Remove/Install Sliding Sunroof Frame Segment For Panoramic Roof - AR77.21-P-0550MFA

Model 118, 177 

with code 413 (Automatic panoramic sliding sunroof) 

Courtesy of MERCEDES-BENZ USA

Shown on model 177.0 with code 413 (panoramic sliding sunroof) 

Courtesy of MERCEDES-BENZ USA

Shown on model 177.0 with code 413 (panoramic sliding sunroof) 

	Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof.	No parts of the body or limbs should be within the operating area when the components are moving.	AS00.00-Z-0011-01A
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Remove panoramic sliding sunroof drive unit (M12).		AR77.21-P-6995MFA
2	Remove panoramic roof roller sunblind drive cable.		AR77.21-P-0230MFA
3	Release and disconnect electrical connector (2) and remove from sliding sunroof segment (1).
4	Release and disconnect electrical connector on panoramic sliding sunroof control unit (N70/1).
5	Remove electrical wiring harness from sliding sunroof segment (1).
6	Unclip panoramic sliding sunroof control unit (N70/1) and remove in direction of arrow.
7	Unclip drive cable guide from retaining clips (5).
8	Remove nuts (3).
9	Detach sliding sunroof frame segment (1) from stud bolts and remove.	Ensure pilot bushings are correctly seated at sliding sunroof frame segment (1).
10	Install in the reverse order.