Air Filter Inspection

WARNING: This page is about a different car, the 2004 Mazda RX-8. However, it is still accessible from the selected car via links, so may be relevant.

Remove the air filter. (See EVAPORATIVE EMISSION (EVAP) CONTROL SYSTEM REMOVAL/INSTALLATION .)
Blow from port A and verify that there is airflow from port B.
- If not as specified, replace the air filter.
Blow from port B and verify that there is airflow from port A.
- If not as specified, replace the air filter.
Fig 1: Locating Air Filter Ports
Courtesy of MAZDA MOTORS CORP.