MyTeslaMate
DI family

DI_f139_rearUnitDisabled

Rear motor disabled - OK to drive

What does the DI_f139_rearUnitDisabled alert mean?

Drive Inverter Fault: Rear drive unit disabled

What you'll see in your Tesla

  • Rear motor disabled - OK to drive
  • Vehicle speed and 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.