MyTeslaMate
DI family

DI_a009_rearRightUnitDisabled

Rear right motor disabled - OK to drive

What does the DI_a009_rearRightUnitDisabled alert mean?

The drive inverter (DI) electronic control unit (ECU) is unable to command a unit torque request to the rear right drive inverter (DIRER) ECU because the rear right drive unit is disabled. This alert is set in addition to one or more DIRER alert(s) indicating the reason why the rear right drive unit is disabled.

What you'll see in your Tesla

  • Rear right motor disabled - OK to drive
  • Vehicle power may be limited

What triggers it

At least one additional alert is present indicating the rear right drive unit is disabled. Alert log signal data should provide more information on the specific condition(s) detected.

When it clears

Additional alert(s) indicating the rear right drive unit is disabled clear.

Potential impact

The rear right drive unit may be disabled, which may prevent torque or power from being produced on the rear wheels.

Affected models

Cybertruck Model S 2021+ Model X 2021+

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.