Overview of windscreen bonding

Install new windscreen rubber surround (top) .

1 Adhesive bead

2 Ceramic layer

3 Primer coat

4 Application point of adhesive bead

5 Rubber frame, top

6 Windscreen outer edge

A 8 ± 2 mm (width of adhesive bead)

B 12 -2 mm (height of adhesive bead)

C1 2 ±1 mm (spacing from 1 to 6)

C2 2±1 mm (spacing from 1 to 5)

C3 5±1 mm (spacing from 1 to 6)

D 20+2 mm (width of primer trace)

E1 0 mm (spacing from 3 to 6)

E2 0 mm (spacing from 3 to 5)

F approx. 300 mm (distance from 4 to 6)

R approx. 15 mm (radius of 1)

Fig 1: Overview Of Windscreen Bonding

Courtesy of BMW OF NORTH AMERICA, INC.

Perform the following steps carefully on windscreen (1) using vacuum lifting tool:

• Insert between engine compartment lid and cowl panel
• Position at top
• Align sides evenly
• Insert at bottom and press down
• Align upper seal to stop (3) on roof outer skin
• Joint gap is specified by bridge (4)
• Secure in terms of height in this position at top with two yellow plastic adhesive tapes (2)

Fig 2: Removing Windscreen

Courtesy of BMW OF NORTH AMERICA, INC.

Preload on top of windscreen to prevent wind noise: 

Windscreen (1) must be lower than roof outer skin (2). This is the only way to prevent wind noises.

Position special tool 51 0 010 in middle of vehicle depending on measurement (A) and check underprotrusion of windscreen (1).

Windscreen underprotrusion (A):

A = 1 +0.5 mm

X = Measurement stages 1... 4 mm

Fig 3: Identifying Underprotrusion Of Windscreen

Courtesy of BMW OF NORTH AMERICA, INC.

Version with HUD only:

Only with camera-based driver support systems: 

Carry out camera calibration via diagnosis system.

Under Service Functions menu:

• Body
  • Lane departure warning
    • Calibrate camera