NHTSA recall 23V309000
High-Voltage Battery Software Error/FMVSS 305
- Vehicles affected
- 3,828
- Completion rate
- 95.43%
- Remedy
- Dealer visit
- Component
- ELECTRICAL SYSTEM
Description
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."
Issue
A high-voltage battery monitoring system that does not alert the driver of a battery malfunction may increase the risk of an injury.
Consequence Summary
A high-voltage battery monitoring system that does not alert the driver of a battery malfunction may increase the risk of an injury.
Corrective Action
Dealers will update the battery management system software, free of charge. Owner notification letters were mailed beginning August 18, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023070013.
Internal ID: 23V309000 · Updated October 15, 2026
