2023 Mercedes-Benz EQB 300 4MATIC
Not enough comparison years on file yet for a fair verdict.
This verdict reflects complaint volume compared to this model's typical year. Recalls and safety issues below apply regardless of the verdict — always check them.
COMPLAINTS PER YEAR
View as data table
| Year | Complaints |
|---|---|
| 2022 | 8 |
| 2023 | 53 |
| 2024 | 6 |
| 2025 | 2 |
KNOWN PROBLEM AREAS
Percentages can add to more than 100% -- a complaint can name more than one system.
72% of complaints: electrical system — 38 distinct reports on file, most commonly citing software and 12v/24v/48v battery.
Show complaint excerpts
There is a recall associated with this model that causes catastrophic stoppage without any ability to drive. My vehicle VIN does not have a recall according to your site. Despite this, my vehicle catastrophically stopped multiple times.
NHTSA ODI report, 20260719
Also filed under FUEL/PROPULSION SYSTEM and ENGINE
The contact owns a 2023 Mercedes-Benz EQB 300 4Matic. The contact received notification of NHTSA Campaign Number: 26V073000 (Electrical System); however, the part to do the recall repair was not yet available. The dealer was contacted.
NHTSA ODI report, 20260715
17% of complaints: fuel/propulsion system — 9 distinct reports on file.
11% of complaints: engine — 6 distinct reports on file.
9% of complaints: power train — 5 distinct reports on file.
Show complaint excerpts
The affected component is the high-voltage traction battery and related battery management and bus-bar connection systems. My vehicle is available for inspection upon request.
NHTSA ODI report, 20260827
Also filed under UNKNOWN OR OTHER
6% of complaints: forward collision avoidance — 3 distinct reports on file, most commonly citing automatic emergency braking.
SAFETY TIMELINE
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2025 EQB 250, EQB 300 4MATIC, and EQB 350 4MATIC electric vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Remedy: Owners are advised to only charge their vehicles to a maximum of 80% battery capacity until the repair has been completed. Dealers will update the battery management system software, free of charge.
Campaign 25V050000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 EQB 350 4MATIC, and EQB 300 4MATIC vehicles.
Remedy: Owners are advised to park outside until the recall repair is complete. Dealers will inspect and replace the high-voltage battery as necessary, free of charge.
Campaign 25V487000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023 EQB 250, 2022-2023 EQB 300 4MATIC, and EQB 350 4MATIC vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Remedy: Owners are advised to only charge their vehicles to a maximum of 80% battery capacity until the repair has been completed. Vehicles previously repaired under Recall 25V050 will need to be repaired again.
Campaign 25V894000 — check if this car was fixed
Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2023-2024 EQB 250+, 2022-2024 EQB 300 4MATIC, and EQB 350 4MATIC vehicles. The high voltage battery may fail internally and lead to a vehicle fire while parked or driving.
Remedy: Owners are advised to park outside and away from structures until the recall repair is complete. Also, owners are advised to only charge their vehicles to a maximum of 80% battery capacity until the remedy has been completed.
Campaign 26V073000 — check if this car was fixed
BUY-SMART CHECKLIST
2023 Mercedes-Benz EQB 300 4MATIC — pre-purchase inspection
- Test/inspect for electrical system issues (38 reports on file for this year).
- Test/inspect for fuel/propulsion system issues (9 reports on file for this year).
- Test/inspect for engine issues (6 reports on file for this year).
- Verify recall 26V073000 (electrical system) has been completed.
- Verify recall 25V050000 (electrical system) has been completed.
- Verify recall 25V487000 (electrical system) has been completed.
- Verify recall 25V894000 (electrical system) has been completed.
FAQ
Is the 2023 Mercedes-Benz EQB 300 4MATIC reliable?
There isn't enough NHTSA complaint data on file yet to give this model year a verdict.
What are the most common problems with the 2023 Mercedes-Benz EQB 300 4MATIC?
The most-reported component is electrical system, accounting for 72% of complaints on file.
How many recalls does the 2023 Mercedes-Benz EQB 300 4MATIC have?
4 recalls on file for this model year.
Data updated 2026-09-16 · Complaints are unverified owner reports filed with NHTSA, not independently verified defects. Methodology.