BMS-W117
BMS_w117_SW_Delta_SOC_Weak_ShortisclearorUI_dSocAlertEnable=0
Also written as BMS_W117 / BMS W117 / BMS_w117_SW_Delta_SOC_Weak_ShortisclearorUI_dSocAlertEnable=0 / bms_w117_sw_delta_soc_weak_shortisclearorui_dsocalertenable=0
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-W117 mean?
Tesla warning code in the Battery Management System (BMS) module. The target max brick voltage for charge is limited to the voltage corresponding to 50% SOC
Original Description
The target max brick voltage for charge is limited to the voltage corresponding to 50% SOC
Affected Tesla Models
What You May Notice
- Battery management warning: The target max brick voltage for charge is limited to the voltage corresponding to 50% SOC
- Charging speed may be limited or sessions interrupted early
- Reduced estimated range may appear on the touchscreen
How to Diagnose and Resolve
- 1 Perform a soft reboot: hold both scroll wheels until the screen restarts
- 2 Try a full charge cycle to recalibrate the BMS
- 3 If "The target max brick voltage for charge is limited" persists after reboot, schedule a Tesla Service appointment
- 4 Avoid DC fast charging until the issue is resolved
Severity Notes
BMS-W117 is a Warning in the Battery Management System system. Schedule service soon. Monitor your vehicle for additional warnings.