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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 P1601:

Chrysler/Dodge/Jeep

Internal TCM Computer Error

Citroen/Peugeot

ECM/TCM Serial Communication Error

Daewoo

ECU L LINE MAL

Fiat

Cruise control switch off

Ford

ECM/TCM Serial Communication Error

GM

Serial Comm. Problem With Device 1

Jaguar

ECM/TCM Serial Communication Error

Mazda

Powertrain Control Module Communication Line to TCM Error

Mercedes

ECM/TCM Serial Communication Error

Opel

Module temperature switch,ECM - temperature high

Porsche

Voltage Supply

Saab

Internal Control Module Malfunction

Saturn

PCM / Serial Data Error

Volkswagen/Audi

Engine control module (ECM) - supply voltage

Subaru

TCM DATA COMMUNICATION FAILURE
If you can not find the error description, please let us know and we will try to help: