VCFRONT_a193_mcuAudioRetry

The vehicle controller detects the Media Control Unit (MCU) audio eFuse experienced a trip due to inrush current. While the vehicle controller attempts to provide power by reseting the MCU audio eFuse, a loss of audio may occur.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

None displayed

Impact

The audio may be unavailable or may cut out periodically.

Description

The vehicle controller detects the Media Control Unit (MCU) audio eFuse experienced a trip due to inrush current. While the vehicle controller attempts to provide power by reseting the MCU audio eFuse, a loss of audio may occur.

Cause

The MCU eFuse experiences a false trip while the vehicle transitions into the CONDITIONING, ACCESSORY, or DRIVE vehicle power states.

Clear condition

Clears automatically.

Models

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.