Windshield Glass: Installation

2022 Subaru Impreza Base, 4D Sedan, Automatic CVT TransSECTION Installation
CAUTION:
  1. Operate the switch - power window to move the glass assembly - front door to the lowest position.
  2. Operate the switch - power window sub rear to move the glass assembly - rear door to the lowest position.
  3. Fabricate the cartridge nozzle tip as shown and set the sealant gun with the adhesive.
    G13938808Courtesy of SUBARU OF AMERICA, INC.
  4. Remove the adhesive layer on the body using cutter knife to obtain smooth face of 2 mm (0.08 in) thick.
    CAUTION:
    • Be careful not to damage the body and paint surface. 
    • Be sure to keep some amount of old adhesive. 
    G13938809Courtesy of SUBARU OF AMERICA, INC.
  5. Clean the glass - front window and the body.
    1. Using a scraper, remove adhesive and double-sided tape left on the glass - front window. (When reusing the glass)
    2. Clean the glass - front window and the body with alcohol or appropriate cleaning solvent to completely eliminate cutting powder, dust and dirt.
  6. Install the locating pin. (When reusing the glass)
    1. Using a sponge, apply primer to the locating pin installation position on the glass - front window.

      Preparation items 

      Glass primer: Dow Automotive ESSEX U-401, U402 or equivalent

      NOTE:
      • Let primer dry for about one hour before installing the locating pin. 
      • Do not touch the surface coated with primer. 
    2. Apply adhesive to the locating pin adhesive surface.

      Preparation items: 

      Adhesive: Dow Automotive ESSEX U-400HV or equivalent

    3. Install two locating pins (2 places) to the positions marked with tapes, and remove the tapes.
      CAUTION:

      Always use new locating pins. 

  7. Attach the dam rubber - front to the glass - front window.
    CAUTION:
    • Install the driver's side dam rubber - front lower along with the dam rubber set mark on the glass side. 
    • Attach the passenger's side dam rubber - front lower straight between the dam rubber set marks while aligning with the dam rubber set mark. 
    • Impreza model
      G13938810Courtesy of SUBARU OF AMERICA, INC.
    • Crosstrek model
    G13938811Courtesy of SUBARU OF AMERICA, INC.
  8. Attach the molding - front window to the glass - front window.
    CAUTION:

    Be careful to attach the molding - front window so that the molding has no loose or undulating part. 

    G11246140Courtesy of SUBARU OF AMERICA, INC.
    1. Using a sponge, apply primer to the molding installation surface in the glass - front window side.

      Preparation items 

      Glass primer: Dow Automotive ESSEX U401, U402 or equivalent

      NOTE:
      • Let primer dry for about ten minutes before installing the molding - front window. 
      • Do not touch the surface coated with primer. 
    2. Align the molding - front window (A) to the upper ends (a) of the glass - front window (C).
    3. Install the molding - front window from both corners of the upper edge toward the center (b).
    4. Install the molding - front window from both corners of the upper edge toward the lower side (c).
    5. Firmly apply the double sided tape (B) of the molding - front window evenly to the surface of the glass - front window.
  9. Attach the seal - upper to the molding - front window.
    G13938813Courtesy of SUBARU OF AMERICA, INC.
  10. Install the glass - front window.
    1. Apply the primer to the adhesive surface of glass - front window side and body side using sponge.
      CAUTION:

      Do not apply primer to adhesive remaining on the body side. 

      Preparation items: 

      Glass primer: Dow Automotive ESSEX U-401, U-402 or equivalent

      Painted surface primer: Dow Automotive ESSEX U-413 or equivalent

      NOTE:
      • Primer once attached to the painted surface of the body and internal trim is hard to wipe off. Mask the circumference of such area. 
      • Let primer dry for about ten minutes before installing the glass - front window. 
      • Do not touch the surface coated with primer. 
    2. Apply adhesive to the end back surface of the glass - front window.

      Preparation items: 

      Adhesive: Dow Automotive ESSEX U-400HV or equivalent

      G13938814Courtesy of SUBARU OF AMERICA, INC.
    3. Fit the locating pins - front window to the vehicle body using suction rubber cups to install the glass - front window.
      G10319648Courtesy of SUBARU OF AMERICA, INC.
    4. Lightly press the entire perimeter of the glass - front window for tight fit.
    5. Make flush the adhesive surface jutted out using spatula.
  11. After completion of all work, allow the vehicle to stand for about 24 hours.
    NOTE:
    • When opening/closing the door after the glass - front window was bonded, always lower the glass assembly - door first, and then open/close it carefully. 
    • Move the vehicle slowly. 
    • For minimum drying time and vehicle standing time before driving after bonding, follow instructions or instruction information from the adhesive manufacturer. 
  12. Connect the wiper deicer connector. (Models with wiper deicer)
  13. Install the cowl panel assembly. Ref. to EXTERIOR/INTERIOR TRIM>COWL PANEL>INSTALLATION .
  14. Install the stereo camera cover and stereo camera assembly. (Models with EyeSight) Ref. to EYESIGHT>STEREO CAMERA>INSTALLATION .
  15. Install the trim panel - front pillar UPR. Ref. to EXTERIOR/INTERIOR TRIM>UPPER INNER TRIM>INSTALLATION .
  16. Connect the ground terminal to battery sensor. Ref. to REPAIR CONTENTS>REPAIR CONTENTS>NOTE>BATTERY .
    NOTE:

    For the hybrid model, connect the battery negative terminal. 

  17. After curing of adhesive, pour the water on external surface of vehicle to check that there are no water leaks.
    NOTE:

    When a vehicle is returned to the user, tell him or her that the vehicle should not be subjected to heavy impact for at least three days. 

  18. Perform the inspection, and adjustment and check of the stereo camera. (Models with EyeSight)
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • You smell fuel, burning insulation, or see smoke.
  • Brakes feel soft, pull hard to one side, or make grinding noises.
  • The engine overheats, stalls repeatedly, or misfires under load.
  • You are missing required tools, torque specs, or safe lifting equipment.
  • You are not confident in the next step or safety outcome.