MyTeslaMate
BMS family

BMS_u001_DisChg_While_Charging

Insufficient wall charging power source

What does the BMS_u001_DisChg_While_Charging alert mean?

The battery management system (BMS) has detected that the high voltage (HV) battery is not charging.

What you'll see in your Tesla

  • Insufficient wall charging power source
  • Battery charge level will not increase

What triggers it

The BMS detects that the power source is too weak, or the battery is heating or cooling.

When it clears

The BMS detects that the condition clears.

Potential impact

Battery charge level may not increase.

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.