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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 P1704:

Chrysler/Dodge/Jeep

Input Speed Sensor 1 Overspeed

Citroen/Peugeot

Digital TRS Failed to Transition States in KOEO / KOER

Daewoo

TPS -HIGH INPUT

Fiat

Auto transmission

Ford

Digital TRS Failed to Transition States in KOEO / KOER

Lincoln

Transmission system problems

Mercury

Transmission system problems

Oldsmobile

Transmission system problems

Porsche

Kickdown Switch

Volkswagen/Audi

Kick Down Switch Malfunction

Volvo

Kick Down Switch Malfunction

GM

Pressure Switch "C" Circuit High

Subaru

2-4 Brake Timing Solenoid Valve Circuit Malfunction
If you can not find the error description, please let us know and we will try to help: