VCFRONT-A013
VCFRONT_a013_AlertManagerFault
Also written as VCFRONT_A013 / VCFRONT A013 / VCFRONT_a013_AlertManagerFault / vcfront_a013_alertmanagerfault
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-A013 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The front louver is detecting a blockage. HVAC cabin cooling (air conditioning) and powertrain performance may be limited. Louver fails the calibration range check after 5 calibration cycles due to under-travel Horn is drawing less current than expected. Horn current is below the expected value.
Original Description
The front louver is detecting a blockage. HVAC cabin cooling (air conditioning) and powertrain performance may be limited. Louver fails the calibration range check after 5 calibration cycles due to under-travel Horn is drawing less current than expected. Horn current is below the expected value.
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: The front louver is detecting a blockage. HVAC cabin cooling (air conditioning) and powertrain performance may be limite
- 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-A013 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.