Keyless Receiver Removal/Installation

WARNING: This page is about a different car, the 2016 Mazda CX-5. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
Remove the following parts:
1. Trunk board (See TRUNK BOARD REMOVAL/INSTALLATION .)
2. Trunk end trim (See TRUNK END TRIM REMOVAL/INSTALLATION .)
3. Trunk side trim (LH) (See TRUNK SIDE TRIM REMOVAL/INSTALLATION .)
Disconnect the connector.

Fig 1: Identifying Keyless Receiver Bolt With Torque Specifications
Courtesy of MAZDA MOTORS CORP.
Remove the bolts.
Remove the keyless receiver.
Install in the reverse order of removal.