Maintaining your 2016 Ford Explorer's air filters is one of the most cost-effective ways to preserve vehicle performance, improve fuel efficiency, and ensure clean air inside the cabin. This comprehensive guide covers everything you need to know about both the cabin air filter (which cleans air entering your vehicle's interior) and the engine air filter (which protects the engine from contaminants), including how to choose the right replacement, step-by-step installation instructions, and maintenance schedules tailored to different driving conditions .

Regular air filter maintenance is crucial for your Explorer's health. A clean cabin air filter improves HVAC system efficiency and air quality by trapping pollen, dust, and other airborne particles before they enter the passenger compartment . Meanwhile, a functioning engine air filter ensures optimal fuel economy and protects engine components from abrasive debris that can cause premature wear . Fortunately, both filters are relatively inexpensive and can be replaced in under 30 minutes with basic tools, saving you 50-100 or more in labor costs for each filter compared to dealership service .

Understanding the Two Types of Air Filters in Your 2016 Ford Explorer

Your 2016 Ford Explorer utilizes two separate air filtration systems that serve distinct purposes. Understanding the difference between them is essential for proper maintenance .

The ​cabin air filter​ (also known as the dust filter, HVAC filter, pollen filter, or air conditioning filter) is responsible for cleaning the air that enters the interior cabin through your heating and air conditioning system. This filter traps contaminants like pollen, diesel soot, particulate matter (PM2.5), pet dander, ozone, mold, bacteria, dust, and allergens, significantly improving the air quality inside your vehicle . If you notice a musty odor when running the HVAC system or reduced airflow from the vents, it's likely time to replace your cabin air filter .

The ​engine air filter​ protects your vehicle's engine by filtering the air that enters for combustion. It prevents harmful particles like sand, dust, and pollen from reaching sensitive engine components where they could cause expensive damage . A clogged engine air filter restricts airflow, which can diminish performance, reduce fuel economy, and potentially lead to more serious engine issues over time .

For 2016 Ford Explorer models with different engine options (2.3L L4, 3.5L V6, etc.), the specific filter required may vary, so always verify compatibility before purchasing . The cabin air filter is typically located behind the glove box, while the engine air filter is found in a black plastic air box under the hood .

How to Choose the Right Air Filter for Your 2016 Ford Explorer

Selecting the appropriate air filter for your Explorer involves considering your driving environment, performance preferences, and budget. With various options available, from standard disposable filters to high-performance reusable models, understanding the key differences will help you make an informed decision .

​Cabin Air Filter Options:​​

1. ​Standard particulate filters: These basic filters effectively capture dust, pollen, and other airborne particles. Brands like Purolator offer quality options that meet original equipment specifications at an affordable price point (approximately 20-30) .

2. ​Activated carbon filters: Premium options like the FreshenOPT F-3255C feature a three-layer design with an activated carbon layer that not only captures particles but also absorbs odors and harmful gases. These are ideal for urban driving or areas with pollution concerns .

3. ​HEPA filters: High-Efficiency Particulate Air filters, such as the Bosch 6021C, offer superior filtration efficiency, capturing up to 99.97% of particles as small as 0.3 microns. These are excellent for allergy sufferers or those with respiratory sensitivities .

​Engine Air Filter Options:​​

1. ​Standard disposable filters: Conventional paper filters like the FRAM Extra Guard CA10242 provide reliable filtration for 12,000 miles or 12 months. These are cost-effective and perfect for drivers who prefer regular maintenance intervals .

2. ​High-performance reusable filters: K&N's washable air filters are engineered to last for the life of your vehicle and can increase horsepower and acceleration by improving airflow. While more expensive upfront (approximately $54), they can be more economical over time since they don't require regular replacement .

When selecting a filter, always verify compatibility using your vehicle information or check the OE part number (for cabin filters, common OE numbers include AE9Z19N619A) . Cross-reference with known compatible part numbers like CF11176, AQ1153, or P3910WS to ensure proper fitment .

Step-by-Step Guide to Replacing Your 2016 Ford Explorer's Cabin Air Filter

Replacing the cabin air filter in your 2016 Ford Explorer is a straightforward DIY task that typically takes 15-20 minutes for first-timers and just 5-10 minutes on subsequent changes . Here's a detailed guide to walk you through the process:

​Tools Needed:​​

• Replacement cabin air filter
• Flashlight (optional, for better visibility)

​Procedure:​​

1. ​Locate the filter housing: The cabin air filter is situated behind the glove box on the passenger side. Open the glove box and remove its contents .

