MyTeslaMate
VCFRONT family

VCFRONT_a054_compressorLowFlowUserFacing

Cabin climate control system requires service

What does the VCFRONT_a054_compressorLowFlowUserFacing alert mean?

The front vehicle controller (VCFRONT) detected that the compressor delivered much less refrigerant flow than nominal, and discharge temperature was abnormally high.

What you'll see in your Tesla

  • Cabin climate control system requires service
  • Cabin heating / cooling limited or unavailable

What triggers it

VCFRONT detects that refrigerant flow delivered by compressor is abnormally low, and discharge temperature is abnormally high.

When it clears

The alert will clear once the vehicle wakes from Sleep mode.

Potential impact

The thermal system may not perform as expected, and the compressor may experience loss of electrical isolation due to debris.

Affected models

Model 3 2017-2023 Model 3 2024+ Model S 2021+ Model X 2021+ Model Y Model Y 2025+

Track your Tesla's alerts automatically

Alerts like this reach MyTeslaMate through your car's Tesla telemetry API. MyTeslaMate logs every alert your Tesla reports and turns it into readable history and real-time notifications — hosted TeslaMate with no server to run.