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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 P1172:

Alfa Romeo

Long trem fuel trim - at idle

Citroen/Peugeot

Rotor Control Fault

Daewoo

ETS MOTOR OVER CURRENT

Fiat

Mixture 1 stength (multiplicative)

Ford

Rotor Control Fault

GM

Fuel Transfer Pump Flow Insufficient

Hyundai

Electronic Throttle System Motor Current

Jaguar

System Too Rich - Banks 1 and 2 (Rich Fuel Fault)

Kia

System Too Rich - Banks 1 and 2 (Rich Fuel Fault)

Land Rover

Oxygen Sensor System Too Rich Fault Banks A & B

Lincoln

Rotor Control Fault

Mercury

Rotor Control Fault

Oldsmobile

Rotor Control Fault

Saab

Closed Loop, Rich Mixture

Volkswagen/Audi

Throttle Actuation Potentiometer Sign.2 Signal too Low

Volvo

Throttle Actuation Potentiometer Sign.2 Signal too Low
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