Subaru Impreza Manuals 2018 Impreza Owner's Manual | Page 392

Maintenance and service/Air cleaner element 11-13 & Replacing the air cleaner ele- ment S11AG01 Replace the air cleaner element according to the maintenance schedule in the “War- ranty and Maintenance Booklet”. Under extremely dusty conditions, replace it more frequently. It is recommended that you always use genuine SUBARU parts. 3. Remove the air cleaner element. 4. Clean the inside of the air cleaner case (both front and rear) with a damp cloth and install a new air cleaner element. 5. To install the air cleaner case (rear), insert the three projections on the air cleaner case (rear) into the slits on the air cleaner case (front). 6. Install in the reverse order of removal. NOTE 1) Clip 1. Unsnap the two clips holding the air cleaner case (rear). 2. Open the air cleaner case and pull the cover rearward while lifting it up. Install the air cleaner element so that the surface with “UPR” printed on it faces upward.