Tailgate Window, Remove and Install or Replace -
F35 with BO-46974
Note: This document
describes the removal of the tailgate window using the Glass
Removal System BO-46974 . Individual
steps in the operation for non-destructive removal of the tailgate
window are described as an addition to the existing video VT
54.
Warning: To avoid
injuries to the hand and eye area, always put on gloves and goggles
from the Tool Kit BO-46974 before
starting work.
The Tool BO-46974 is recommended for
non-destructive removal of the glass. You will find further
information in the video VT 54.
Note: Park vehicle on
a flat surface and move front wheels to the straight ahead
position.
Remove
1. |
Detach windscreen wiper arm
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3. |
Detach tailgate lower inner panelling
• |
Unscrew 2x screws at the bottom (arrows)
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• |
Unclip 2x cap for handle (2)
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Unscrew 2x screw for handle
– |
Remove lower tailgate inner panelling
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4. |
Remove windscreen wiper motor of tailgate wash/wipe system
• |
Unscrew and remove 2x fastening screws (1)
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Disconnect wiring harness plug.
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Remove windscreen wiper motor
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Remove windscreen wiper motor panelling on the outside
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5. |
Unclip panelling for third brake light
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6. |
Remove third brake light
• |
Disconnect wiring harness plug (2)
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Take out third brake light
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7. |
Detach tailgate upper inner panelling
• |
Remove tailgate upper inner panelling
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8. |
Disconnect wiring harness plug, heated tailgate window
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Disconnect 2x wiring harness plug
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9. |
Detach rubber seal around the circumference
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10. |
Measure rear window diagonals
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Cut off cutting wire to four times the required length, approx
4960 mm
Note: The circumference
of the roll of wire is approx. 1 metre.
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11. |
Heat awl with a suitable tool
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12. |
Push awl through bed of adhesive
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Push awl (1) through the bed of adhesive in the area of the
windscreen wiper motor of the tailgate
Note: Ensure that the
tailgate window is not damaged as otherwise stress cracks may occur
in the tailgate window.
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13. |
Insert the cutting wire
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Thread cutting wire (2) into the bore in the awl and bend
over
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Draw cutting wire in as far as the centre of the window
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14. |
Lay cutting wire around the circumference
Note: Cutting wire must
be rolled in under the mounting strip
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15. |
Pull though end of the wire
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Push pointed awl through the bed of adhesive overlapping the
first entry point by approx. 1 cm
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Thread cutting wire (1) into the bore in the awl and bend
over
– |
Draw the rest of the wire into the interior with the pointed
awl
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16. |
Position the winch with two reels in the vehicle
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Position winch (1) in the lower left area of the tailgate
window
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Attach cutting wire (2) to winch
Note: Ensure the
cutting wire is laid correctly around the pulley of the winch
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Insert ratchet and apply tension to the cutting wire
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17. |
Cut out the tailgate window
• |
Cut out tailgate window until the cutting wire reaches the
height of the reel
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Arrow shows the direction in which the cutting wire is
running
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18. |
Position the winch with two reels in the vehicle
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Position winch (1) in the left area of the tailgate window
Note: Ensure the
cutting wire (2) is laid correctly around the pulley of the
winch.
– |
Insert ratchet and apply tension to the cutting wire
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19. |
Cut out the tailgate window
Note: It is necessary
to apply additional tensioning force when cutting in the area of
the window radius. Use lubricant on the pulley.
• |
Cut out tailgate window until the cutting wire reaches the
height of the reel
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Arrow shows the direction in which the cutting wire is
running
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20. |
Position winch with one reel in the vehicle
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Position winch (3) in the lower right area of the tailgate
window
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Attach cutting wire (2) to winch
Note: Ensure the
cutting wire is laid correctly around the pulley of the winch
Note: Winch with two
reels (1) retains its position.
– |
Insert ratchet and apply tension to the cutting wire
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21. |
Cut out the tailgate window
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Cut out tailgate window until the cutting wire reaches the
height of the reel
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Arrow shows the direction in which the cutting wire is
running
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22. |
Position winch with one reel in the vehicle
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Position winch (3) in the right area of the tailgate window
Note: Ensure the
cutting wire (2) is laid correctly around the pulley of the
winch.
