IBST_a004 — Flash Fault
Full alert identifier: IBST_a004_flashFault
Message shown in the car
Power braking assist reduced Braking may require increased effort
Alert description
iBooster (IBST) detects an incorrect checksum single error overflow preventing successful flash.
Potential impact
IBST may not operate as expected.
Set condition
IBST detects an incorrect checksum single error overflow preventing successful flash.
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_a004.