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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 P1593:

BMW:

DISA (Differentiated Intake Manifold) Control Circuit Electrical

Chrysler/Dodge/Jeep:

Speed Control Multiplexed Switch 1 / 2 Stuck

Daewoo:

VICS VALVE

Porsche:

Intake Manifold Length Tuning 2

Volkswagen/Audi:

Altitude adaption - signal outside tolerance