LF Control Unit Removal/Installation

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION ).
Remove the scuff plate (RH). (See SCUFF PLATE REMOVAL/INSTALLATION ).
Remove the front side trim (RH). (See FRONT SIDE TRIM REMOVAL/INSTALLATION ).
Disconnect the connector.

Fig 1: Identifying LF Control Unit And Connector
Courtesy of MAZDA MOTORS CORP.
While pressing the tabs in the directions of arrows (1) shown in the figure, pull the LF control unit in the direction of arrow (2) to detach the LF control unit from the LF control unit bracket.

Fig 2: Removing LF Control Unit From Bracket
Courtesy of MAZDA MOTORS CORP.
Remove the LF control unit from the LF control unit bracket.
When replacing the LF control unit bracket, perform the following procedure.
1. Remove the bolt.
  
  Fig 3: Identifying LF Control Unit Bracket And Bolt With Torque Specifications
  Courtesy of MAZDA MOTORS CORP.
2. While pressing the tabs in the directions of arrows (1) shown in the figure, pull the LF control unit bracket in the direction of arrow (2) to detach the LF control unit bracket tabs from the body.
  
  Fig 4: Pressing LF Control Unit Bracket Tabs
  Courtesy of MAZDA MOTORS CORP.
3. Remove the LF control unit bracket from the body.
Install in the reverse order of removal.