ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
2023 Mercedes-Benz EQB 250+
Recalls, owner-reported complaints, investigations and safety data
Data refreshed
NHTSA has issued a “park outside” advisory affecting this model year.
Campaign 26V073000. Confirm whether your specific vehicle is covered using its VIN before acting on this.
Check your VIN on NHTSA.govOverview
Our database contains 28 NHTSA owner-reported complaints for the 2023 Mercedes-Benz EQB 250+, most frequently naming the electrical, engine and fuel system categories. 3 safety recalls have been issued covering this model year; and 147 manufacturer communications are on file.
Complaints are reports submitted by owners and drivers to NHTSA. They are not verified and do not establish that a defect exists.
Complaint activity over time
When owners filed reports about this model year
View as table
| Month | Complaints filed | Cumulative |
|---|---|---|
| Apr 2025 | 1 | 1 |
| May 2025 | 2 | 3 |
| Dec 2025 | 1 | 4 |
| Mar 2026 | 11 | 15 |
| Apr 2026 | 5 | 20 |
| May 2026 | 4 | 24 |
| Jun 2026 | 3 | 27 |
| Jul 2026 | 1 | 28 |
What owners report
Complaints grouped by the component NHTSA recorded
- Electrical2681.3%
- Engine39.4%
- Fuel system26.3%
- Interior & seats13.1%
Percentages are of component mentions. A single complaint can name more than one component, so these do not sum to the total complaint count.
Safety recalls
3 campaigns cover this model year
Recalls apply to specific vehicles, not to every vehicle of a model year. Check your VIN with NHTSA or your manufacturer's dealer to confirm whether a recall affects your vehicle.
Check a VIN on NHTSA.govELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY
Recent owner complaints
Reports submitted to NHTSA, shown in the owner's own words
The battery in this car can catch fire at any time while parked. The dealership would not take the car to inspect, repair or replace the battery because there is no remedy available at this time. The recall information go back to January 2026 with no remedy or resolution available period. Instructions say I can charge it only up to 80%. I have to make adjustments to my daily routine. Instructions say I have to park it away from buildings. This car is a serious safety hazard for humans and buildings.
- NHTSA ID
- 11750095
- Incident
- Jan 1, 2026
Manufacturer Recall Number 2026020004 NHTSA Recall Number26V073 Recall Status: Recall Incomplete, remedy not yet available Due to the combination of certain production and use conditions, an internal short circuit of a battery cell in the high-voltage battery, might lead to a thermal event. Subsequently, an increased risk of a fire cannot be ruled out. Vehicle is unsafe. limited usage to 80% (about 170mls) can't park in the garage / heavy commute vehicle / No remedy since Feb 2026 / I want Mercedes Benz to take it back and refund me my costs of owning the vehicle.
- NHTSA ID
- 11744343
- Incident
- Feb 9, 2026
While driving on Route 3 East (Plank Road) in the Fredericksburg area of Virginia, the electronic displays on the dashboard went completely blank for approximately about 15 seconds.
- NHTSA ID
- 11743997
- Incident
- Mar 11, 2026
While driving on Interstate Highway 95, the electronic displays on the dashboard went completely blank for approximately 10 minutes.
- NHTSA ID
- 11743995
- Incident
- Dec 16, 2025
Mercedes has not provided any remedy for NHTSA Recall Number26V073. We have written the following email on April 26, 2026 but have not received any reply. Please find attached letter we have written to Mercedes.
- NHTSA ID
- 11739848
- Incident
- Apr 25, 2026
The contact owns a 2023 Mercedes Benz EQB 250. The contact received notification of NHTSA Campaign Number: 26V073000 (Electrical System) however, the part to do the recall repair was not yet available. The vehicle was taken to the dealer and the dealer was contacted. 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. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The contact stated their concern. The contact stated that the vehicle is unsafe and hazard to drive for the contact daughter and other passenger The contact had not experienced a failure.
- NHTSA ID
- 11739562
- Incident
- May 22, 2026
Car battery can't be charged more than 80 ℅ , fire risk
- NHTSA ID
- 11736761
- Incident
- Mar 2, 2026
A vehicle fire while parked or driving can increase the risk of injury. NHTSA ID Number: 26V073000 Manufacturer Mercedes-Benz USA, LLC Components ELECTRICAL SYSTEM Potential Number of Units Affected: 11895 Summary 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. 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.
