FaultScore

Worst years for a Mercedes Benz E400

Owners have filed 80 complaints about the Mercedes Benz E400 with NHTSA across model years 2015 to 2017. More of them are about the airbags than anything else.

Avoid

2015 Mercedes Benz E400

18 complaints — the highest FaultScore of any year, mostly airbags.

Cleanest on record

2017 Mercedes Benz E400

23 complaints — the lowest FaultScore of the graded years.

Every Mercedes Benz E400 year, graded

The grade compares each year against the rest of this model's own run — never against another car. Click any bar or row to open that year's report.

Complaints filed with NHTSA, by model year. Bar colour is the FaultScore grade: A B C D F ungraded
Year Grade Complaints Crashes Fires Median miles Most reported
2017 C 23 0 0 3,500 Airbags
2016 C 39 2 0 55,000 Airbags
2015 C 18 3 0 Airbags

What breaks on a Mercedes Benz E400

Across every model year on file. Follow a row for that part's complaints and the year it was worst.

Airbags 46 57.5%

Worst in 2016

Electrical System 5 6.3%

Worst in 2015

Steering 5 6.3%

Worst in 2016

Other & Unspecified 4 5.0%

Worst in 2015

Engine & Cooling 3 3.8%

Worst in 2016

Brakes 3 3.8%

Worst in 2016

Body & Structure 3 3.8%

Worst in 2015

Driver Assist & Collision Avoidance 3 3.8%

Worst in 2016

Seats 2 2.5%

Worst in 2017

Transmission & Drivetrain 1 1.3%

Worst in 2016

Suspension 1 1.3%

Worst in 2016

Acceleration & Cruise Control 1 1.3%

Worst in 2015

Fuel & Propulsion 1 1.3%

Worst in 2016

Tires 1 1.3%

Worst in 2017

Complaints filed over time

Every complaint about every Mercedes Benz E400, by the month it reached NHTSA.

Sep 2015 peak 6 Mar 2026

Compare the Mercedes Benz E400

Side by side on complaint history. Remember that raw totals track how many were sold as much as how good they were.