TESLA Diagnostic

IBST-D143

IBST_d143_pdmInternalHWErr

Also written as IBST_D143 / IBST D143 / IBST_d143_pdmInternalHWErr / ibst_d143_pdminternalhwerr

System
IBST
Integrated Brake System
Type
Diagnostic
Category
Chassis
Severity
Diagnostic / Info

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-D143 mean?

Tesla diagnostic code in the Integrated Brake System (IBST) module. There is a hardware (HW) error while accessing the persistent data on device. During the product data management (PDM) initialization on startup, failing electrically erasable programmable ROM (EEPROM) accesses to the data allocation table (DAT) lead to an abortion of the PDM initialization. This could indicate one of the following: EEPROM hardware malfunction or a temporary hardware access problem during PDM initialization.Electronic control unit (ECU) reprogramming with incompatible software. (In this case, IBST_d141_pdmFieldSizeMis? is also ?reported.)

Original Description

There is a hardware (HW) error while accessing the persistent data on device. During the product data management (PDM) initialization on startup, failing electrically erasable programmable ROM (EEPROM) accesses to the data allocation table (DAT) lead to an abortion of the PDM initialization. This could indicate one of the following: EEPROM hardware malfunction or a temporary hardware access problem during PDM initialization.Electronic control unit (ECU) reprogramming with incompatible software. (In this case, IBST_d141_pdmFieldSizeMis? is also ?reported.)

Affected Tesla Models

Model SModel XModel 3Model Y

What You May Notice

  • Integrated Brake System alert: There is a hardware (HW) error while accessing the persistent data on device. During the product data management (PDM) i
  • No noticeable change in braking performance under normal driving

How to Diagnose and Resolve

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

Severity Notes

IBST-D143 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 →