Remove/Install Panoramic Sliding Roof Motor - AR77.21-P-6995MFA

Model 118, 177 

with code 413 (Automatic panoramic sliding sunroof) 

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

Fig 1: Panoramic Sliding Roof Motor Components Location - Model 118 With Code 413

Courtesy of MERCEDES-BENZ USA

	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	Switch off ignition and store transmitter key outside of transmitter range (min. 2 m).
2	Release roof lining in front area until panoramic sliding sunroof drive unit (M12) is accessible.	Model 118.6 with code 413 (Automatic panoramic sliding sunroof)	AR68.30-P-4300MFD
		Model 118.3, 177.1/9 with code 413 (Automatic panoramic sliding sunroof)	AR68.30-P-4300MFV
		Model 177.0 with code 413 (Automatic panoramic sliding sunroof)	AR68.30-P-4300MFA
3	Remove screws (1).
4	Lower panoramic sliding sunroof drive unit (M12) until electrical connector (2) is accessible.	Do not crush or kink or subject electric lines to tension. This will result in damage to the electric lines and can impair their function.
5	Release and disconnect electrical connector (2) and remove panoramic sliding sunroof drive unit (M12).
6	Install in the reverse order.
7	Normalize commissioning of panoramic sliding sunroof drive unit (M12) using diagnostic system and perform teach-in run for automatic reversing function.	When replacing panoramic sliding sunroof drive unit (M12).
			AD00.00-P-2000-06MFA