IBST-A029
IBST_a029_ecuErrpinCounterFault
What does IBST-A029 mean?
Tesla alert code in the Integrated Brake System (IBST) module. Failure in system ASIC: Errorpin event not counted. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. Microcontroller safety logic has detected a failure. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. Failure word in case if write/Erase service is requested sporadically. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. HW failure which affects motor control is detected during motor test
Original Description
Failure in system ASIC: Errorpin event not counted. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. Microcontroller safety logic has detected a failure. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. Failure word in case if write/Erase service is requested sporadically. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. HW failure which affects motor control is detected during motor test
Severity Notes
IBST-A029 is an Alert in the Integrated Brake System system. It is generally safe to continue driving, but have it checked at your next scheduled service.