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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 P1407:

Citroen/Peugeot

EGR No Flow Detected

Ford

EGR No Flow Detected

GM

EGR Air Intrusion in Exhaust Supply to EGR Valve

Lincoln

EGR No Flow Detected

Mazda

No EGR Flow Detected

Mercedes

No EGR flow detected

Mercury

EGR No Flow Detected

Oldsmobile

EGR No Flow Detected

Volkswagen/Audi

EGR Temp. Sensor Signal too Low

Volvo

EGR Temp. Sensor Signal too Low
If you can not find the error description, please let us know and we will try to help: