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Home >> Mercedes Benz >> 2021 >> A35 AMG >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sliding Roof, Soft Top, Top Attachments - 177 Chassis >> Testing & Repair >> Remove/Install Panoramic Roof Roller Sun Blind Drive Unit - AR77.21-P-0493MFA

Remove/Install Panoramic Roof Roller Sun Blind Drive Unit - AR77.21-P-0493MFA

Model 118, 177 

with code 413 (Automatic panoramic sliding sunroof) 

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

Fig 1: Panoramic Roof Roller Sun Blind Drive Unit Components Location - Model 177 With Code 413 (Shown On Model 177.0)
G15492304WARNINGREMOVINGINSTALLINGREFER TO SELF-DIAGNOSTIC SYSTEMSCourtesy 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
REMOVINGINSTALLING Remove/install     
1 Release roof lining in front area until panoramic sliding sunroof roller sunblind drive unit (M12/5) can be accessed. Model 177.0
with code 413 (Automatic panoramic sliding sunroof)
AR68.30-P-4300MFA
    Model 118.3, 177.1/9
with code 413 (Automatic panoramic sliding sunroof)
AR68.30-P-4300MFV
    Model 118.6
with code 413 (Automatic panoramic sliding sunroof)
AR68.30-P-4300MFD
2 Release and disconnect electrical connector (1) at panoramic sliding sunroof roller sunblind drive unit (M12/5).    
3 Unscrew screws (2) and remove panoramic sliding sunroof roller sunblind drive unit (M12/5).    
4 Install in the reverse order.    
  Normalizing     
5 Normalize panoramic sliding sunroof using vehicle diagnosis system and perform teach-in run for automatic reversing function.    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06MFA