LF Control 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 service hole cover on the front side trim.

Fig 1: Service Hole Cover And Front Side Trim Location
Courtesy of MAZDA MOTORS CORP.
Disconnect the connector.

Fig 2: LF Control Unit Connector Location
Courtesy of MAZDA MOTORS CORP.
Pull the LF control unit in the direction of the arrow (2) shown in the figure and remove it while pressing the tab in the direction of the arrow (1).

Fig 3: Pulling LF Control Unit
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.