P0643 – Sensor reference voltage A -circuit high
| Code | Fault Location | Probable Cause |
|---|---|---|
| P0643 | Sensor reference voltage A -circuit high (Buy Part On Amazon) | Wiring short to positive |
We recommend Torque Pro
Help Us Help You
We have not gotten around to publishing a technical guide specifically for P0643 – Sensor reference voltage A -circuit high yet. To escalate the priority of this guide in our production queue, we appreciate a $9.99 donation. We will publish a guide within 30 days of payment.