IBST_a045_WdhAsicWdErrorCntStuck

iBooster (IBST) detected watchdog on Application-Specific Integrated Circuit (ASIC) does not react on incorrect trigger pattern.

Live incidence rate

<0.01% (Extremely rare)

Vehicle messages

Power braking assist reduced
Braking may require increased effort

Impact

IBST may not operate as expected.

Description

iBooster (IBST) detected watchdog on Application-Specific Integrated Circuit (ASIC) does not react on incorrect trigger pattern.

Cause

IBST detects watchdog on ASIC does not react on incorrect trigger pattern.

Clear condition

iBooster can not recover from this condition. iBooster replacement may be required.

Models

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

Visibility

customer, service-fix

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