IBST-D128
IBST_d128_ecuAdcSelftestErr
Also written as IBST_D128 / IBST D128 / IBST_d128_ecuAdcSelftestErr / ibst_d128_ecuadcselftesterr
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-D128 mean?
Tesla diagnostic code in the Integrated Brake System (IBST) module. This is an analog to digital converter (ADC) self-test error. There is an electronic control unit (ECU) internal line interruption at the ADC-Pin.
Original Description
This is an analog to digital converter (ADC) self-test error. There is an electronic control unit (ECU) internal line interruption at the ADC-Pin.
Affected Tesla Models
What You May Notice
- Integrated Brake System alert: This is an analog to digital converter (ADC) self-test error. There is an electronic control unit (ECU) internal line in
- 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-D128 is a diagnostic or informational code in the Integrated Brake System system. Typically no immediate action is required.