VCLEFT-A318
VCLEFT_a318_trailerIncorrectConfig
Also written as VCLEFT_A318 / VCLEFT A318 / VCLEFT_a318_trailerIncorrectConfig / vcleft_a318_trailerincorrectconfig
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-A318 mean?
Tesla alert code in the Vehicle Controller Left (VCLEFT) module. Trailer Detected but the gateway configuration for tow package is NONE The lift motor is uncalibrated
Original Description
Trailer Detected but the gateway configuration for tow package is NONE The lift motor is uncalibrated
Affected Tesla Models
What You May Notice
- Vehicle Controller Left alert: Trailer Detected but the gateway configuration for tow package is NONE The lift motor is uncalibrated
- 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-A318 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.