VCFRONT-A263
VCFRONT_a263_pcsVoltageMismatch
Also written as VCFRONT_A263 / VCFRONT A263 / VCFRONT_a263_pcsVoltageMismatch / vcfront_a263_pcsvoltagemismatch
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 VCFRONT-A263 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. There is a greater than 0.5V drop between input power to the front vehicle controller and the power conversion system circuit. Second part of Direct Current Resitance test results.
Original Description
There is a greater than 0.5V drop between input power to the front vehicle controller and the power conversion system circuit. Second part of Direct Current Resitance test results.
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: There is a greater than 0.5V drop between input power to the front vehicle controller and the power conversion system ci
- 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
VCFRONT-A263 is an Alert in the Vehicle Controller Front system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.