Mercedes-Benz USA, LLC: High-Voltage Battery Software Error

NHTSA Campaign Number: 23V309000

Manufacturer Mercedes-Benz USA, LLC

Components ELECTRICAL SYSTEM

Potential Number of Units Affected 3,823

Summary

Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 EQE 350, S580e, 2022-2023 EQS 450, EQS 580, 2022 AMG EQS 53, and EQS 450+ vehicles. The high-voltage battery monitoring system software may not alert the driver of a battery malfunction. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 305, “Electric-powered vehicles: Electrolyte Spillage and Electrical Shock Protection.”

Remedy

Dealers will update the battery management system software, free of charge. Owner notification letters are expected to be mailed June 27, 2023. Owners may contact MBUSA customer service at 1-800-367-6372.

more to read