MyTeslaMate
VCFRONT family

VCFRONT_a142_exvMotorFault

Not Available

What does the VCFRONT_a142_exvMotorFault alert mean?

The front vehicle controller (VCFRONT) detects the chiller electronic expansion valve (EXV) motor driver is experiencing an electrical condition (short or disconnect).

What you'll see in your Tesla

  • Not Available

What triggers it

The chiller EXV motor driver is experiencing an electrical condition (short or disconnect).

When it clears

The chiller EXV motor driver no longer experiences an electrical condition (short or disconnect).

Potential impact

Cabin climate control system air conditioning may be limited or unavailable. Powertrain performance may be limited.

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.