IBST-A037
IBST_a037_ecuWdSContinuousError
Also written as IBST_A037 / IBST A037 / IBST_a037_ecuWdSContinuousError / ibst_a037_ecuwdscontinuouserror
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-A037 mean?
Tesla alert code in the Integrated Brake System (IBST) module. Watchdog status of system IC deviates from the expected one. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. Scl: ESPiB1_pEstMax Invalid Value
Original Description
Watchdog status of system IC deviates from the expected one. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit. Scl: ESPiB1_pEstMax Invalid Value
Affected Tesla Models
What You May Notice
- Integrated Brake System alert: Watchdog status of system IC deviates from the expected one. ECU internal fault, check wiring to the unit and/or re-flas
- 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-A037 is an Alert in the Integrated Brake System system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.