VCLEFT family
VCLEFT_a171_12vUv
Not Available
What does the VCLEFT_a171_12vUv alert mean?
The battery voltage measurement, nominally 12 volts, was lower than expected.
What you'll see in your Tesla
- Not Available
What triggers it
The vbat voltage measurement, is lower than 6.0 volts. If the measurement is lower than 0.25 volts, we do not set this alert, as this would indicated the switch supply is disabled.
When it clears
Caliper state machine exits csmState CSM_FAULT
Potential impact
12V Battery or low voltage systems may be damaged
Affected models
Cybertruck
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.