TESLA Alert

VCLEFT-A311

VCLEFT_a311_leftBrakeLightFault

Also written as VCLEFT_A311 / VCLEFT A311 / VCLEFT_a311_leftBrakeLightFault / vcleft_a311_leftbrakelightfault

System
VCLEFT
Vehicle Controller Left
Type
Alert
Category
Network
Severity
Alert

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-A311 mean?

Tesla alert code in the Vehicle Controller Left (VCLEFT) module. A fault has been detected with the left brake light. The left brake light may not be working.

Original Description

A fault has been detected with the left brake light. The left brake light may not be working.

Affected Tesla Models

Model SModel XModel 3Model YCybertruck

What You May Notice

  • Vehicle Controller Left alert: A fault has been detected with the left brake light. The left brake light may not be working.
  • Some features (climate, lights, or charging) may be temporarily unavailable
  • Alert notification in the Tesla app

How to Diagnose and Resolve

  1. 1 Perform a soft reboot (hold both scroll wheels)
  2. 2 Check for pending OTA software updates in Controls > Software
  3. 3 If multiple features remain non-functional, schedule a service appointment

Severity Notes

VCLEFT-A311 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 →