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    Posted by John Goggin on December 4, 2004, 3:02 pm, in reply to "Re: Re Fiat Punto 60 Selecta 1994/5 1200cc Engine code 176B1*000 FIXED "

    Hi Roger, I was baffled the other day on a VW Passat Lambda sensor, autodata gave the sensor wire (white) going to pin 8 on ecu, scoped it,at the ecu, to find an oscillating voltage of o to 50 volts, after going down the route of attentuation on the scope, I had another look at the wiring diagram, I then realised there was also a white wire to the idle speed control valve, which I had tee'd into by mistake.

    Kind Regards

    John Goggin

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