MyTeslaMate
VCLEFT1 family

VCLEFT1_a135_NvUv

Not Available

What does the VCLEFT1_a135_NvUv alert mean?

Motor negative lead voltage is lower than expected while active

What you'll see in your Tesla

  • Not Available

What triggers it

The negative lead voltage measurement is lower than expected. The expected value is the lower of 16.5 volts, or the estimated PWM voltage.

When it clears

Caliper state machine exits csmState CSM_FAULT

Potential impact

Caliper motor or harness may be damaged

Affected models

Cybertruck

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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.