Removing and Installing/Replacing Seal on Rear Door, Left or Right

51 71 200 - Removing and installing / replacing seal on rear door, left or right

Necessary preliminary tasks:
- Follow repair instructions for bonded seals.
- Remove cover on inside door window frame 51 34 160 Removing and Installing/Replacing Housing Cover on Inner Left or Right Door Window Frame
- Release door retainer from door pillar Service and Repair

Note:
The positioning of the seal must be established in six areas of the rear door with positioning aids to be stuck on.
Positioning aids are included with new seals.

E90 only - Position of seal (3) on rear door:

Area (A) at distance (D) to door rabbet.

Area (B) at line (1) of positioning aids (2) to be stuck on (see following work steps).
Area (C) at distance (E) to door inner panel. Bond straight between positioning aid "C1"/"C4" / "D1"/"D4".
Clean bonding surfaces on paint with adhesive cleaner (sourcing reference: BMW Parts Service).
D= - 2.8 mm
E = - 55 ... 70 mm
E91 only - Position of seal (3) on rear door:

Detach prestamped positioning aid from backing.

- Positioning aid "C2" rear door, left (door retainer)
- Positioning aid "D2" rear door, right (door retainer)
If necessary, cut out prestamped aperture (Y) from positioning aid. Align positioning aid with printed help marking (X), aperture (Y) and contact edge (2) to rear door and press.
Seal must rest on positioning edge (1) during sticking.
X - Start of bend radius
Y - Aperture for door retainer
Positioning aid "C1" for rear door, left ("D1" right)

Detach prestamped positioning aid from backing.

- Positioning aid "C1" rear door, left (below positioning aid "C2")
- Positioning aid "D1" rear door, right (below positioning aid "D2")
If necessary, cut out prestamped cutout for bore from positioning aid. Align positioning aid with printed help marking (X) and contact edge (2 and 3) to rear door and positioning aid "C2" or "D2" and press.
Seal must rest on positioning edge (1) during sticking.
X - Start of bend radius
Positioning aid "C3" for rear door, left ("D3" right)

Detach prestamped positioning aid from backing.

- Positioning aid "C3" rear door, left (above positioning aid "C2")
- Positioning aid "D3" rear door, right (above positioning aid "D2")
Align positioning aid with printed help marking (X) and contact edge (2 and 3) to rear door and positioning aid "C2" or "D2" and press.
Seal must rest on positioning edge (1) during sticking.
X - Start of bend radius
E90 only - Positioning aid "C6" for rear door, left ("D6" right)

Note:
Positioning aid "C6" or "D6" for E90 only.
Positioning aid "C7" or "D7" for E91 only.

Detach prestamped positioning aid from backing.
- Positioning aid "C6" rear door, left (door lock, top)
- Positioning aid "D6" rear door, right (door lock, top)
If necessary, cut out prestamped cutout for bore from positioning aid. Align positioning aid with printed help markings (X, Y), bores and contact edge (2) to rear door and press.
Seal must rest on positioning edge (1) during sticking.
X - Start of bend radius
Y - Opening for door lock
E91 only - Positioning aid "C7" for rear door, left ("D7" right)

Note:
Positioning aid "C6" or "D6" for E90 only.
Positioning aid "C7" or "D7" for E91 only.

Detach prestamped positioning aid from backing.
- Positioning aid "C7" rear door, left (door lock, top)
- Positioning aid "D7" rear door, right (door lock, top)
If necessary, cut out prestamped cutout for bore from positioning aid. Align positioning aid with printed help markings (X, Y), bores and contact edge (2) to rear door and press.
Seal must rest on positioning edge (1) during sticking.
X - Start of bend radius
Y - Opening for door lock
Positioning aid "C5" for rear door, left ("D5" right)

Detach prestamped positioning aid from backing.

- Positioning aid "C5" rear door, left (door lock, bottom)
- Positioning aid "D5" rear door, right (door lock, bottom)
If necessary, cut out prestamped cutouts for bores from positioning aid. Align positioning aid with printed help markings (X, Y), bore and contact edge (2) to rear door and press.
Seal must rest on positioning edge (1) during sticking.
X - Start of bend radius
Y - Opening for door lock
Positioning aid "C4" for rear door, left ("D4" right)

Detach prestamped positioning aid from backing.

- Positioning aid "C4" rear door, left (below positioning aid "C5")
- Positioning aid "D4" rear door, right (below positioning aid "D5")
Align positioning aid with printed help marking (X), opening and contact edge (2 and 3) to rear door and positioning aid "C5" or "D5" and press.
Seal must rest on positioning edge (1) during sticking.
X - Start of bend radius
Y - Opening due to folding

Important!
- Do not grip bonding surface.
- It is not the length of pressing in time but rather the level of pressing (approx. 10 ... 15 N/cm2) which is decisive here.
- Separation of seal after pressing destroys the adhesive layer.

Note:
After being pressed on gently, seal can be pulled off again up to 3 times. Do not dirty adhesive area.

Suspend seal (1) with open lip pointing inwards over door. Pull protection of positioning aid (liner) off seal in sections.
Stick on seal (1) as follows:
- Position seal with color coding on door window frame at front top.
- Gently press seal without stretching up to start of positioning aids.
- Check positioning of seal, correct if necessary (sag max. 30 mm).
- Firmly press down seal vertically to adhesive area up to above-mentioned area.
- Gently press seal without stretching up to entrance area.
- Check positioning of seal, correct if necessary and firmly press.
- Pull remaining protective film (liner) off seal.
- Press remaining seal without stretching.
- Check positioning of seal, correct if necessary and firmly press.
Remove positioning aids and assemble front door.