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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 P1900:

Citroen/Peugeot:

OSS Circuit Intermittent Malfunction

Ford:

OSS Circuit Intermittent Malfunction

Infinity:

Cooling Fan

Lincoln:

Output Shaft Speed (OSS) Circuit Intermittent Malfunction

Mazda:

Turbine Speed Sensor Circuit Intermittent

Mercury:

Output Shaft Speed (OSS) Circuit Intermittent Malfunction

Nissan:

Cooling Fan

Oldsmobile:

Output Shaft Speed (OSS) Circuit Intermittent Malfunction

Volkswagen/Audi:

Engine coolant blower motor,speed 2 - open circuit short to earth