2018-Navigator-Owners-Manual

Maintenance

CHANGING THE ENGINE AIR FILTER WARNING To reduce the risk of vehicle damage and personal burn injuries, do not start your engine with the air cleaner removed and do not remove it while the engine is running. Note: Failure to use the correct air filter element may result in severe engine damage. Resulting component damage may not be covered by the vehicle Warranty. When changing the air filter element, use only the air filter element listed. See Motorcraft Parts (page 423). Change the air filter element at the correct interval. See Capacities and Specifications (page 422).

E248801

E248800

1. Release the two clamps that secure the cover to the air filter housing. Push the air filter cover toward the front of the vehicle and up slightly to release it. 2. Remove the air filter element from the air filter housing. 3. Install the new air filter element.

4. Replace the air filter housing cover and secure all the clamps. Be careful not to crimp the filter element edges between the air filter housing and cover and ensure that you properly align the tabs on the edge into the slots.

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Navigator (TB9) Canada/United States of America, enUSA, Edition date: 201708, First Printing