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OBDII/EOBD diagnostics trouble codes definition

If your car supports OBD II or EOBD, then you can already use almost 5000 generic OBDII codes. These codes are from PowerTrain series (P0XXX, P2XXX, P34XX), Body Series (B0XXX), Chassis series (C0XXX), Network series (U0XXX, U2XXX, U3XXX).

Also there is a list of more than 13500 additional manufacturer specific codes.

Supported manufacturers with specific OBD2 codes:


Enter code:
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Definition of check engine code P1508:

Acura:

IAC Valve Circuit Failure

BMW:

Idle-Speed Control Valve Opening Solenoid Control Open Circuit

Citroen/Peugeot:

Idle Control System Circuit Open

Daewoo:

MPS - SIGNAL LOW

Ford:

Idle Control System Circuit Open

GM:

Idle Speed Low - Idle Air Control (IAC) System Not Responding

Honda:

Idle Air Control Valve (IACV) Circuit Malfunction

Isuzu:

IAC System RPM Low

Jaguar:

Idle Air Control Circuit Open

Kia:

Idle Air Control Circuit Open

Land Rover:

Idle peed Control Open Circuit Fault

Mazda:

Bypass Air Solenoid '1' Circuit

Mercedes:

Bypass air solenoid '1' circuit fault

Opel:

Idle air control (IAC) valve - circuit malfunction

Saturn:

IAC Stuck Closed / Open

Volkswagen/Audi:

Idle Sys. Learned Value Upper Limit Attained

Volvo:

Idle Sys. Learned Value Upper Limit Attained