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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 P1602:

BMW:

Control Module Self-Test, Control Module Defective

Chrysler/Dodge/Jeep:

PCM Not Programmed

Citroen/Peugeot:

Immobilizer/ECM Communication Error

Daewoo:

ECU - TCU COMM MAL

Fiat:

Voltage regulator

Ford:

Immobilizer/ECM Communication Error

GM:

Knock Sensor (KS) Module Performance

Hyundai:

Serial Communication Fault with Transmission Control Unit

Mazda:

Immobilizer System Communication Error with Powertrain Control Module

Mercedes:

Immobilizer / ECM Communication Error

Opel:

Knock control - RAM malfunction

Plymouth:

PCM Not Programmed

Porsche:

Voltage Supply

Saab:

Fuel Pump Relay, Output Form Control Module Low

Saturn:

ABS Message Fault

Volkswagen/Audi:

Power Supply (B+) Terminal 30 Low Voltage

Volvo:

Power Supply (B+) Terminal 30 Low Voltage