2017 Mercedes-Benz C350E Fuel system Problems
- Complaints
- 2about this part
- Share
- 40%of 5 total for the year
- Median mileage
- 10miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 2 complaints about the fuel system of the 2017 Mercedes-Benz C350E, 40% of the 5 complaints for this model year. Where a mileage was given, the median is 10 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.
“Car is making weird noises from the front electrical AC side- it is hard to breath AC air (smell like plastic) . Pressing brakes car is handling bad and goes slightly into other lane. I took car to dealer- they could not find the problem”
NHTSA complaint #11405100, filed 2021-03, 10 miles“Check engine light came on, a day after purchasing from dealer. Mileage at 55k. Check engine light code was p052e71, confirmed from 2 auto repairers. One was Mercedes Benz who quoted me $3900 to repair. In the Mercedes Benz booklet warranty says emission related repairs are covered for 15 years/150k miles for hybrid vehicles.”
NHTSA complaint #11541047, filed 2023-08Related service bulletins
- 11014402Feb 21, 2025Complaint Customer-perceived problem: • Fuel gauge reading implausible • MIL ON (market-dependent) N118/3 Fault codes in control units FSCM_GEN4/5/6 • For these fault codes, the…
- 11013179Jan 24, 2025Complaint Customer-perceived problem: • Fuel gauge reading implausible • MIL ON (market-dependent) N118/3 Fault codes in control units FSCM_GEN4/5/6 • For these fault codes, the…
- 11031586Aug 20, 2021This NCU replaces the prior NCU issued on July 30, 2021 and includes an additional population (33) of certain MY 2018 Baumusters covered under this extended warranty.
- 10205814Aug 11, 2021Fuel filler flap opens slowly/switch flashes/tank is bleeding instrument cluster warning
Fuel system: other model years
| Year | Complaints | Share of year |
|---|---|---|
| 2017 | 2 | 40% |
| 2016 | 1 | 17% |
Other parts of the 2017 Mercedes-Benz C350E
3 complaintsElectrical system
1 complaintsLane departure
1 complaintsOther or unknown
1 complaintsSuspension
1 complaints
← All problems reported for the 2017 Mercedes-Benz C350E
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