Rear Wiper Motor Removal/Installation [5HB, WGN]

WARNING: This page is about a different car, the 2004 Mazda 6. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the negative battery cable.
Remove the rear wiper arm and blade. (See REAR WIPER ARM AND BLADE REMOVAL/INSTALLATION [5HB, WGN] )
Remove the liftgate lower trim.
Remove in the order indicated in Fig 1.

Fig 1: Removal Order Of Rear Wiper Motor - 5HB, WGN
Courtesy of MAZDA MOTORS CORP.
Install in the reverse order of removal.
Adjust the rear wiper arm and blade. (See REAR WIPER ARM AND BLADE ADJUSTMENT [5HB, WGN] )

Fig 2: Removing/Installing Rear Wiper Motor - 5HB, WGN
Courtesy of MAZDA MOTORS CORP.