EnginePart report
2014 Mercedes-Benz E550 Engine Problems
- Complaints
- 1about this part
- Share
- 6%of 16 total for the year
- Median mileage
- 60,240miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine of the 2014 Mercedes-Benz E550, 6% of the 16 complaints for this model year. Where a mileage was given, the median is 60,240 miles.
Fewer than 15 complaints name this part, so treat the figures as a rough indication only.
Related service bulletins
- 11017039Apr 1, 2025Complaint Vehicle with atypical reduced heat output. Cause Silicate granulate may have escaped from a damaged bag in the expansion reservoir (not visible), reducing the coolant…
- 11008064Aug 9, 2024In our continuing efforts to ensure the proper performance and quality of your vehicle, we are writing to inform you that on certain Model Year 2011-2018 C-Class, E-Class…
- 11031736Sep 6, 2023In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA ("MBUSA") is extending…
- 11031590Sep 6, 2023This NCU replaces the prior NCU issued on March 10, 2023, and contains clarification on reimbursement timeline and removal of damage codes related to intake valves/guide.
- 10160738Apr 11, 2019Update engine electronics (ME-SFI) control unit software
- 10135598Mar 25, 2015Engine diagnosis warning lamp lights up in instrument cluster, fault code U145400: "Implausible data were received from the ethanol sensor"
Engine: other model years
Other parts of the 2014 Mercedes-Benz E550
Air bags
9 complaintsBrakes
3 complaintsElectrical system
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsElectronic stability control
1 complaintsSteering
1 complaintsBody and structure
1 complaints
9 complaintsBrakes
3 complaintsElectrical system
2 complaintsVisibility (wipers, defrost, mirrors)
2 complaintsElectronic stability control
1 complaintsSteering
1 complaintsBody and structure
1 complaints
← All problems reported for the 2014 Mercedes-Benz E550
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