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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 1–24 of 32 codes

P0600 Serial Communication Link Medium Engine computer & electrical P0601 Internal Control Module Memory Check Sum Error High Engine computer & electrical P0602 Control Module Programming Error Medium Engine computer & electrical P0603 Internal Control Module Keep Alive Memory (KAM) Error Low Engine computer & electrical P0604 Internal Control Module Random Access Memory (RAM) Error Medium Engine computer & electrical P0605 Internal Control Module Read Only Memory (ROM) Error Medium Engine computer & electrical P0606 Control Module Processor High Engine computer & electrical P0607 Control Module Performance Medium Engine computer & electrical P0615 Starter Relay Circuit Medium Engine computer & electrical P0616 Starter Relay Circuit Low Medium Engine computer & electrical P0617 Starter Relay Circuit High Medium Engine computer & electrical P0620 Generator Control Circuit Medium Engine computer & electrical P0621 Generator Lamp/L Terminal Control Circuit Medium Engine computer & electrical P0622 Generator Field/F Terminal Control Circuit Medium Engine computer & electrical P0627 Fuel Pump "A" Control Circuit/Open High Fuel & air P0628 Fuel Pump "A" Control Circuit Low High Fuel & air P0629 Fuel Pump "A" Control Circuit High Medium Fuel & air P0630 VIN Not Programmed or Incompatible - ECM/PCM Low Engine computer & electrical P0641 Sensor Reference Voltage "A" Circuit/Open High Engine computer & electrical P0642 Sensor Reference Voltage "A" Circuit Low High Engine computer & electrical P0643 Sensor Reference Voltage "A" Circuit High High Engine computer & electrical P0645 A/C Clutch Relay Control Circuit Low Engine computer & electrical P0650 Malfunction Indicator Lamp (MIL) Control Circuit Low Engine computer & electrical P0651 Sensor Reference Voltage "B" Circuit/Open High Engine computer & electrical