iBooster (IBST) detected a missing Built-In Self-Test (BIST) trigger did not electrically switch off as expected.
<0.01% (Extremely rare)
Power braking assist reduced
Braking may require increased effort
IBST may not operate as expected.
iBooster (IBST) detected a missing Built-In Self-Test (BIST) trigger did not electrically switch off as expected.
IBST detects BIST trigger did not switch off as expected.
iBooster can not recover from this condition. iBooster replacement may be required.
Cybertruck, Model 3 2017-2023, Model 3 2024+, Model S 2021+, Model X 2021+, Model Y, Model Y 2025+
customer, service-fix
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