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Forward collision avoidancePart report

2021 Mercedes-Benz Sprinter 1500 Forward collision avoidance Problems

Complaints
3about this part
Share
33%of 9 total for the year
Median mileage
—not reported
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 3 complaints about the forward collision avoidance of the 2021 Mercedes-Benz Sprinter 1500, 33% of the 9 complaints for this model year. 1 of these say a crash was involved, according to the filers.

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.

“On UPWARD slope in 4WD on icy intersection ,proceeding less than 5 mph, emergency braking as a car dead stopped at intersection on green light, hit brakes hard and brake pedal and gas pedal both engaged,, van kept moving forward,, pumped once same effect, ran in to rear of stopped car at 2-3 mph.. I was wearing work boots and gas pedal and brake pedal both at same elevation. brake pedal to close to the gas pedal.. Vehicle is a 4 wd 2500 series van. I have used van for 5,000 miles so I am used to the vehicles characteristics. …”

NHTSA complaint #11452961, filed 2022-02

“On long trips (when you need cruise control the most) the adaptive cruise control will (seemingly at random) stop working with a warning about the active distance assist and active brake assist. It has happened in all situations from heavy traffic to long distances of no other cars on the road. It stays non-functional for anywhere from a few minutes to several days. It has happened many times. The dealers are clueless. Saying nonsense like I'm not aware of this problem. even though the Internet is filled with reports of the exact issue.”

NHTSA complaint #11593062, filed 2024-06

“The Distronic Cruise Control stops working and then will start working again several times on long trips. After research it appears if the radar doesn't detect anything in front of your vehicle for an hour it thinks it is inoperable and and shuts the Distronic Cruise Control off and it cannot be reengaged. If it detect a vehicles in front of you for four minutes or more it will reset the radar and your Distronic Cruise Control can be turned on again. This is dangerous as it requires you to follow closely behind another vehicle for at least four minutes to reset. …”

NHTSA complaint #11612105, filed 2024-09

Related service bulletins

Forward collision avoidance: other model years

YearComplaintsShare of year
2021333%
2020120%

Other parts of the 2021 Mercedes-Benz Sprinter 1500

Brakes
2 complaints
Other or unknown
2 complaints
Transmission and drivetrain
2 complaints
Vehicle speed control
2 complaints
Engine
1 complaints

← All problems reported for the 2021 Mercedes-Benz Sprinter 1500

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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