Rear Window Glass Removal

Remove the battery cover. (See BATTERY REMOVAL/INSTALLATION [L3] .)
Disconnect the negative battery cable.
Remove the rear wiper arm and blade. (See REAR WIPER ARM AND BLADE REMOVAL/INSTALLATION .)
Remove the liftgate trim. (See LIFTGATE TRIM REMOVAL/INSTALLATION .)
Remove the rear wiper motor. (See REAR WIPER MOTOR REMOVAL/INSTALLATION .)
Remove the high-mount brake light. (See HIGH-MOUNT BRAKE LIGHT REMOVAL/INSTALLATION .)
Disconnect the filament connector.
Apply protective tape along the edge of the body.
NOTE:
- Overlap and adhere the protective tape to the corners to prevent damage.
  
  Fig 1: Applying Protective Tape Of Body
  Courtesy of MAZDA MOTORS CORP.
Insert the piano wire, which has been cut to sufficient length from inside the vehicle.
WARNING:
- Using the piano wire with bare hands can cause injury. Always wear gloves when using the piano wire.
NOTE:
- Before removing the rear window glass from the body, mark the position of the glass by affixing tape to the glass and body panel.
Wind each end of the piano wire around a bar.

Fig 2: Inserting Piano Wire
Courtesy of MAZDA MOTORS CORP.
NOTE:
- Use a long sawing action to spread the work over the whole length of the piano wire to prevent it from breaking due to localized heating.
Secure one end of the piano wire, and while pulling the other end, cut the sealant around the rear window glass.
Remove the rear window glass.
Remove the fasteners from the rear window glass.
NOTE:
- Place alignment marks on the rear window glass before removing the fasteners from the rear window glass.
  
  Fig 3: Pulling Piano Wire
  Courtesy of MAZDA MOTORS CORP.