MyTeslaMate
ESP family

ESP_a003_outletValvesFault

ABS (anti-lock braking system) disabled

What does the ESP_a003_outletValvesFault alert mean?

Internal electronic fault detected on outlet valves.

What you'll see in your Tesla

  • ABS (anti-lock braking system) disabled
  • Drive with caution

What triggers it

The unit has detected an internal fault in the outlet valves

When it clears

Escalate issue to confirm need for replacement

Potential impact

ABS/TC/VDC disabled

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.