VCFRONT-A466
VCFRONT_a466_highFlowIndexLowSubcoolFlagged
Also written as VCFRONT_A466 / VCFRONT A466 / VCFRONT_a466_highFlowIndexLowSubcoolFlagged / vcfront_a466_highflowindexlowsubcoolflagged
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-A466 mean?
Tesla alert code in the Vehicle Controller Front (VCFRONT) module. Discrepancy between compressor and EXV estimated refrigerant flow rates This alert is set when refrigerant flow index is above expected levels and subcool is low This alert will clear on sleep Thermal performance may be degraded
Original Description
Discrepancy between compressor and EXV estimated refrigerant flow rates This alert is set when refrigerant flow index is above expected levels and subcool is low This alert will clear on sleep Thermal performance may be degraded
Affected Tesla Models
What You May Notice
- Vehicle Controller Front alert: Discrepancy between compressor and EXV estimated refrigerant flow rates This alert is set when refrigerant flow index is
- 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-A466 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.