TESLA Alert
IBST-A046
IBST_a046_WdhAsicWdErrorCntLimit
What does IBST-A046 mean?
Tesla alert code in the Integrated Brake System (IBST) module. Number of faulty watchdog trigger pattern too high. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. iBooster and Power Pack are mismatch
Original Description
Number of faulty watchdog trigger pattern too high. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. iBooster and Power Pack are mismatch
Severity Notes
IBST-A046 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.
Other IBST Codes
IBST_a001 IBST_a002 IBST_a003 IBST_a004 IBST_a005 IBST_a006 Startup safety test detected a failure of uC safety logic. E... IBST_a007 IBST_a008
View all IBST codes →