2023 Mercedes-Benz EQB 250+ electrical system problems
26 owner complaints filed with NHTSA name the electrical system on the 2023 Mercedes-Benz EQB 250+ — 93% of all complaints for this model year.
What owners report
“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…”
filed Jul 13, 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…”
filed Jun 15, 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.”
filed Jun 14, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Related recalls
- High voltage battery may fail internally and lead to a vehicle fire while parked or…Campaign 26V073000 · Feb 6, 2026
- High voltage battery may fail internally and lead to a vehicle fire while parked or…Campaign 25V894000 · Dec 19, 2025
- High voltage battery may fail internally and lead to a vehicle fire while parked or…Campaign 25V050000 · Feb 7, 2025
Related service bulletins
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…
LI54.21-P-080326 · Service Bulletin/Repair Instructions · issued Jul 24, 2026Complaint 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…
LI54.21-P-080326 · Service Bulletin/Repair Instructions · issued Jul 2, 2026Complaint 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…
LI00.20-P-080703 · Service Bulletin/Repair Instructions · issued Jun 12, 2026Complaint "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…
LI83.70-P-078546 · Service Bulletin/Repair Instructions · issued Jun 8, 2026Complaint 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…
LI82.85-P-080507 · Service Bulletin/Repair Instructions · issued May 26, 2026
Other reported problem areas on the 2023 Mercedes-Benz EQB 250+
Counts are unique NHTSA complaints naming this component group. Complaints are unverified owner reports; mileage is computed only from complaints that included a usable odometer reading.