mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Body - Vario (Hardtop) Roof Water Leaks|Page 21970 > < Body - Vario (Hardtop) Roof Water Leaks|Page 21968
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Gap (A-Figure 9) too large.

Procedure: 

Check gaps (A-Figure 9) and adjust if necessary.

1.

Perform rain test.

2.

Partially open Vario roof.

3.

Remove seal from A-pillar rail and from Vario roof rail.

Only at corners (left magnified section in Figure 9). 

4.

Completely close Vario roof.

5.

Check gap (A-Figure 9).

Without seal
Use feeler gauge.
Nominal dimension: 5...55 mm, if value is not reached:

6.

Correct rail on A-pillar.

Do not adjust seal on Vario roof at side, otherwise gap to C-pillar rail is increased. 

7.

Install seal on A-pillar rail and Vario roof rail.

8.

Perform leakage test.

IV. Water Leak In Area of Roof Paneling

IV.

Penetration by water into roof paneling inside area

Cause 1: 

Body - Vario (Hardtop) Roof Water Leaks|Page 21970 > < Body - Vario (Hardtop) Roof Water Leaks|Page 21968