ESP-D126
ESP_d126_rcmWrongSensorConfig
Also written as ESP_D126 / ESP D126 / ESP_d126_rcmWrongSensorConfig / esp_d126_rcmwrongsensorconfig
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 ESP-D126 mean?
Tesla diagnostic code in the Electronic Stability Program (ESP) module. This alert indicates there is an incorrect sensor cluster configuration. Either both sensor clusters from the air bag and MM8 are detected or both are missing.
Original Description
This alert indicates there is an incorrect sensor cluster configuration. Either both sensor clusters from the air bag and MM8 are detected or both are missing.
Affected Tesla Models
What You May Notice
- ESP-D126 may appear with another Tesla alert in the Electronic Stability Program (ESP) system.
- The vehicle may limit charging, driving, comfort, or safety features depending on the active alerts.
- The alert may clear after sleep, but recurring alerts should be treated as service-relevant.
How to Diagnose and Resolve
- 1 Reboot the vehicle by holding both scroll wheels
- 2 Check for available OTA software updates
- 3 If alert persists after reboot, schedule a service appointment
Severity Notes
ESP-D126 is a diagnostic or informational code in the Electronic Stability Program system. Typically no immediate action is required.