2. ​Remove the glove box:

   • Look for two hinge pins at the bottom of the glove box. Pull these pins toward the center of the glove box to remove them .
   • Release the dampener cord on the left side of the glove box by pulling down on it to free it from the glove box .
   • Gently push from the inside of the glove box to release it, then lift up to remove it from its hinges and set it aside .

3. ​Access the filter compartment:

   • Once the glove box is removed, you'll see the filter housing cover.
   • Unhook the tabs or release any clips securing the cover .

4. ​Remove the old filter:

   • Slide out the old cabin air filter. Take note of how it's positioned (which direction it faces) to ensure proper installation of the new one .
   • This is a good time to inspect how dirty the old filter is. Most people are surprised to see the amount of debris accumulated over time .

5. ​Install the new filter:

   • Insert the new filter exactly as the old one was positioned, paying attention to any airflow arrows printed on the filter frame .
   • Ensure the filter is seated properly and securely in the housing .

6. ​Reassemble the components:

   • Replace the filter housing cover and secure all tabs or clips .
   • Reinstall the glove box by reversing the removal process .
   • Reconnect the dampener cord and ensure the glove box opens and closes smoothly .

If you encounter resistance when trying to remove any components, double-check that all fasteners have been released. Avoid using excessive force, as this may damage plastic components .

Step-by-Step Guide to Replacing Your 2016 Ford Explorer's Engine Air Filter

Replacing the engine air filter is even simpler than the cabin filter and can be completed in under 10 minutes . Here's how to do it safely:

​Tools Needed:​​

• Replacement engine air filter
• Screwdriver (if required for your air box model)
• Clean cloth
• Vacuum cleaner or compressed air (optional)

​Procedure:​​

1. ​Preparation:

   • Park your vehicle on a flat surface and ensure the engine is cool to the touch .
   • Engage the parking brake for additional safety.

2. ​Locate the air filter housing:

   • Open the hood and identify the air filter housing. This is typically a black plastic box situated on top of or to the side of the engine, with a large hose protruding from it .

3. ​Open the air filter casing:

   • Examine the housing to determine the fastening method. Most models use clips or screws .
   • If your housing has clips, release them by hand. If it uses screws, you'll need a screwdriver to remove them .
   • Carefully lift off the top of the air filter housing.

4. ​Remove the old air filter:

   • Lift out the old air filter. If it's stuck, you can gently pry it loose with a soft tool, but avoid letting debris fall into the intake .
   • Take this opportunity to inspect the old filter. A significantly dirty filter will appear dark with accumulated grime .

5. ​Clean the air filter housing:

   • Use a vacuum cleaner, compressed air, or a clean cloth to remove any debris or dirt from the housing .
   • Ensure no contaminants remain that could be drawn into the engine.

6. ​Install the new air filter:

   • Place the new filter into the housing, ensuring it's properly seated with the rubber sealing edge making full contact .
   • Make sure the filter is oriented correctly—many have arrows indicating proper airflow direction .

7. ​Reassemble the housing:

   • Replace the housing cover and secure all fasteners .
   • Ensure the housing is completely sealed with no gaps that could allow unfiltered air to enter the engine .

After installation, start the engine and listen for any unusual sounds that might indicate an improper installation or air leak .

Maintenance Schedule: When to Replace Your Explorer's Air Filters

Following a proper maintenance schedule for your air filters ensures optimal performance and prevents potential issues. While your vehicle's owner's manual provides manufacturer recommendations, the following guidelines serve as a practical starting point :

​Cabin Air Filter Replacement Intervals:​​

• Standard recommendation: Every 12 months or 12,000-20,000 miles, whichever comes first .
• Severe conditions: If you drive in dusty areas, heavy stop-and-go traffic, or have allergies, consider replacing every 10,000 miles or 6-12 months .
• Warning signs: Musty odors when using HVAC system, reduced airflow from vents, or increased noise from the blower motor .

​Engine Air Filter Replacement Intervals:​​

• Standard recommendation: Every 15,000-30,000 miles or as specified in your owner's manual .
• High-performance reusable filters: K&N's washable filters can last up to 50,000 miles before cleaning is needed, depending on driving conditions .
• Warning signs: Decreased fuel economy, reduced acceleration, rough idling, or the illuminated check engine light .

