Rear buckle (RH): Notes

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

Switch the ignition off.
Disconnect the negative battery terminal and wait for 1 min or more. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION (US) .)
Remove the rear seat cushion. (See REAR SEAT CUSHION REMOVAL/INSTALLATION .)
Disconnect the connector.

Fig 1: Rear Buckle (RH) Bolt With Torque Specification
Courtesy of MAZDA MOTORS CORP.
Remove the bolt.
Remove the rear buckle (RH).
Install in the reverse order of removal. (See REAR BUCKLE INSTALLATION NOTE .)