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Home >> Mercedes Benz >> 2021 >> GLS580 >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sliding Roof, Soft Top, Top Attachments - 167 Chassis >> Testing & Repair >> Remove, Install Roller Sun Blind On Panoramic Sliding Roof - AR77.21-P-0215ME

Remove, Install Roller Sun Blind On Panoramic Sliding Roof - AR77.21-P-0215ME

Model 167.1/9 

With Code 413 (Automatic panoramic sliding sunroof) 

G14792038Courtesy of MERCEDES-BENZ USA
G14792039Courtesy of MERCEDES-BENZ USA
WARNING 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
REMOVING Remove     
1 Completely open roller sunblind (1).    
2 Remove headliner.   AR68.30-P-4300ME
3 Secure roller sunblind (1) against falling down and remove screws (2).    
4 Release and disconnect electrical connector from panoramic sliding sunroof roller sunblind drive unit (M12/5).    
5 Turn panoramic sliding sunroof roller sunblind drive unit (M12/5) clockwise until the roller sunblind (1) is removable. IMPORTANT Helper required.  
6 Remove roller sunblind (1).    
INSTALLING Install     
7 Turn panoramic sliding sunroof roller sunblind drive unit (M12/5) until the flags (3) of the drive cables protrude around the dimension (A) out of the guide rails (4) on both sides. If the protrusion of the drive cables is not symmetrical,

Remove panoramic sliding sunroof roller sunblind drive unit (M12/5), place both drive cables at the same length, and repeat the operation step.
AR77.21-P-0493ME 
8 Insert roller sunblind (1) on the mounting supports (5) in the guide rails (4). IMPORTANT The flags (3) must point inward at the top as shown and thus engage in the slide shoes (6).
IMPORTANT the slide shoes (6) must sit easily in the guide rails (4).
IMPORTANT Helper required.
 
9 Tighten screws (2) slightly by hand.    
10 Turn panoramic sliding sunroof roller sunblind drive unit (M12/5) until the roller sunblind (1) closes (at least 20 cm). IMPORTANT Helper required.
IMPORTANT This process must take place evenly and uniformly. The roller sunblind (1) must not tilt and the actuation must be easy.
If the roller sunblind (1) cannot be closed easily and evenly by turning the panoramic sliding sunroof roller sunblind drive unit (M12/5),

Adjust the positioning of the guide rails (4) of the roller sunblind (1) if necessary. Otherwise, continue with operation step 3 determine the cause.
Remove/install roller sun blind guide rail
AR77.21-P-0231ME 
11 Tighten screws (2).    
12 Install headliner.   AR68.30-P-4300ME
  Normalizing     
13 Normalize panoramic sliding sunroof using vehicle diagnosis system and perform teach-in run for automatic reversing function.    
REFER TO BASIC KNOWLEDGE     GF82.00-P-1000A
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06ME