Note: Winch with two
reels (1) retains its position.
– |
Insert ratchet and apply tension to the cutting wire
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23. |
Cut out the tailgate window
Note: It is necessary
to apply additional tensioning force when cutting in the area of
the window radius. Use lubricant on the pulley.
• |
Cut out tailgate window until the cutting wire reaches the
height of the reel
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Arrow shows the direction in which the cutting wire is
running
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24. |
Position the winch with two reels in the vehicle
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Position winch (1) in the upper left area of the tailgate
window
Note: Ensure the
cutting wire (2) is laid correctly around the pulley of the
winch.
Note: Winch with one
reel (3) remains in position.
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Insert ratchet and apply tension to the cutting wire
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25. |
Cut out the tailgate window
Note: It is necessary
to apply additional tensioning force when cutting in the area of
the window radius. Use lubricant on the pulley.
• |
Cut out tailgate window until the cutting wire reaches the
height of the reel
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Arrow shows the direction in which the cutting wire is
running
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26. |
Position the winch with two reels in the vehicle
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Position winch (1) in the upper right area of the tailgate
window
Note: Ensure the
cutting wire (2) is laid correctly around the pulley of the
winch.
Note: Winch with one
reel (3) remains in position.
– |
Insert ratchet and apply tension to the cutting wire
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27. |
Cut out the tailgate window
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Cut out tailgate window until the cutting wire reaches the
height of the reel
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Arrow shows the direction in which the cutting wire is
running
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28. |
Position both winches in the vehicle
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Position winch with two reels (1) in the central area of the
tailgate window
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Position winch with one reel (3) in the upper right area of the
tailgate window
Note: Ensure the
cutting wire (2) is laid correctly around the pulley of the
winch.
– |
Insert ratchet and apply tension to the cutting wire
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29. |
Cut out the tailgate window
Note: It is necessary
to apply additional tensioning force when cutting in the area of
the window radius. Use lubricant on the pulley.
• |
Cut out tailgate window until the cutting wire reaches the
height of the reel
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Arrow shows the direction in which the cutting wire is
running
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30. |
Position winches with one reel in the vehicle
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Position winch (3) in the upper central area of the tailgate
window
Note: Ensure the
cutting wire (2) is laid correctly around the pulley of the
winch.
Note: Winch with two
reels (1) retains its position.
– |
Insert ratchet and apply tension to the cutting wire
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31. |
Cut out the tailgate window
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Cut out tailgate window until the cutting wire has cut through
the bed of adhesive completely
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Arrow shows the direction in which the cutting wire is
running
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Remove cutting tool completely
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33. |
Cut down the bead of adhesive on the vehicle
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Using the tool supplied (1), remove the adhesive bead down to a
thickness of approx. 1 mm
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34. |
Repair any damaged paint
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Repair paint damage with a touch-up pen in the vehicle
colour
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35. |
Cut down the bead of adhesive on the tailgate window
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Using the tool supplied, remove the adhesive bead down to a
thickness of approx. 1 mm
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Install
36. |
Apply primer
Note: Only for new
windscreen.
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37. |
Apply adhesive bead
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Cut into the tip of cartridge in such a way that a bead of
adhesive approx. 13 mm thick is
produced.
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38. |
Insert tailgate window
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Insert tailgate window with MKM-641
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Position with fibre tape
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40. |
Attach rubber seal around the circumference
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41. |
Connect wiring harness plug, heated rear window
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Connect 2x wiring harness plugs
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42. |
Attach tailgate upper inner panelling
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Insert tailgate upper inner panelling
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43. |
Attach third brake light
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Connect wiring harness plug
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44. |
Clip in panelling of third brake light
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45. |
Attach windscreen wiper motor of tailgate wash/wipe system
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Install windscreen wiper motor
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Tighten 2x fastening screws firmly
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Connect wiring harness plug
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Install windscreen wiper motor panelling on the outside
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46. |
Attach tailgate lower inner panelling
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Insert tailgate lower inner panelling
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Tighten 2x screw, handle, firmly
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48. |
Attach windscreen wiper arm
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