Some models are equipped with a particulate air filter (1) that helps purify the outside air entering the HVAC housing. The filter is mounted in the engine compartment, inside of the fresh air inlet housing of the heating-A/C system.
1. Remove the air inlet grille (1) from the wiper module screen (2) located near the dash panel in the engine compartment.
2. Open the filter door (3) on the top of the particulate air filter housing (4) located inside of the dash panel plenum (5).