BMS-A058
BMS_a058_SW_Bandolier_Model_Reset
Also written as BMS_A058 / BMS A058 / BMS_a058_SW_Bandolier_Model_Reset / bms_a058_sw_bandolier_model_reset
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 BMS-A058 mean?
Tesla alert code in the Battery Management System (BMS) module. The Bandolier Thermal Model was reset (re-initialized from thermistor measurments), either due to invalid input data, wake from sleep, or sanity check failure (a model temperature estimate diverged too far from the thermistor measurement).
Original Description
The Bandolier Thermal Model was reset (re-initialized from thermistor measurments), either due to invalid input data, wake from sleep, or sanity check failure (a model temperature estimate diverged too far from the thermistor measurement).
Affected Tesla Models
What You May Notice
- BMS-A058 may appear with another Tesla alert in the Battery Management System (BMS) 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 (hold both scroll wheels for 10 seconds)
- 2 Check the Tesla app for any pending software updates
- 3 Monitor the alert over 1–2 charge cycles; schedule service if it recurs
Severity Notes
BMS-A058 is an Alert in the Battery Management System system. Confirm the vehicle screen and Tesla app show no driving or charging restrictions, and schedule service if the alert returns.