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2004 Porsche Cayenne S Question: 4wd warning lights on



, New York, NY, May 24, 2010, 13:16

using diagnostic tools to diagnose, no fault code present.
vehicle can only select to low range, two option>gear reduction on or off, but cant select to ON ROAD drive. after select to ON ROAD drive, instrument cluster comes out ''4wd system fault''

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  • Answer #1

    May 25, 2010, 20:23

    You will need to get the codes read out from the all wheel drive system, which your scanner may not be capable of.

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    , May 26, 2010, 12:00

    i have replaced transfer case encoder motor and the range selection switch at the center console, they are working find...but the problems still exist...

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