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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 P1246:

Acura:

Accelerator Position Sensor 1 Circuit

Citroen/Peugeot:

Alternator Load Input Failed

Ford:

Alternator Load Input Failed

Jaguar:

Crank Signal High Input

Kia:

Crank Signal High Input

Lincoln:

Alternator Load Input Failed

Mercury:

Alternator Load Input Failed

Oldsmobile:

Alternator Load Input Failed

Saab:

Intake Manifold Valve Inner Flap, Module Output Low, Open Or Short To Ground

Volkswagen/Audi:

Needle Lift Sensor Circ. Range / Performance

Volvo:

Needle Lift Sensor Circ. Range / Performance

GM:

Intake Resonance Switchover Valve Circuit