CP-W043
CP_w043_doorPotIrrational
Also written as CP_W043 / CP W043 / CP_w043_doorPotIrrational / cp_w043_doorpotirrational
Why does the exact Tesla alert ID matter?
Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.
What does CP-W043 mean?
Tesla warning code in the Charge Port (CP) module. This fault indicates an issue with the charge port door position sensor on the motorized charge port door. If this alert is present, the door position potentiometer reading may have fluctuated with an irrationally high frequency (faster than the door could actually move) due to a water ingress and/or the potentiometer is corroded.
Original Description
This fault indicates an issue with the charge port door position sensor on the motorized charge port door. If this alert is present, the door position potentiometer reading may have fluctuated with an irrationally high frequency (faster than the door could actually move) due to a water ingress and/or the potentiometer is corroded.
Affected Tesla Models
What You May Notice
- Charge port alert: This fault indicates an issue with the charge port door position sensor on the motorized charge port door. If this alert
- Charging session may be interrupted or not starting as expected
- Charge port light flashing amber or red
How to Diagnose and Resolve
- 1 Unplug and re-plug the charge cable
- 2 Try a different charging cable or Supercharger stall
- 3 Reboot the vehicle and attempt to charge again
- 4 If "This fault indicates an issue with the charge port" persists, contact Tesla Roadside Assistance
- 5 Schedule a Service Center visit if the problem continues
Severity Notes
CP-W043 is a Warning in the Charge Port system. Schedule service soon. Monitor your vehicle for additional warnings.