2003 Subaru Forester Owner's Manual - Page 349
2003 Subaru Forester Manual
Page 349 highlights
Maintenance and service Spark plugs 1 HSB031BB 1) Air cleaner element HSB032BA 3. Separate the rear air cleaner element case from the front cleaner element case and remove the air cleaner element. 4. Clean the inside of the front and rear air cleaner element cases with a damp cloth and install a new air cleaner element. 5. Insert the four projections on the rear air cleaner element case into the slits on the front air cleaner element case and snap the three clamps on the rear air cleaner element case and then tighten the bolt. It may be difficult to replace the spark plugs. It is recommended that you have the spark plugs replaced by your SUBARU dealer. The spark plugs should be replaced according to the maintenance schedule in the "Warranty and Maintenance Booklet". " When disconnecting the spark plug cables, always grasp the spark plug cap, not the ca- 11-20
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