Left Side

WARNING: This page is about a different car, the 2002 Mazda 626. However, it is still accessible from the selected car via links, so may be relevant.

Remove the side panel.
Remove the lower panel.
Remove the meter hood.
Push up clip A from the backside of the dashboard to remove the ventilator grille.

Fig 1: Removing/Installing Left Side Ventilator Grille
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.