Campaign 23V-309

High-voltage battery monitoring system software may not alert the driver of a battery malfunction

View NHTSA filingAll Mercedes-Benz campaigns
Defect 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."

Consequence

A high-voltage battery monitoring system that does not alert the driver of a battery malfunction may increase the risk of an injury.

Remedy

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.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 23V309000. Text as published by NHTSA.
Vehicles covered

8 product lines are covered

Owner complaints filed with NHTSA about electrical system on these vehicles: 17, of which 4 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 23V-309
MakeModelModel yearsComplaints on this component
Mercedes-BenzAMG EQS 5320220
Mercedes-BenzEQS 45020224
Mercedes-BenzEQS 450+20224
Mercedes-BenzEQS 58020222
Mercedes-BenzEQS45020232
Mercedes-BenzEQS58020231
Mercedes-BenzRedundant EQE 350 4MATIC20234
Mercedes-BenzS 580 E20230
Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.