Honda P1643: QBATT Battery Signal Circuit High Input
Is your scanner showing Honda P1643?
No worries. We'll show you what it means and how to deal with it.
Honda P1643: QBATT Battery Signal Circuit High Input
OVERVIEWWhat Does The Honda P1643 Code Mean?
Key on or engine running, and the PCM detected the QBATT Battery Signal circuit remained in a high state.
What Are The Potential Causes Of The Honda P1643 Code?
- QBATT battery signal circuit is shorted to VREF
- QBATT battery signal circuit is shorted to power
- QBATT battery is damaged or has failed
- PCM has failed
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
>>> Honda PCM
Note: During the purchasing process, please check carefully whether the part you want to buy fits your car!
Reference Sources
Honda DTC Codes Reference for P1643 – Page 9.
