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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 P1123:

BMW:

Pedal Position Sensor 1 High Input

Citroen/Peugeot:

Throttle Position Sensor In Range But Higher Than Expected

Daewoo:

TIMING POS SNSR MAL

Ford:

Throttle Position Sensor In Range But Higher Than Expected

Hyundai:

Lang Term Fuel Trim Adaptive Too Lean

Jaguar:

Pedal Position Sensor A Circuit High Input

Kia:

Pedal Position Sensor A Circuit High Input

Lamborghini:

Long term trim adaptive air system low

Lincoln:

Throttle Position Sensor In Range But Higher Than Expected

Mazda:

Throttle Position Stuck Open

Mercedes:

Throttle Position Sensor A In Range But Higher Than Expected

Mercury:

Throttle Position Sensor In Range But Higher Than Expected

Mini:

Accelerator pedal position (APP) sensor 1 - high input

Oldsmobile:

Throttle Position Sensor In Range But Higher Than Expected

Porsche:

Oxygen Sensor Heating

Saab:

Additive Adaptation, Bank 1, Min. Value

Volkswagen/Audi:

Long Term Fuel Trim Add. Air.,Bank1 System too Rich

Volvo:

Long Term Fuel Trim Add. Air.,Bank1 System too Rich