2026 BRZ Owner's Manual | Page 354

346 Air Cleaner Element 4. Reinstall the cap and check that the rubber gaskets inside the radiator cap are in the proper position.
▼ Changing the coolant
It may be difficult to change the coolant. Have the coolant changed by your SUBARU dealer if necessary.
The coolant should be changed according to the maintenance schedule in the“ Warranty and Maintenance Booklet”.
11-8. 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.
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.
The air cleaner element is a dry type. It is unnecessary to clean or wash the element.