LF Control Unit Removal/Installation

Disconnect the negative battery cable. (Refer to NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION [SKYACTIV-G 2.0, SKYACTIV-G 2.5] .)
Remove the service hole cover on the front side trim.

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

Fig 2: Identifying LF Control Unit And Connector
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.