IBST_a099 — Bridge Switch Init Error
Full alert identifier: IBST_a099_bridgeSwitchInitError
Message shown in the car
Power braking assist reduced Braking may require increased effort
Alert description
iBooster (IBST) detected a failure in the metal-oxide-semiconductor field-effect transistor (MOSFET) bridge driver supply switch.
Potential impact
IBST may not operate as expected.
Set condition
IBST detects a failure in MOSFET bridge driver supply switch.
Clear condition
iBooster can not recover from this condition. iBooster replacement may be required.
Check other alerts
With Service Mode Plus enabled, open Service Alerts → All. Review the other alerts for clues to the cause of IBST_a099.