BMS-A132
BMS_a132_HW_BMB_OTP_Uncorrctbl
Also written as BMS_A132 / BMS A132 / BMS_a132_HW_BMB_OTP_Uncorrctbl / bms_a132_hw_bmb_otp_uncorrctbl
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-A132 mean?
Tesla alert code in the Battery Management System (BMS) module. BMS sees invalid data in the OTP (one-time programmable) memory of a Batman Indicates unusual high frequency component in pack current.
Original Description
BMS sees invalid data in the OTP (one-time programmable) memory of a Batman Indicates unusual high frequency component in pack current.
Affected Tesla Models
What You May Notice
- BMS-A132 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-A132 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.