IBST-A158
IBST_a158_DTSOffsHighSuspicious
Also written as IBST_A158 / IBST A158 / IBST_a158_DTSOffsHighSuspicious / ibst_a158_dtsoffshighsuspicious
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-A158 mean?
Tesla alert code in the Integrated Brake System (IBST) module. DTS off set is too high Suspicious replacement fault for NET overvoltage situation Linear Position Sensor Channel 1 Line shorted to ground The ASIC internal current reference is out of range. ECU internal fault, check wiring to the unit and/or re-flash. If problem continures after several power cycles, reolace unit.
Original Description
DTS off set is too high Suspicious replacement fault for NET overvoltage situation Linear Position Sensor Channel 1 Line shorted to ground The ASIC internal current reference is out of range. 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: DTS off set is too high Suspicious replacement fault for NET overvoltage situation Linear Position Sensor Channel 1 Line
- 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-A158 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.