Is IBST_D126 the same as IBST-D126?

Yes. IBST_D126, IBST D126, and IBST-D126 are alternate spellings of the same Tesla alert code. Also written as: IBST-D126, IBST_D126, IBST D126, IBST_d126_ptsEeReadEmpty, ibst_d126_ptseereadempty.

What should I check for IBST-D126?

1. Reboot the vehicle 2. Monitor over the next few drives 3. Schedule service if the alert reappears

Is it safe to drive with IBST-D126?

🟢 Record the code and follow the vehicle display or OEM guidance if it appears again.

TESLA Diagnostic

IBST-D126

IBST_d126_ptsEeReadEmpty

Also written as IBST_D126 / IBST D126 / IBST_d126_ptsEeReadEmpty / ibst_d126_ptseereadempty

System

IBST

Integrated Brake System

Type

Diagnostic

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-D126 mean?

Tesla diagnostic code in the Integrated Brake System (IBST) module. At least one of the following items for the pedal travel sensor (PTS) are empty: PTS1_Calib_mm_Value PTS2_Calib_mm_Value

Original Description

At least one of the following items for the pedal travel sensor (PTS) are empty: PTS1_Calib_mm_Value PTS2_Calib_mm_Value

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

Integrated Brake System alert: At least one of the following items for the pedal travel sensor (PTS) are empty: PTS1_Calib_mm_Value PTS2_Calib_mm_Value
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-D126 is a diagnostic or informational code in the Integrated Brake System system. Typically no immediate action is required.

Other IBST Codes

IBST_a001 IBST_a002 IBST_a003 IBST_a004 IBST_a005 IBST_a006 Tesla alert code in the Integrated Brake System (IBST) modul... IBST_a007 IBST_a008

View all IBST codes →