× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P1639 Diagnostic Trouble Code Discussion for October 2010

5-Volt Reference 'B' Circuit Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P1639
Help Request Posted
2000 Volkswagen Jetta GL 2.0L Hesitation, Stall VIN: 3VWTE29M2Y
P1639: Acceleration position sensor implausible signal. Ran all the test we could , the throttle body and the accerlator pedal do not seem to be able to commumate . use a different throttle body to test ,checked fuses any wiring connecting the pedal and throttle body , Ran the addaption , Still same problem . Any i...
October 10, 2010