VCLEFT family
VCLEFT_a201_prechargeFailed
Not Available
What does the VCLEFT_a201_prechargeFailed alert mean?
The Left Vehicle Controller (VCLEFT) precharge circuit did not raise the voltage to the target voltage in the expected amount of time.
What you'll see in your Tesla
- Not Available
What triggers it
The load voltage does not meet the power source voltage in the expected amount of time.
When it clears
The desired power feed is no longer requested or VCLEFT is reset.
Potential impact
The load being precharged may not turn on. Vehicle functions relying on the load being precharged may not operate as expected.
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.