Passenger's Side

Disconnect the negative battery cable.
Remove the front door trim. (See FRONT DOOR TRIM REMOVAL/INSTALLATION .)
Push out the clip from behind the front door trim, and remove the switch panel.
Remove the screws, and remove the power window sub switch.

Fig 1: Removing/Installing Power Window Subswitch - Passenger's Side
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.