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Electrical systemPart report

2022 Mercedes-Benz EQS 450 Electrical system Problems

Complaints
9about this part
Share
26%of 35 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 9 complaints about the electrical system of the 2022 Mercedes-Benz EQS 450, 26% of the 35 complaints for this model year. 3 of these say a crash was involved, according to the filers. 3 recall campaigns on record are filed under a similar system.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I was on interstate hwy the car had a Mal-function indicator and the drive train locked up. brakes did not work, steering did not work the car spinner 3 times and was stopped by hitting the concrete barier. the air bags did not work either. I believe the entire battery or power system had shut down as I also got the 12 v back up battery is running out.”

NHTSA complaint #11678182, filed 2025-08

“About 1000 feet after merging onto a 4 lane freeway with sparse traffic, we were driving the car in the 3rd lane from the right. Suddenly the car's steering wheel took a hard right turn, forcing the car through multiple other lanes and onto the shoulder of the freeway, through an unpaved area, nearly colliding with freeway signs. I was able to regain control of the car before a collision and get back on the freeway. …”

NHTSA complaint #11708793, filed 2026-01

“The 2022 Mercedes EQS 450 has been an ongoing dangerous driving experience for me. I have been jolted and frightened over and over as the car's autonomous emergency system fully engages when driving as well as when it does not engage when I’m stopped at a light. I have expressed my safety concerns on numerous occasions to the management at the dealership. As I am writing this I see on your website, there is an unrepaired recall on this car with a remedy not yet available. …”

NHTSA complaint #11521912, filed 2023-05

“On four instances my car thinks that there is an object in front of it and automatically initiates emergency breaking. It happened today TWICE at 67mph on a highway and I almost got smashed by semi behind me!!!”

NHTSA complaint #11477627, filed 2022-08

“My 2022 Mercedes-Benz EQS 450+ repeatedly showed Active Brake Assist Functions Limited, Active Emergency Stop Assist Inoperative, and Blind Spot Assist warnings, photographed by September 23, 2026. On September 24, I reported these issues and showed photos to an authorized dealer. Electronic repairs were performed, but warnings returned. The repair record lists Blind Spot Assist as not verified ; I have no record of an Active Brake Assist test. On October 8, while turning left across oncoming traffic, the car was in a collision. Automatic emergency braking did not activate. …”

NHTSA complaint #11773071, filed 2026-10

Related recalls

Related service bulletins

Electrical system: other model years

YearComplaintsShare of year
2024240%
20231234%
2022926%

Other parts of the 2022 Mercedes-Benz EQS 450

Forward collision avoidance
23 complaintsBrakes
14 complaintsBody and structure
3 complaintsAir bags
2 complaintsLane departure
2 complaintsOther or unknown
2 complaintsTransmission and drivetrain
2 complaintsVehicle speed control
2 complaintsEquipment
1 complaintsExterior lighting
1 complaintsSteering
1 complaintsWheels
1 complaints

← All problems reported for the 2022 Mercedes-Benz EQS 450

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Nov 1, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology