TESLA Alert
VCLEFT-A278
VCLEFT_a278_BLERearUnderVoltage
Also written as VCLEFT_A278 / VCLEFT A278 / VCLEFT_a278_BLERearUnderVoltage / vcleft_a278_blerearundervoltage
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-A278 mean?
Tesla alert code in the Vehicle Controller Left (VCLEFT) module. BLE Rear endpoint terminal is under minimum voltage of 7V
Original Description
BLE Rear endpoint terminal is under minimum voltage of 7V
Affected Tesla Models
Model SModel XModel 3Model YCybertruck
What You May Notice
- Vehicle Controller Left alert: BLE Rear endpoint terminal is under minimum voltage of 7V
- 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-A278 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.
Other VCLEFT Codes
VCLEFT_a001 VCLEFT_a002 VCLEFT_a003 VCLEFT_a005 VCLEFT_a006 VCLEFT_a010 VCLEFT_a012 VCLEFT_a013
View all VCLEFT codes →