MyTeslaMate
DIF family

DIF_a108_stateTrans

PULL OVER SAFELY

What does the DIF_a108_stateTrans alert mean?

The Drive Unit is not able to transition to Drive state. There may be a condition preventing the Drive Unit from transitioning states.

What you'll see in your Tesla

  • PULL OVER SAFELY
  • Exiting and re-entering vehicle may restore operation

What triggers it

The Drive Unit is not able to transition to Drive state. There may be a condition preventing the Drive Unit from transitioning states.

When it clears

Beginning a new drive cycle may clear the alert.

Potential impact

The Drive Unit may not function as expected, including a reduction in vehicle power. The vehicle's drive cycle may not function as expected, or at all.

Affected models

Cybertruck Model 3 2017-2023 Model 3 2024+ Model S 2021+ Model X 2021+ Model Y Model Y 2025+

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.