TESLA Unknown

BMS-U018

BMS_u018_SOC_Imbalance_Limiting

System
BMS
Battery Management System
Type
Unknown
Category
Battery
Severity
Diagnostic / Info

What does BMS-U018 mean?

Tesla unknown code in the Battery Management System (BMS) module. Internal condition to HV battery requiring limiting max allowed brick voltage. This alert was formerly named BMS_u018_Max_Charge_Limited in firmware versions prior to develop/2020.32. If BMS_u018_Max_Charge_Limited appears on the vehicle or in the logs, update the vehicle firmware to the current version.

Original Description

Internal condition to HV battery requiring limiting max allowed brick voltage. This alert was formerly named BMS_u018_Max_Charge_Limited in firmware versions prior to develop/2020.32. If BMS_u018_Max_Charge_Limited appears on the vehicle or in the logs, update the vehicle firmware to the current version.

Severity Notes

BMS-U018 is a diagnostic or informational code in the Battery Management System system. Typically no immediate action is required.

Other BMS Codes

BMS_a001 BMS_a002 The Gateway packPerformanceDeviation config does not match t... BMS_a003 BMS was unable to read a pack birth date from the calibratio... BMS_a004 The pack hot seal test has not completed in the lifetime of ... BMS_a007 Charge rate is limited until cell temperatures increase... BMS_a016 The module IDs do not match the pack type set by the config ... BMS_a017 BMS_a018
View all BMS codes →