1994 Volkswagen Passat "p0642" Questions

...When the engine light came on I stopped at Autozone and they gave me the following codes: P0089, P0642, P2004. Anyone know what they mean? I have a 2008 VW Passat. The engine light came on.

PO642 p0642 is sensor reference voltage on A circuit low,probably a wiring fault .

engine codes p0642 and p0451 at times poor run seems like over fuel check engine light on scan codes p0642 and p0451 P0451 Evaporative Emission Control System Pressure Sensor Range/Performance P0642 ...

07 passat code p0642 related to other codes codes p0642, p2014, p0106, p0089,can they be related to sensor voltage? code p0642 refers to ECM-knock control defective or sensor reference voltage A ...

crank but does not start (Error code P0642) Car is G37s coupe 2008. before, the car starts but the CEL flashes and temperature gauge points to cold and the engine RPM goes up and down, after couple of

REsolving the P0642 code other codes simultanously occured: P0107, P0404,P0342,P2015,P2293 reset the comp, always go to the first code, this code can cause more codes to register

I need a wiring diagram for under the hood I have codes P0122 P0335 P0520 P0642 P2111 P2122, I think i have a 5 volt problem and the wiring diagram would help tremendously, Thanks. what kind of ...

Have code p0193,p0194,p0642. Have changed fuel filters,fuel rail pressure sensor and harness. Engine misses like crazy. Started after fuel fillup Have you put the right fuel in ie put petrol in a ...

i m accelaret the car but rpm not go on 2000 abou it wont rev over 2000 rpms?? if that is what you are trying to say, it sounds like you have a clogged catalatic converter. I have already remove the ...

...up it will die at a stop when it idles down. The error codes I'm getting are:P0122, P2111, P0113, P0642, P2122, P0335, P0222, P2017 & P0123. This car is ten years old I didn't know the mileage. The ...