Audio Unit Removal/Installation

WARNING: This page is about a different car, the 2017 Mazda 3. 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 glove compartment. (See GLOVE COMPARTMENT REMOVAL/INSTALLATION .)
Remove the decoration panel. (See DECORATION PANEL REMOVAL/INSTALLATION .)
Remove the bolt.

Fig 1: Locating Bolt On Audio Unit
Courtesy of MAZDA MOTORS CORP.
Pull the audio unit in the order of arrows (1) and (2) shown in the figure, and detach the clips A and B from the dashboard.

Fig 2: Removing Audio Unit
Courtesy of MAZDA MOTORS CORP.
Disconnect the connectors.
Remove the audio unit.
Install in the reverse order of removal.