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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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P
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Definition of check engine code P1906:

Citroen/Peugeot:

Kickdown Pull Relay Open or Short Circuit to Ground

Ford:

Kickdown Pull Relay Open or Short Circuit to Ground

Volkswagen/Audi:

Charge air coolant pump relay - open circuit / short to earth