VCRIGHT family
VCRIGHT_a194_cntctrPwrEFuseFault
Not Available
What does the VCRIGHT_a194_cntctrPwrEFuseFault alert mean?
The contactor power eFuse has tripped
What you'll see in your Tesla
- Not Available
What triggers it
Too much current detected by the contactor power high side driver
When it clears
Contactor power circuit Efuse is no longer tripped
Potential impact
Contactors will not close, car will not support 12V battery
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.