EFUSE family
EFUSE_w159_revBattFaulted
Not Available
What does the EFUSE_w159_revBattFaulted alert mean?
DCDC disabled due to faulty FETs on the vbat feed, preventing damage to 12 volt battery
What you'll see in your Tesla
- Not Available
Potential impact
12 volt battery will not be supported
Affected models
Model S 2012-2020
Model X 2015-2020
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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.