IBST_a105 — Li PS Undervoltage
Full alert identifier: IBST_a105_LiPSUndervoltage
Message shown in the car
Power braking assist reduced Braking may require increased effort
Alert description
iBooster (IBST) detected linear position sensor 5V supply undervoltage caused by 12V undervoltage.
Potential impact
IBST may not operate as expected.
Set condition
IBST detected linear position sensor 5V supply undervoltage caused by 12V undervoltage.
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_a105.