2016 Mercedes-Benz C300 Engine cooling Problems
- Complaints
- 1about this part
- Share
- 0%of 291 total for the year
- Median mileage
- 56,000miles
- Trend
- Not enough dataFewer than 15 complaints, too few for a reliable trend.
NHTSA recorded 1 complaints about the engine cooling of the 2016 Mercedes-Benz C300, 0% of the 291 complaints for this model year. Where a mileage was given, the median is 56,000 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.
“The contact owns a 2016 Mercedes-Benz C300. The contact stated that while at a stoplight, the energy saver START/STOP feature engaged, but the vehicle stalled and failed to restart. There were no warning lights illuminated. The vehicle was towed to an independent mechanic who determined that the START/STOP function failed to operate as designed. The mechanic informed the contact about NHTSA Campaign Number: 17V114000 (Electrical System, Engine and Engine Cooling). The local dealer was not contacted; however, the vehicle was not diagnosed or repaired. The manufacturer was not contacted. …”
NHTSA complaint #11675352, filed 2025-07, 56,000 milesRelated service bulletins
- 10253722Apr 15, 2024Check engine light illuminated Fault code stored in N3/10 control unit- P052E71 Positive Crankcase Ventilation Regulator Valve Performance: The valve for crankcase ventilation…
- 10246281Nov 17, 2023Fault code P06DA00 is found current or stored in engine control unit. Check engine light may be activated. Various causes Up to Model year 2018 Fault code P06DA00 can be…
- 10243565Sep 22, 2023In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA (âMBUSAâ) is…
- 10243308Sep 12, 2023Check engine light illuminated Fault code stored in N3/10 control unit- P052E71 â Positive Crankcase Ventilation Regulator Valve Performance: The valve for crankcase…
- 10241531Aug 24, 2023In our continuing efforts to assure the proper performance of Mercedes-Benz products and to enhance the satisfaction of our customers, Mercedes-Benz USA, LLC (âMBUSAâ) is…
- 10209874Mar 11, 2022Mercedes-Benz AG (âMBAGâ), the manufacturer of Mercedes-Benz, has determined that on certain MY 2015-2018 C-Class and GLC-Class (205 and 253 platform) vehicles, the software…
- 10206077Dec 8, 2021"MY15+ M278 and M157 Equipped Vehicles with Fault Code ""P023400 â Boost Pressure is Too High"" "
- 10202530May 25, 2021Remote start causing CEL and U012600.
- 10162206May 28, 2019Check coolant hose from expansion reservoir to cooler and replace if necessary
- 10144075Mar 12, 2018Check Engine Light is on with DTC P030185/ P030685 for misfire cylinder 1 and 6.
Engine cooling: other model years
Other parts of the 2016 Mercedes-Benz C300
94 complaintsFuel system
67 complaintsOther or unknown
65 complaintsElectrical system
32 complaintsBody and structure
28 complaintsVisibility (wipers, defrost, mirrors)
21 complaintsTransmission and drivetrain
18 complaintsSteering
13 complaintsBrakes
9 complaintsAir bags
6 complaintsExterior lighting
4 complaintsForward collision avoidance
3 complaints
← All problems reported for the 2016 Mercedes-Benz C300
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