BMW P1639: Accelerator Pedal Position Sensor 1+2 Range/Performance
Is your scanner showing BMW P1639?
No worries. We'll show you what it means and how to deal with it.
BMW P1639: Accelerator Pedal Position Sensor 1+2 Range/Performance
OVERVIEWWhat Does The BMW P1639 Code Mean?
Engine started, battery voltage at least 11.5v, all electrical components off, ground connections between engine and chassis well connected, the DME detected that the accelerator pedal position sensor signal was too high.
What Are The Potential Causes Of The BMW P1639 Code?
- Ground between engine and chassis may be broken
- Throttle position sensor may have failed
- Accelerator Pedal Position Sensor 2 has failed
- Throttle position sensor wiring may have shorted
- Faulty voltage supply
Recommended Parts
Below are some recommended auto parts to help you address the trouble code affecting your vehicle and get it running smoothly again:
>>> WORKPRO 582-piece Crimp Terminals, Wire Connectors, Heat Shrink Tube, Electrical Repair Kit
>>> labwork Throttle Position Sensor 13631402143 Fit for BMW M3 M5 Z3 Z4 E34 E36 E39 E46 E52 E85
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
ENGINE PERFORMANCE Self Diagnosis for P1639 – 2011 BMW 535xi, pages 27-29.
