Notification And Warning Speaker Removal/Installation: Rear

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION [(US)] .)
Remove the following parts:
1. Liftgate upper trim (See LIFTGATE UPPER TRIM REMOVAL/INSTALLATION .)
2. Liftgate side trim (See LIFTGATE SIDE TRIM REMOVAL/INSTALLATION .)
3. Liftgate recess (See LIFTGATE RECESS REMOVAL/INSTALLATION .)
4. Door lock switch (liftgate) (with door lock switch (liftgate)) (See DOOR LOCK SWITCH REMOVAL/INSTALLATION [(US)] .)
5. Power liftgate (PLG) rear switch (with power liftgate (PLG) rear switch) (See POWER LIFTGATE (PLG) REAR SWITCH REMOVAL/INSTALLATION .)
6. Liftgate lower trim (See LIFTGATE LOWER TRIM REMOVAL/INSTALLATION .)
7. Rear wiper arm and blade (See REAR WIPER ARM AND BLADE REMOVAL/INSTALLATION [(US)] .)
8. Rear wiper motor (See REAR WIPER MOTOR REMOVAL/INSTALLATION .)
Remove the bolts. (See Bolt installation note .)

Fig 1: Notification And Warning Speaker Bolts With Torque Specification (Rear)
Courtesy of MAZDA MOTORS CORP.
Remove the notification and warning speaker (rear).
Install in the reverse order of removal.