BMW P1057: Valvetronic (VVT) Supply Voltage Control Motor Electrical (Bank 1)
Is your scanner showing BMW P1057?
No worries. We'll show you what it means and how to deal with it.
BMW P1057: Valvetronic (VVT) Supply Voltage Control Motor Electrical (Bank 1)
OVERVIEWWhat Does The BMW P1057 Code Mean?
This code indicates that key on for 50ms, the DME detected that the supply voltage was irregular.
What Are The Potential Causes Of The BMW P1057 Code?
Short to ground at power input or defective ECU (capacitor preload).
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
>>> BMW Electronic Control Unit (DME) - Genuine BMW 12147551615
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
BMW P1057, DTCDECODE.
