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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 P1642:

Chrysler/Dodge/Jeep:

Cabin Heater 2

Citroen/Peugeot:

Fuel Pump Monitor Circuit High Input

Daewoo:

SERIAL COMM. ERROR - NONIMMOB

Ford:

Fuel Pump Monitor Circuit High Input

GM:

Vehicle Speed Output Circuit

Honda:

QBATT Battery Signal Circuit Low Input

Jaguar:

CAN Link Circuit

Kia:

CAN Link Circuit

Lincoln:

Fuel Pump Monitor Circuit High Input

Mercedes:

ECU incorrectly coded

Mercury:

Fuel Pump Monitor Circuit High Input

Oldsmobile:

Fuel Pump Monitor Circuit High Input

Volkswagen/Audi:

Please check DTC Memory of Airbag ECU

Volvo:

Please check DTC Memory of Airbag ECU