51 32 420 Removing and Installing/replacing finisher on front door window frame, left or right

For removal and installation only, not for adjustment:

Remove cover (anti-trap protection) on door window frame.

Open door window.

Partially detach rubber window seal (1) at rear.

Fig 1: Detaching Rubber Window Seal At Rear

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Loosen screws (1).

Remove finisher (2) and press approx. 3 mm towards rear.

Fig 2: Removing Finisher

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Remove trim (1) towards top.

Fig 3: Removing Trim

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Installation: 

If necessary, replace faulty plastic nuts (1).

Fig 4: Installing Plastic Nuts

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Installation: 

Check finisher (1) for damage, replace if necessary.

Fig 5: Checking Finisher

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Installation: 

To prevent wind noises.

Check gap with a 0.05 mm feeler gauge.

Slide feeler gauge between B-pillar finishers of front and rear doors.

Fig 6: Checking Gap Between B-Pillar Finishers Of Front And Rear Doors

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When the finishers are correctly adjusted, it must be possible to feel a slight suction resistance over the entire length of the finisher.

If the gap is too big, this may result in wind noises.

Installation: 

If necessary, release screws (1).

Press finisher (2) towards rear and tighten down screws (1).

Fig 7: Pressing Finisher Towards Rear

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If gap is still too big,

adjust finisher on window frame of rear door.