LF Control Unit Removal/Installation

Disconnect the negative battery terminal. (See NEGATIVE BATTERY TERMINAL DISCONNECTION/CONNECTION .)
Remove the service hole cover on the front side trim.

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

Fig 2: Locating LF Control Unit 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: Pressing LF Control Unit Tab
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.