Main Fuse Removal/Installation

Disconnect the negative battery cable. (See NEGATIVE BATTERY CABLE DISCONNECTION/CONNECTION .)
While pressing the main fuse cover hook in the direction of the arrow (1) shown in the figure using a tape-wrapped flathead screwdriver, lift up the main fuse cover in the direction of the arrow (2) to detach the main fuse cover hook from the main fuse tab.

Fig 1: Detaching Main Fuse Cover Hook From Main Fuse Tab
Courtesy of MAZDA MOTORS CORP.
Remove the main fuse cover.

Fig 2: Removing Main Fuse Cover
Courtesy of MAZDA MOTORS CORP.
Remove the nuts.

Fig 3: Removing Nuts
Courtesy of MAZDA MOTORS CORP.
Remove the main fuse.
Install in the reverse order of removal.