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Forward collision avoidancePart report

2022 Mercedes-Benz S 500 4MATIC Forward collision avoidance Problems

Complaints
8about this part
Share
38%of 21 total for the year
Median mileage
4,800miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 8 complaints about the forward collision avoidance of the 2022 Mercedes-Benz S 500 4MATIC, 38% of the 21 complaints for this model year. Where a mileage was given, the median is 4,800 miles.

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.

“Here we go again, while driving on a side road with a 20 mph school speed limit, the cruise control wants to SPEED UP to 60 mph!! WHAT IS IT GOING TO TAKE TO REMEDY THIS BEFORE I’M INVOLVED IN A SERIOUS ACCIDENT!!”

NHTSA complaint #11650963, filed 2025-03

“The following pictures will again show the issues that I'm having while driving my 2022 S Class Mercedes, while using the cruise control on the Belt Parkway. It shows me stuck in traffic and, although I can only go 11 miles an hour while I’m stuck in traffic, the cruise control wants to push it to 80 mph, which is indeed VERY VERY DANGEROUS!! as you can well imagine. Also, as you can see in the second picture, I have the cruise control set to 39 MPH. I have been writing for the past two months with no resolve as yet. …”

NHTSA complaint #11651654, filed 2025-03

“The car slams on the brakes for no reason. phantom braking. i have been tailgated because cars behind me - particularly on tye highway - think i’ve brake checked them (but it was the care slamming on the brakes). the door handles don’t open/deploy reliably. sometimes they work, sometimes they don’t. the touch screens are incredibly dangerous - especially when the system freezes or doesn’t work properly - which is often. there are almost no physical buttons. the system software & touchscreens are VERY glitchy and often doesn’t function properly. …”

NHTSA complaint #11614618, filed 2024-09

“The contact owns a 2022 Mercedes-Benz S500. The contact stated while driving at an undisclosed speed and making a left turn, the Adaptive Braking System inadvertently activated and the vehicle experienced hard braking. There were no objects in the roadway. There were no warning lights illuminated. The contact called the local dealer who scheduled a service appointment however, the vehicle was not diagnosed or repaired. The manufacturer was contacted but no additional assistance was provided. The failure mileage was approximately 4,800. The VIN was not available.”

NHTSA complaint #11486717, filed 2022-09, 4,800 miles

“While driving on highway car made a complete sudden full stop This has happened twice in last 60 days Thankful car behind was far enough away to avoid a rear ender Second problem is dealer still not addressing fuel pump recall”

NHTSA complaint #11554973, filed 2023-11

Related service bulletins

Forward collision avoidance: other model years

YearComplaintsShare of year
2022838%

Other parts of the 2022 Mercedes-Benz S 500 4MATIC

Electrical system
6 complaintsFuel system
3 complaintsBody and structure
3 complaintsVehicle speed control
3 complaintsBrakes
2 complaintsOther or unknown
2 complaintsTires
2 complaintsAir bags
1 complaintsBack-over prevention (rear camera)
1 complaintsEngine
1 complaintsExterior lighting
1 complaintsTransmission and drivetrain
1 complaints

← All problems reported for the 2022 Mercedes-Benz S 500 4MATIC

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