VCFRONT family
VCFRONT_a236_batTempSnsIrrational
Not Available
What does the VCFRONT_a236_batTempSnsIrrational alert mean?
The front vehicle controller (VCFRONT) detects the battery coolant temperature sensor is reporting an incorrect value.
What you'll see in your Tesla
- Not Available
What triggers it
There is an irrational difference between the battery coolant temperature sensor value and the battery temperature sensor value.
When it clears
The difference between the battery coolant temperature sensor value and the battery temperature sensor value is nominal.
Potential impact
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+
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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.