The 2016 Mercedes-Benz C300 includes a cabin air filter for the HVAC system, a standard feature that helps clean air entering the cabin. This article explains where it is, how to replace it, and what to expect in terms of maintenance.
Understanding cabin air filters in the 2016 C300
A cabin air filter (also called a pollen or activated carbon filter in some configurations) traps dust, pollen, and other particulates before air enters the interior. In the 2016 C300, this filtration helps improve cabin air quality and can also reduce odors if an activated carbon element is used in the filter.
Location and filter type
For the 2016 C300, the cabin air filter is located behind the glove box on the passenger side. It sits in a rectangular housing and is typically a standard pollen filter; some vehicles may use a filter with activated carbon for odor control depending on the market or trim.
Access and replacement steps
To replace it, you’ll need to access the glove box, release its dampers, and lower the door to expose the filter housing. Then remove the filter cover, take out the old filter, install the new one with the correct orientation, and reassemble.
These steps outline the replacement process for the cabin air filter in most 2016 C300 models.
- Open the glove box and empty contents.
- Gently press inward on the sides of the glove box to release the stoppers and lower the door fully.
- Find and remove the filter cover on the housing.
- Take out the old filter, note its orientation, and insert the new filter with the arrows pointing in the correct direction.
- Reattach the cover, lift the glove box back into place, and close it.
Concluding: After replacement, run the HVAC on a few minutes to circulate air and verify proper airflow.
Maintenance and replacement intervals
Mercedes generally recommends inspecting and replacing the cabin air filter every 15,000 to 30,000 miles, depending on driving conditions. In dusty or high-traffic areas, more frequent changes may be appropriate. Your owner's manual will provide the specific interval for your vehicle.
Concluding: Regular replacement helps maintain cabin air quality and HVAC efficiency.
Notes on related features
Replacing the cabin air filter does not affect engine performance. Some markets or trim levels may offer an activated carbon variant for better odor control or a PM2.5 filtration upgrade.
Summary: Yes—The 2016 C300 has a cabin air filter behind the glove box. Replacement is straightforward, and keeping it fresh improves interior air quality and HVAC performance.