Most common 2024 Mercedes-Benz EQB300 problems
Share of the 8 complaints; one complaint can involve more than one system. "~" is the median mileage when the problem started.
Mercedes-Benz EQB300 complaints by model year
2024 Mercedes-Benz EQB300 recalls (2)
Electrical system › Propulsion system › Traction battery
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…
Electrical system › Propulsion system › Traction battery
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.
What 2024 Mercedes-Benz EQB300 owners say
Electrical system
On [redacted] at [redacted], while I was slowly moving my car into a parking spot, the vehicle suddenly stopped for a brief moment and then, within a second, unexpectedly accelerated forward without any input from me. The car jumped onto the pathway and collided with the glass door of the property located at [redacted] ". I attempted to control the car using the brakes immediately, but the vehicle was not responding and remained out of control. There were no alert sounds or warnings before or during the incident. The vehicle finally stopped only after hitting the glass door. I strongly believe this was caused by a software or system bug, as the sudden acceleration occurred without my intervention. Please investigate this issue thoroughly, as it raises serious safety concerns.
I was driving very slowly down a residential side street and started to pull over to the right side to park behind a car. This parking spot was on a slight incline and the curb was made up of two slanted cobblestones. After I moved in to position within about 2 ft from the car in front of me, my car quickly accelerated and slammed in to it. While I did not notice it at the time, after noticing the nature of the damage to both cars, it appeared as though the car may have tried to swerve from the curb. I believe the front sensors detected there was something in the way and the car swerved left hitting the parked car in front of me. There were no warnings before the event and I did not notice the warnings on the dashboard when the car collided because I was too upset and got out quickly, but I definitely noticed that the dashboard was lit up. …
2024 Mercedes-Benz EQB300 engines & fuel economy
| Engine | Transmission | Drive | MPG city / hwy / combined | Range |
|---|---|---|---|---|
| Electric | Single-speed | AWD | 89 / 85 / 87 MPGe | 205 mi |
EPA ratings. Class: Small SUV.
Frequently asked questions
Is the 2024 Mercedes-Benz EQB300 a good car?
Based on 8 owner complaints filed with NHTSA, the 2024 EQB300 rates average: about as many complaints as a typical year of the EQB300 at the same age. Complaint counts don't account for sales volume or individual maintenance, so have any used car inspected before buying.
What is the most common problem with the 2024 Mercedes-Benz EQB300?
The electrical system — 5 complaints, 63% of all complaints for this model year. Next are the engine & cooling (2) and brakes (1).
How many recalls does the 2024 Mercedes-Benz EQB300 have?
There are 2 recalls for the 2024 Mercedes-Benz EQB300, the most recent from February 6, 2026 (traction battery). Recall repairs are free at any authorized dealer — check whether yours has been done with the VIN recall check.
Source: U.S. National Highway Traffic Safety Administration (NHTSA) — owner complaints through October 20, 2026, recalls and defect investigations; fuel economy from the EPA. Complaints are unverified reports and are not proof of a defect. How we rate model years.