VCFRONT-A451
VCFRONT_a451_refrigerantNotCommissioned
Also written as VCFRONT_A451 / VCFRONT A451 / VCFRONT_a451_refrigerantNotCommissioned / vcfront_a451_refrigerantnotcommissioned
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-A451 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. The refrigerant system has not been commissioned, the compressor will be limited to 2000rpm The refrigerant fluid fill/drain routine is run The refrigerant commissioning routine is run Powertrain and HVAC performance will be limited
Original Description
The refrigerant system has not been commissioned, the compressor will be limited to 2000rpm The refrigerant fluid fill/drain routine is run The refrigerant commissioning routine is run Powertrain and HVAC performance will be limited
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: The refrigerant system has not been commissioned, the compressor will be limited to 2000rpm The refrigerant fluid fill/d
- 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-A451 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.