1. Turn on the wipers and turn off the ignition so that the wipers stop in the up position.
2. In the engine compartment, unscrew the lock nut, wring out and remove the plastic inlet vent cover from the driver's side from the base of the windshield.
3. Press out the inlet vent panel and remove it to gain access to the filter.
4. Carefully remove the filter from the slot.
5. Remove the filter completely from the vehicle.
6. Wipe out the nest and install a new filter.
7. Install the ventilation panel, replace the cover and tighten the lock nut.
8. Turn on the ignition and return the wiper blade to its place.