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Re: 02 Audi tt dtc p0501
Posted to Technical Discussion Forum on 1/6/2012

Tom , thanks . Thats what I was missing . Yes the voltage at pin 54 should be 4 volts on a DVOM . Of coarse I had 4 volts peak to peak on my scope , only averages 2 volts on my DVOM. Looks like the Inst Cluster has failed.

Thanks again , Matt Login to read more.