- NHTSA ID
- 11736387
- Incident
- May 7, 2026
Manufacturer communications
A bulletin sent by a manufacturer to its dealers. Not a recall, and repairs are not necessarily free.
ELECTRICAL SYSTEM
Complaint CEL light on with no drivability concerns. Cause Signal timing error. Remedy 167, 465: SW has been released. Update the FSAM to the latest SW version. 290, 118, 243, 247: Software is still in development. This fault code does not cause a drivability concern and will clear itself within 2-3 key cycles. The vehicle can be released back to the customer.
POWER TRAIN
Single throttle lift-off clunking noise from the side shaft when moving off (audible at the outboard end). The noise is heard once in each instance when changing direction of travel. Note: Sound file in attachment Cause If the complaint is eliminated by experimentally loosening the outboard collar nut (by 1 turn), the problem is due to cracking of the microweld between the wheel bearing inner race and the joint housing of the side shaft. Note: The collar nut must always be replaced after being loosened. See also LI33.20-P-078406 Remedy Coat contact surface of side shaft with wheel bearing with Molykote paint. To do this, proceed as follows: 1. Remove side shafts 2. Clean contact surface A (see image file in attachment "Outer joint housing before") before coating with Molykote, using "spirit" (free of dust and grease) 3. Coat contact surface A (see image file in attachment "Outer joint housing after") with Molykote and leave to dry for "one hour" in removed condition 4. Reinstall side shafts Note: Before using the antifriction coating (Molykote), stir it or shake it thoroughly for (at least 1 minute).
ELECTRICAL SYSTEM; ENGINE
Complaint CEL light on with no drivability concerns. Cause Signal timing error. Remedy 167: SW has been released. Update the FSAM to the latest SW version. 465, 290, 118, 243, 247: Software is still in development. This fault code does not cause a drivability concern and will clear itself within 2-3 key cycles. The vehicle can be released back to the customer.
ELECTRICAL SYSTEM
Complaint Service code B1 displayed in the customer menu does not match the workshop code displayed in the workshop menu, e.g., 505 or 550A, which includes a service A. Cause The root cause is currently being investigated. Remedy To determine the cause, the instrument cluster control unit (N133/1) and powertrain control unit (N127) logs are required before confirming the service or correction using XENTRY Diagnosis. Please open a TIPS case to BCE inbox with the requested information in the attachments.
ELECTRICAL SYSTEM; VISIBILITY/WIPER
Complaint "Weekly profile" pre-entry climate control setting not available in the climate control menu or grayed out in the Mercedes me connect App. Cause There may be limitations on the indicator in the display due to incorrect parametrization in the head unit and PTCU SW. Remedy Open and XSS ticket and request "Delete code O98 from the data card" After, perform SCN coding for HU7 and PTCU software update (N127)
ELECTRICAL SYSTEM
Complaint After successful commissioning of the HERMES control unit (N112/9) with XENTRY Diagnosis DVD 03/2026, the message "SOS - service not activated" appears on the instrument cluster. In addition, the following two conditions are also met: • HERMES (N112/9) control unit: event code B15CE00 is ACTIVE and STORED (A+S) • Vehicle Documentation System: For the HERMES control unit, the EID1, EID2, ICCID, IMEI, IMSI, TELNR fields in the "Identification/Serial number" column have the value "-" Cause Still under analysis Remedy Recommission the HERMES control unit (N112/9) with XENTRY Diagnosis 03/2026 and add-on 33399 installed or carry out the procedure with a newer version of XENTRY Diagnosis: XENTRY→ "N112/9 - Control unit for telematics services (HERMES)" -> "Adaptations" -> "Control unit commissioning" -> "Commissioning of previously installed control unit"
Manufacturers file copies of the bulletins they send to dealers with NHTSA. These often describe diagnostic or repair procedures for a known condition. They are not recalls: repairs described in a bulletin are usually only free if the vehicle is still under warranty or the manufacturer has extended coverage.
Compare model years
Complaint and recall counts across every year of this model
Higher-selling and older vehicles accumulate more reports. Counts are not failure rates and are not directly comparable between vehicles that sold in very different numbers. Older model years have had longer for reports to accumulate.