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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 P1684:

Chrysler/Dodge/Jeep

The battery has been disconnected within the last 50 starts

Citroen/Peugeot

Metering Oil Pump Position Sensor Circuit Malfunction

Fiat

Motorised throttle(plausibility)

Ford

Metering Oil Pump Position Sensor Circuit Malfunction

GM

Driver 5 Line 4

Honda

Throttle Valve Return Spring Performance Problem

Mercedes

Metering Oil Pump Position Sensor Circuit

Mini

Electronic throttle control monitor level 2/3 - clutch torque min error

Plymouth

Battery Disconnected Within Last 50 Starts

Volkswagen/Audi

Contr. Unit Programming Communication Error

Volvo

Contr. Unit Programming Communication Error
If you can not find the error description, please let us know and we will try to help: