IBST-D111
IBST_d111_micIntVoltMonFld
Also written as IBST_D111 / IBST D111 / IBST_d111_micIntVoltMonFld / ibst_d111_micintvoltmonfld
Why does the exact Tesla alert ID matter?
Record the exact alert ID, including underscores, suffixes, and companion alerts. Tesla alerts that look similar can point to different modules, timestamps, and service procedures.
What does IBST-D111 mean?
Tesla diagnostic code in the Integrated Brake System (IBST) module. The application-specific integrated circuit (ASIC) internal voltage comparator (1.5 V / 3V / 5V) is inoperative. The ASIC internal voltage comparator test checks whether the comparator detects undervoltage or overvoltage properly. If the test fails, the failure is logged.?
Original Description
The application-specific integrated circuit (ASIC) internal voltage comparator (1.5 V / 3V / 5V) is inoperative. The ASIC internal voltage comparator test checks whether the comparator detects undervoltage or overvoltage properly. If the test fails, the failure is logged.?
Affected Tesla Models
What You May Notice
- Integrated Brake System alert: The application-specific integrated circuit (ASIC) internal voltage comparator (1.5 V / 3V / 5V) is inoperative. The ASI
- No noticeable change in braking performance under normal driving
How to Diagnose and Resolve
- 1 Reboot the vehicle
- 2 Monitor over the next few drives
- 3 Schedule service if the alert reappears
Severity Notes
IBST-D111 is a diagnostic or informational code in the Integrated Brake System system. Typically no immediate action is required.