P1639 Diagnostic Trouble Code Discussion for October 2012
5-Volt Reference 'B' Circuit Malfunction
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| Help Request | Posted | |
| 2003 Volkswagen Jetta GLS 1.8L MIL Lamp on VIN: WVWSE61J13 P1639: ap sensor 1/2 implausible signal g79 g185. This thing is throwing this code, checked g79 and g185 on vagcom and zone 3 will go from 14% to 87% and zone 4 is 14% to 39%, unplugged the pedal assy and pin1 to groung is 5 volts, pin 1 to 5, 5 volts, pin 2 to ground 5 volts, pin 2 to 3 5 volts, in the proce... |
October 16, 2012 | |
| 2003 Volkswagen Jetta GLS 1.8L MIL Lamp on VIN: WVWSE61J13 P1639: ap sensor 1/2 implausible signal g79 g185. This thing is throwing this code, checked g79 and g185 on vagcom and zone 3 will go from 14% to 87% and zone 4 is 14% to 39%, unplugged the pedal assy and pin1 to groung is 5 volts, pin 1 to 5, 5 volts, pin 2 to ground 5 volts, pin 2 to 3 5 volts, in the proce... |
October 17, 2012 |