Keep in mind that these intervals are general guidelines. If you frequently drive on dirt or gravel roads, in heavy pollution, or in sandy conditions, you should inspect and potentially replace your filters more frequently .

Top Air Filter Brands for Your 2016 Ford Explorer

Several reputable manufacturers produce quality air filters compatible with the 2016 Ford Explorer. Here are some of the top options based on performance, filtration efficiency, and customer satisfaction :

​Cabin Air Filter Brands:​​

1. ​K&N: Known for washable, reusable filters with a lifetime warranty. Their cabin air filters are treated to capture odor-causing contaminants and can be washed and reused, making them eco-friendly and cost-effective over time .
2. ​Bosch: Offers HEPA cabin air filters that meet rigorous standards, capturing 99.97% of particles as small as 0.3 microns. Ideal for those seeking premium air purification .
3. ​Purolator: A trusted name in filtration, PurolatorONE cabin air filters feature electrostatically charged material to trap fine particles and charcoal to neutralize odors .
4. ​FreshenOPT: Their F-3255C model features a premium three-layer design with activated carbon for superior filtration and odor absorption at a competitive price point .

​Engine Air Filter Brands:​​

1. ​K&N: High-performance reusable filters designed to increase horsepower and acceleration while providing excellent filtration. Their million-mile limited warranty underscores their durability .
2. ​FRAM: The FRAM Extra Guard CA10242 offers reliable protection for up to 12,000 miles and is compatible with various Ford models .
3. ​Motorcraft: As Ford's original equipment manufacturer, Motorcraft filters (like model FA1884) are engineered to exact specifications for optimal fit and performance .
4. ​ECOGARD: Their XA5699 premium engine air filter provides quality filtration at an affordable price, compatible with multiple Ford models including the 2016 Explorer .

When selecting a brand, consider your priorities: maximum filtration, performance gains, environmental impact, or budget-friendly options. Each brand has distinct advantages depending on your specific needs .

Frequently Asked Questions About 2016 Ford Explorer Air Filters

​Q: How much does it cost to replace the air filters in a 2016 Ford Explorer?​​
A: DIY replacement costs vary: cabin air filters typically range from 10-30, while engine air filters cost 20-60. If you have them replaced at a shop, expect to pay 50-100 for each filter including labor . High-performance filters like K&N's reusable options cost more upfront ($54 for engine air filters) but can be more economical long-term .

​Q: Can a dirty air filter really impact my fuel economy?​​
A: Yes, particularly for the engine air filter. A clogged filter restricts airflow to the engine, disrupting the air-fuel balance and forcing the engine to work harder, which reduces fuel efficiency . A clean cabin air filter also improves HVAC efficiency, which can indirectly affect gas mileage in vehicles where the AC system places significant load on the engine .

​Q: Are there different air filters for different 2016 Explorer trim levels?​​
A: The 2016 Ford Explorer's filter compatibility primarily depends on the engine type (2.3L L4, 3.5L V6, etc.) rather than trim level . However, some higher trims may come equipped with different filtration systems. Always verify compatibility using your VIN or checking existing filter part numbers before purchasing replacements .

​Q: How do I know if my cabin air filter needs replacement?​​
A: Common signs include reduced airflow from vents, musty odors when the HVAC system is running, increased noise from the blower fan, more window fogging, or allergy symptoms worsening while in the vehicle . Visual inspection is the most reliable method—if the filter appears dark and clogged with debris, it's time for a replacement .

​Q: Can I clean and reuse my engine air filter?​​
A: Standard paper filters are designed for single use and should be replaced, not cleaned. However, certain high-performance filters like those from K&N are specifically engineered to be washable and reusable . These require special cleaning kits and proper re-oiling after cleaning to maintain their effectiveness .

Conclusion

Regular maintenance of your 2016 Ford Explorer's air filters is essential for preserving vehicle performance, ensuring good interior air quality, and preventing expensive repairs. With basic tools and about 30 minutes of your time, you can replace both the cabin and engine air filters yourself, saving significant money on dealership or mechanic labor costs while gaining valuable DIY experience .

Whether you opt for standard disposable filters or premium reusable options, following the recommended replacement intervals tailored to your driving conditions will keep your Explorer running efficiently for years to come . Remember that this simple maintenance task not only benefits your vehicle's health but also contributes to a healthier environment inside your car for you and your passengers .