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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 P02 P03 P04 P05 P06 P07 P08 P0A P2 U0 B0 C0 Manufacturer codes

Showing 217–240 of 637 codes

P0368 Camshaft Position Sensor B Circuit High (Bank 1) Medium Ignition & misfire P0369 Camshaft Position Sensor B Circuit Intermittent (Bank 1) Medium Ignition & misfire P0390 Camshaft Position Sensor B Circuit (Bank 2) Medium Ignition & misfire P0391 Camshaft Position Sensor B Circuit Range/Performance (Bank 2) High Ignition & misfire P0392 Camshaft Position Sensor B Circuit Low (Bank 2) Medium Ignition & misfire P0393 Camshaft Position Sensor B Circuit High (Bank 2) Medium Ignition & misfire P0394 Camshaft Position Sensor B Circuit Intermittent (Bank 2) Medium Ignition & misfire P0400 Exhaust Gas Recirculation (EGR) "A" Flow Malfunction Medium Emissions & exhaust P0401 Exhaust Gas Recirculation (EGR) "A" Flow Insufficient Detected Medium Emissions & exhaust P0402 Exhaust Gas Recirculation (EGR) "A" Flow Excessive Detected Medium Emissions & exhaust P0403 Exhaust Gas Recirculation (EGR) "A" Control Circuit Medium Emissions & exhaust P0404 Exhaust Gas Recirculation (EGR) "A" Control Circuit Range/Performance Medium Emissions & exhaust P0405 Exhaust Gas Recirculation (EGR) Sensor "A" Circuit Low Medium Emissions & exhaust P0406 Exhaust Gas Recirculation (EGR) Sensor "A" Circuit High Medium Emissions & exhaust P0410 Secondary Air Injection System Malfunction Low Emissions & exhaust P0411 Secondary Air Injection System Incorrect Flow Detected Low Emissions & exhaust P0412 Secondary Air Injection System Switching Valve "A" Circuit Low Emissions & exhaust P0418 Secondary Air Injection System Control "A" Circuit Low Emissions & exhaust P0420 Catalyst System Efficiency Below Threshold (Bank 1) Medium Emissions & exhaust P0421 Warm Up Catalyst Efficiency Below Threshold (Bank 1) Medium Emissions & exhaust P0430 Catalyst System Efficiency Below Threshold (Bank 2) Medium Emissions & exhaust P0431 Warm Up Catalyst Efficiency Below Threshold (Bank 2) Medium Emissions & exhaust P0440 Evaporative Emission (EVAP) System Malfunction Low Emissions & exhaust P0441 Evaporative Emission (EVAP) System Incorrect Purge Flow Low Emissions & exhaust