MyTeslaMate
DIRE1L family

DIRE1L_a059_heatsinkOT

Rear Axle 1 Left Motor Overheating

What does the DIRE1L_a059_heatsinkOT alert mean?

Drive Inverter Warning: Heatsink over temperature.

What you'll see in your Tesla

  • Rear Axle 1 Left Motor Overheating
  • PULL OVER IMMEDIATELY

What triggers it

Heatsink temperature (refer to heatsinkTemp) exceeds upper temperature threshold

When it clears

Heatsink temperature drops below upper temperature threshold

Potential impact

No direct impact. Could damage drive inverter if temperature is continuously too high.

Affected models

Semitruck

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.