2022 Mercedes-Benz EQB 350 4MATIC problems, complaints & recalls

Updated from NHTSA data · How we count

Owners have filed 10 complaints with NHTSA about the 2022 Mercedes-Benz EQB 350 4MATIC, most often about electrical system. There are 6 recalls for this model year.

Complaints
10
Recalls
6
Crashes
0
Fires
0
Injuries
0
Median mileage
81,304 mi
at time of problem

Safety warning: at least one recall for this vehicle tells owners to park outside until it is repaired. Check your VIN at nhtsa.gov/recalls.

Key facts

  • Electrical System is the most-reported problem area, named in 8 of 10 complaints (80%).
  • Fuel, Hybrid & EV Propulsion (2) and transmission & drivetrain (1) follow.
  • Half of the complaints that list mileage happened before 81,304 mi.
  • The 2022 Mercedes-Benz EQB 350 4MATIC has 6 recalls on file.

2022 Mercedes-Benz EQB 350 4MATIC problems by category

  • Electrical System
    8 complaints
  • Other / Unknown
    3 complaints
  • Fuel, Hybrid & EV Propulsion
    2 complaints
  • Transmission & Drivetrain
    1 complaints
  • Engine
    1 complaints

A complaint can mention more than one problem area, so categories add up to more than the total.

Most-reported components

Component (as filed with NHTSA)Complaints
Electrical system8
Unknown or other3
Fuel/propulsion system2
Engine1
Power train1

When problems happen (mileage)

Under 10k10k–30k30k–60k160k–100k100k–150k150k+
Mileage at the time of the problem, for 2022 Mercedes-Benz EQB 350 4MATIC complaints that list mileage.

2022 Mercedes-Benz EQB 350 4MATIC recalls (6)

  • Recall 26V073000Feb 6, 202611,895 vehiclesPark outside
    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.

    Risk: A vehicle fire while parked or driving can increase the risk of injury.

    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. Dealers will replace the high voltage battery, free of charge. Interim letters, notifying owners of the safety risk, were mailed March 13, 2026. Additional letters will be sent once the final remedy is available. This recall replaces recalls 25V050 and 25V894. Vehicles previously repaired under recall 25V050 or 25V894 will need to have the new remedy completed. Owners may contact MBUSA customer service at 1-800-367-6372. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov beginning February 13, 2026.

  • Recall 25V894000Dec 19, 2025169 vehiclesPark outside
    ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY

    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.

    Risk: A vehicle fire while parked or driving can increase the risk of injury.

    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. Dealers will update the battery management system software, free of charge. Owner notification letters were mailed February 6, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025120005. Vehicle Identification Numbers (VINs) involved in this recall will be searchable on NHTSA.gov on December 23, 2025.

  • Recall 25V487000Jul 25, 2025660 vehiclesPark outside
    ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022-2023 EQB 350 4MATIC, and EQB 300 4MATIC vehicles. The bus bar in the high voltage battery may be secured with incorrect screws, which can cause the system to have a sudden loss of drive power without warning.

    Risk: A loss of drive power increases the risk of a crash.

    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. This will be a phased campaign, with the remedy becoming available in different phases based on model and model years. Owner notification letters were mailed January 9, 2026. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025080004.

  • Recall 25V050000Feb 7, 202512,236 vehiclesPark outside
    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.

    Risk: A vehicle fire while parked or driving can increase the risk of injury.

    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. Owner notification letters were mailed on May 22, 2025. This is a phased recall. Phase 1 owner letters were mailed on May 22, 2025. Phase 2 owner letters were mailed on October 31, 2025 and Phase 3 owner letters were mailed on December 12, 2025. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2025040005.

  • Recall 24V331000May 10, 2024283 vehicles
    ELECTRICAL SYSTEM:PROPULSION SYSTEM · POWER TRAIN

    Mercedes-Benz USA, LLC (MBUSA) is recalling certain 2022 EQB 300 and EQB 350 vehicles. The welded spur gear within the front axle electric drivetrain may not have been welded properly. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 114, "Theft Protection."

    Risk: An improperly welded spur gear can fail and result in a vehicle rollaway, increasing the risk of a crash.

    Remedy: Dealers will replace the front axle electric drivetrain, free of charge. Owner notification letters were mailed on August 9, 2024. Owners may contact MBUSA at 1-800-367-6372. MBUSA's number for this recall is 2024060007.

  • Recall 23V677000Oct 6, 20231 vehicles
    CHILD SEAT:VEHICLE TETHER ANCHOR

    Mercedes-Benz USA, LLC (MBUSA) is recalling one 2022 EQB 350 vehicle. Incorrect child seat anchor covers may have been installed on the second-row seat. As such, this vehicle fails to comply with the requirements of Federal Motor Vehicle Safety Standard number 225, "Child Restraint Anchorage Systems."

