2011 Subaru Tribeca Owner's Manual - Page 345

11-14 Maintenance and service Air cleaner element WARNING Do not operate the engine with the air cleaner element removed. The air cleaner element not only filters intake air but also stops flames if the engine backfires. If the air cleaner element is not installed when the engine backfires, you could be burned. & Replacing the air cleaner element Replace the air cleaner element according to the maintenance schedule in the "Warranty and Maintenance Booklet". Under extremely dusty conditions, replace it more frequently. It is recommended that you always use genuine SUBARU parts. cleaner case cover. CAUTION When replacing the air cleaner element, use a genuine SUBARU air cleaner element. If it is not used, there is the possibility of causing a negative effect to the engine. The air cleaner element functions as a filter screen. When the element is perforated or removed, engine wear will be excessive and engine life shortened. It is unnecessary to clean or wash the element. 1) 2) 3) 4) Connector Clamp Air intake boot Clip 4. Open the air cleaner case cover and remove the air cleaner element. 5. Clean the inside of the air cleaner case and case cover with a damp cloth and install a new air cleaner element. 1. Unplug the connector that is attached to the top of the air cleaner case. 2. Loosen the screw on the clamp and pull the air intake boot out of the air cleaner case. 3. Unsnap the two clips holding the air