve/Solenoid Circuit Low Emissions & exhaust P0450 EVAP System Pressure Sensor/Switch Circuit Low Emissions & exhaust P0451 EVAP System Pressure Sensor/Switch Circuit Range/Performance Low Emissions & exhaust P0452 EVAP System Pressure Sensor/Switch Circuit Low Low Emissions & exhaust P0453 EVAP System Pressure Sensor/Switch Circuit High Low Emissions & exhaust P0454 EVAP System Pressure Sensor/Switch Circuit Intermittent/Erratic Low Emissions & exhaust P0455 Evaporative Emission (EVAP) System Leak Detected (Large Leak) Low Emissions & exhaust P0456 Evaporative Emission (EVAP) System Leak Detected (Very Small Leak) Low Emissions & exhaust P0457 EVAP System Leak Detected (Fuel Cap Loose/Off) Low Emissions & exhaust P0496 Evaporative Emission (EVAP) System High Purge Flow Low Emissions & exhaust P0497 Evaporative Emission (EVAP) System Low Purge Flow Low Emissions & exhaust