IBST-A152
IBST_a152_PSCVoltageImplausible
Also written as IBST_A152 / IBST A152 / IBST_a152_PSCVoltageImplausible / ibst_a152_pscvoltageimplausible
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-A152 mean?
Tesla alert code in the Integrated Brake System (IBST) module. Depending on the motor current and speed the actual voltage is not plausible Offset Current 2 out of range low. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit.
Original Description
Depending on the motor current and speed the actual voltage is not plausible Offset Current 2 out of range low. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit.
Affected Tesla Models
What You May Notice
- Integrated Brake System alert: Depending on the motor current and speed the actual voltage is not plausible Offset Current 2 out of range low. ECU inte
- 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-A152 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.