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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 P1439:

BMW:

Purge Control Valve Control Circuit Signal Low

Citroen/Peugeot:

Floor Temperature Switch Circuit Malfunction

Ford:

Floor Temperature Switch Circuit Malfunction

Honda:

Motor Drive Module (MDM) Short Circuit Sensor Problem,or Motor Drive Module (MDM) Short Circuit

Mercedes:

Floor Temp Switch Circuit

Volkswagen/Audi:

EGR Potentiometer Error in Basic Seting

Volvo:

EGR Potentiometer Error in Basic Seting