iBooster (IBST) Built-In Self-Test (BIST) did not electrically switch off after too many received and incorrect BIST commands.
<0.01% (Extremely rare)
Power braking assist reduced
Braking may require increased effort
IBST may not operate as expected.
iBooster (IBST) Built-In Self-Test (BIST) did not electrically switch off after too many received and incorrect BIST commands.
IBST detects BIST did not electricallt switch off after too many incorrect BIST commands.
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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