Alert Details

VCFRONT_a132_iBoosterEFuseTrip

Description

The front vehicle controller (VCFRONT) has opened the low voltage (LV) power feed circuit (eFuse) to the electromechanical brake booster (iBooster / IBST) controller, interrupting power supply to the iBooster (IBST).

Condition

VCFRONT detects the eFuse circuit gating low voltage (LV) power feed to iBooster as open (tripped).

Clear Condition

VCFRONT no longer detects the eFuse circuit gating low voltage (LV) power feed to iBooster as open (tripped) after a retry or sleep cycle, or the vehicle enters a state where the eFuse is expected to be open (off).

Potential Impact

Brake assist functionality may be limited.

Customer Facing Message 1

Not Available

Customer Facing Message 2

Not Available

Audiences

service-fix

Models

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