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P1639 Diagnostic Trouble Code Discussion for February 2013

5-Volt Reference 'B' Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1639
Help Request Posted
2000 Volkswagen Jetta GLS 2.8L MIL Lamp on VIN: 3VWSE29M9Y
P1639: sensor g79/g185 implausible. ... It was already torn apart as a few other people had worked on it before me. Found a blown fuse #5 in fuse box inside car. Replaced that and the car would rev. in t body limp mode. Set codes p1634 and p1639. I can see sen...
February 11, 2013
2000 Volkswagen Jetta GLS 2.8L MIL Lamp on VIN: 3VWSE29M9Y
P1639: sensor g79/g185 implausible. ... It was already torn apart as a few other people had worked on it before me. Found a blown fuse #5 in fuse box inside car. Replaced that and the car would rev. in t body limp mode. Set codes p1634 and p1639. I can see sen...
February 11, 2013