VCLEFT-A303
VCLEFT_a303_eFuseMgmtWindowLift
Also written as VCLEFT_A303 / VCLEFT A303 / VCLEFT_a303_eFuseMgmtWindowLift / vcleft_a303_efusemgmtwindowlift
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 VCLEFT-A303 mean?
Tesla alert code in the Vehicle Controller Left (VCLEFT) module. Unexpected voltage seen on window motor outputs. Window motors may be disabled Voltage is above 8V for 200ms on at least one of the left window motor outputs while none of them are being driven Left window control may be disabled Front exterior handle reported out of range PWM frequency
Original Description
Unexpected voltage seen on window motor outputs. Window motors may be disabled Voltage is above 8V for 200ms on at least one of the left window motor outputs while none of them are being driven Left window control may be disabled Front exterior handle reported out of range PWM frequency
Affected Tesla Models
What You May Notice
- Vehicle Controller Left alert: Unexpected voltage seen on window motor outputs. Window motors may be disabled Voltage is above 8V for 200ms on at least
- Some features (climate, lights, or charging) may be temporarily unavailable
- Alert notification in the Tesla app
How to Diagnose and Resolve
- 1 Perform a soft reboot (hold both scroll wheels)
- 2 Check for pending OTA software updates in Controls > Software
- 3 If multiple features remain non-functional, schedule a service appointment
Severity Notes
VCLEFT-A303 is an Alert in the Vehicle Controller Left system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.