Parking Sensor Control Module Removal/Installation

WARNING: This page is about a different car, the 2017 Mazda CX-9. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the glove compartment. (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .)
Disconnect the connector.

Fig 1: Parking Sensor Control Module, Connector And Nuts With Torque Specification
Courtesy of MAZDA MOTORS CORP.
Remove the nuts.
Remove the parking sensor control module.
Install in the reverse order of removal.