DIS family
DIS_f121_motorControlRegulation
Front motor disabled - OK to drive
What does the DIS_f121_motorControlRegulation alert mean?
Drive Inverter Slave Fault: Motor control is out of regulation
What you'll see in your Tesla
- Front motor disabled - OK to drive
- Vehicle power may be limited
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.