Remove/install front roof frame paneling - AR68.30-P-4450MCU

MODEL 451.3

Fig 1: Identifying Front Roof Frame Paneling Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove front interior lamp		AR82.20-P-0110MCU
2	Remove left and right sun visor		AR68.60-P-5480MCU
3	Remove inside rearview mirror		AR68.40-P-0001MCU
4	Unscrew bolts (3) from roof frame paneling (2) and remove bracket (4)
5	Unscrew bolts (1) from roof frame paneling (2)	First tighten bolt (1) in marked area (arrow B).
6	Lift roof frame paneling (2) over side paneling in marked areas (arrows A) and loosen catch (arrows C) on roof frame paneling (2)
7	Push brackets (6) on roof frame paneling (2) toward front out of guides (7) and remove roof frame paneling (2) until electrical connector (5) is accessible	On vehicles as of 31.8.10 and with code (876) Interior light package, disconnect electrical connector for ambiance illumination in the roof frame paneling (2) when removing roof frame paneling (2). Guide electric wiring harness on front interior lamps through opening into roof frame paneling (2).
8	Disconnect electrical connector (5) from automatic child seat recognition airbag OFF indicator lamp (E16) and remove roof frame paneling (2)
9	Unclip automatic child seat recognition airbag OFF indicator lamp (E16) from roof frame paneling (2) and remove	When replacing roof frame paneling (2).
10	Unclip ambiance illumination from roof frame paneling (2) and remove	When replacing roof frame paneling (2) on vehicles as of 31.8.10 and with code (876) Interior light package.
11	Install in the reverse order