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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 P1220:

Chrysler/Dodge/Jeep:

Fuel Quantity Actuator

Citroen/Peugeot:

Series Throttle Control System Malfunction

Fiat:

Throttle position [signal implausible]

Ford:

Series Throttle Control System Malfunction

GM:

Throttle Position (TP) Sensor 2 Circuit

Infinity:

Fuel Pump Control Module (FPCM)

Lincoln:

Series Throttle Control Fault

Mercedes:

Fuel quantity actuator (Y23/1)

Mercury:

Series Throttle Control Fault

Nissan:

FPCM

Oldsmobile:

Series Throttle Control Fault

Opel:

Fuel quantity adjustment control - malfunction

Toyota:

Timer Control Circuit Malfunction

Volkswagen/Audi:

Cyl.8 - Fuel Inj. Circ. Short to B +

Volvo:

Cyl.8 - Fuel Inj. Circ. Short to B +