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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 P1720:

Citroen/Peugeot:

Vehicle Speed (Meter) Circuit Malfunction

Ford:

Vehicle Speed (Meter) Circuit Malfunction

Jaguar:

Vehicle Speed ( Meter) Circuit

Kia:

Vehicle Speed (Meter) Circuit

Lincoln:

Vehicle Speed (Meter) Circuit Malfunction

Mazda:

Vehicle Speed Sensor '2' Signal Error

Mercedes:

Vehicle speed sensor '2' signal error

Mercury:

Vehicle Speed (Meter) Circuit Malfunction

Nissan:

Vehicle Speed Sensor - A/T Output

Oldsmobile:

Vehicle Speed (Meter) Circuit Malfunction

Toyota:

DC Clutch Forced Release Circuit Malfunction

GM:

Solenoid "A" Controlled Clutch Not Engaged