TESLA Alert
IBST-A077
IBST_a077_runOutMotorSaturated
What does IBST-A077 mean?
Tesla alert code in the Integrated Brake System (IBST) module. FW set if motor saturated RunOut pressure not reached Monitoring of VPRE U5V over- and undervoltage bits. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit.
Original Description
FW set if motor saturated RunOut pressure not reached Monitoring of VPRE U5V over- and undervoltage bits. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit.
Severity Notes
IBST-A077 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 →