    Risk: Incorrect child seat anchor covers may result in a child restraint system being installed incorrectly, increasing the risk of injury.

    Remedy: Dealers will replace the child seat anchor covers, free of charge. An owner notification letter was mailed November 10, 2023. Owners may contact MBUSA customer service at 1-800-367-6372. MBUSA's number for this recall is 2023100011.

Recent 2022 Mercedes-Benz EQB 350 4MATIC complaints

Excerpts of the newest owner complaints, lightly cleaned of personal details. Complaints are unverified owner reports.

  1. Filed Sep 23, 2026COOther / Unknown
    I own a 2022 Mercedes-Benz EQB 350 4MATIC, which is subject to NHTSA Recall 26V073 / Mercedes-Benz Campaign [phone removed] concerning the high-voltage battery. I am filing this complaint because the vehicle remains subject to a known fire-risk defect for which the required recall remedy is unavailable, and Mercedes-Benz USA has been unable to provide a definite repair date. Full details are included as an attachment to this submission
    NHTSA complaint #11766366 · source
  2. Filed Aug 25, 2026VAElectrical SystemEngineFuel, Hybrid & EV Propulsion
    My 2022 Mercedes-Benz EQB 350 4MATIC (VIN [XXX]) is subject to NHTSA Recall 26V073 / MBUSA campaign [phone removed] for a high-voltage battery defect that may cause a thermal event/fire while parked or driving. Mercedes-Benz has determined that the permanent remedy requires replacement of the high-voltage battery, but MBUSA has confirmed that a replacement battery is not currently available for my VIN and has provided no firm repair date. Pending repair, Mercedes instructs…
    NHTSA complaint #11759519 · source
  3. Filed Jul 23, 202681,304 miCAElectrical System
    The contact owns a 2022 Mercedes-Benz EQB350 4MATIC. The contact received notification of NHTSA Campaign Number: 26V073000 (Electrical System). The contact stated that while the vehicle was parked, the vehicle failed to start for approximately five minutes. The contact stated that while driving at an undisclosed speed, the battery was at 80 percent and then fell to 50 percent extremely quickly. While charging the battery, the battery failed to fully charge. The message…
    NHTSA complaint #11752480 · source
  4. Filed Jul 6, 2026VAElectrical SystemOther / Unknown
    PRIORITY COMPLAINT: MANUFACTURER RECALL OBSTRUCTION & COERCIVE SAFETY WAIVER INDUCEMENT. My vehicle is actively subject to NHTSA Campaign 26V073 for a severe high-voltage battery defect causing an immediate fire hazard while parked or operating. Because the manufacturer has no immediate remedy available, I filed an administrative buyback request due to the extreme danger of driving the car. Mercedes-Benz USA (MBUSA) has formally blocked my safety relief by deceptively citing…
    NHTSA complaint #11748664 · source
  5. Filed Jun 17, 2026NJElectrical System
    The contact owns a 2022 Mercedes-Benz EQB350 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 local dealer was contacted and provided a loaner vehicle. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was not made aware of the issue. The contact had not experienced a failure.
    NHTSA complaint #11744726 · source
  6. Filed May 8, 2026VAElectrical System
    The contact owns a 2022 Mercedes-Benz EQB 350. 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 and then later taken to the dealer. The vehicle was not diagnosed or repaired. The dealer confirmed that the remedy parts were not yet available. The manufacturer was made aware of the issue and referred the contact to the dealer for further…
    NHTSA complaint #11736651 · source
  7. Filed Apr 17, 2026AZElectrical System
    The contact owns a 2022 Mercedes-Benz EQB 350 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. The contact stated that the vehicle was unsafe to drive, even though the manufacturer had not instructed vehicle owners to stop driving the vehicle. The contact stated that the manufacturer had exceeded a reasonable amount of time for the…
    NHTSA complaint #11731916 · source
  8. Filed Apr 9, 2026FLElectrical SystemFuel, Hybrid & EV PropulsionTransmission & Drivetrain
    The vehicle is subject to Safety Recall 26V073 (High-Voltage Battery Fire Risk). Since March 2023, at 6,177 miles, the vehicle has experienced recurring powertrain and battery malfunctions. Despite 11 total service visits and 8 specific attempts to repair the battery management system and powertrain modules, the defect remains unresolved. The vehicle currently displays sudden red dashboard warnings stating "Engine will not restart" and "Malfunction" while driving at highway…
    NHTSA complaint #11730230 · source

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Source: U.S. National Highway Traffic Safety Administration (NHTSA) Office of Defects Investigation public data, as of Oct 10, 2026. Complaints are submitted by owners and are not verified by NHTSA or by us; a complaint does not prove a defect exists. View this vehicle on NHTSA.gov Methodology