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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:


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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
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