MyTeslaMate
APP family

APP_w357_ddawSystemFault

Not Available

What does the APP_w357_ddawSystemFault alert mean?

The Autopilot electronic control unit (ECU) detects a condition affecting functionality of the driver drowsiness and attention warning (DDAW) system(s).

What you'll see in your Tesla

  • Not Available

What triggers it

The Autopilot ECU detects the driver drowsiness and attention warning (DDAW) system(s) encountered an invalid condition for enabling DDAW.

When it clears

The Autopilot ECU detects no condition affecting functionality of the driver drowsiness and attention warning (DDAW) system(s).

Potential impact

Driver drowsiness and attention warning (DDAW) system(s) may be unavailable, or may not function as expected.

Affected models

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