NHTSA campaign 23V309000 · Manufacturer campaign 2023070013
Mercedes Benz Recall 23V-309: High-Voltage Battery Software Error/FMVSS 305
NHTSA recall 23V309000 (Manufacturer campaign 2023070013) was reported by Mercedes-Benz USA, LLC on May 2, 2023, with 3,828 vehicles potentially affected (per NHTSA). NHTSA's record lists the Mercedes Benz EQS 450, Mercedes Benz EQS 580, Mercedes Benz AMG EQS 53 and more for model years 2022–2023. Owners were notified on August 18, 2023, per NHTSA.
Updated daily from NHTSA's recall files
Is my vehicle included?
This page lists, by model year, the vehicles NHTSA's recall record names for campaign 23V309000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.
To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.
Mercedes Benz VIN check: decode a VIN to see its year, make and model.
Key facts
- NHTSA campaign
- 23V309000 (also written 23V-309 or 23V309)
- Filed by
- Mercedes-Benz USA, LLC
- Manufacturer campaign number
- 2023070013
- Report received
- Potentially affected
- 3,828 vehicles (per NHTSA)
- Component
- Electrical System — Propulsion System — Traction Battery Thermal — Management — Software
- Owners notified
- Safety standard
- FMVSS 305
Repair completion: 95.43% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)
NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.
Vehicles listed for this recall
NHTSA's recall record lists these vehicles for recall 23V309000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.
NHTSA's recall notice
As NHTSA's recall record states it for campaign 23V309000.
Defect 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."
Safety consequence
A high-voltage battery monitoring system that does not alert the driver of a battery malfunction may increase the risk of an injury.
Manufacturer 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.
Sources
Official NHTSA notice for recall 23V309000
Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.