DCDC family
DCDC_w004_biasFault
Vehicle may shut down unexpectedly
What does the DCDC_w004_biasFault alert mean?
DCDC_w004_biasFault
What you'll see in your Tesla
- Vehicle may shut down unexpectedly
- Service is required
Affected models
Model S 2012-2020
Model X 2015-2020
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.