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P0642 Diagnostic Trouble Code Discussion for August 2010

Sensor Reference Voltage 1 Circuit Low

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Trouble Ticket Help Requests for DTC P0642
Help Request Posted
2007 Volkswagen Passat 2.0T 2.0L MIL Lamp on VIN: WVWJK73C17
P0642: Ckp sensor ref voltage a circuit low. ... purchased used. Code p0016 & p0642 were confirmed codes when I got the car. Code p0016 was also a pending code. By request I cleared the codes & road tested the car. Upon the very first restart after clearing, (cold engine), the MIL was back on ins...
August 06, 2010