ESP_a104_hbcEnabled

ESP is providing hydraulic boost due to power brakes failure.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

Brake boost functionality degraded

Description

ESP is providing hydraulic boost due to power brakes failure.

Cause

ESP has lost communication with the iBooster, or iBooster has lost the ability to support brake boost

Clear condition

Check iBooster status and traffic on the PARTY and CHASSIS bus

Models

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

Visibility

service

Want to track your firmware alerts, trips and more?

Sign up for Tessie. Try it free for 14 days. Happiness guaranteed.