MyTeslaMate
BMS family

BMS_u002_Ramp_Down_Active

Vehicle shutting down

What does the BMS_u002_Ramp_Down_Active alert mean?

The battery management system (BMS) has put the high voltage (HV) battery into ramp down.

What you'll see in your Tesla

  • Vehicle shutting down
  • PULL OVER SAFELY

What triggers it

The BMS detects a condition that requires the HV battery to enter ramp down.

When it clears

The BMS detects that the condition clears.

Potential impact

Inability to charge, drive, or support low voltage (LV) system

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.