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Home >> Mercedes Benz >> 2021 >> CLS450 4Matic >> Repair and Diagnosis >> Body & Frame >> Sun Roof/T-Top/Convertible Top >> Sliding Roof, Soft Top, Top Attachments - 257 Chassis >> Testing & Repair >> Remove/Install Sliding Sunroof - AR77.20-P-3001FR

Remove/Install Sliding Sunroof - AR77.20-P-3001FR

Model 257, 290 

with code 414 (Sliding sunroof) 

G14549509Courtesy of MERCEDES-BENZ USA

Shown on model 257 on the right side of the vehicle 

G14549510Courtesy of MERCEDES-BENZ USA
CAUTION Risk of injury  caused by scraping or cutting body parts on sharp vehicle parts Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.
AS00.00-Z-0017-01A
REMOVINGINSTALLING Remove/install     
1 Remove sliding roof panel.   AR77.20-P-2854FR 
2 Remove roof lining and lay down in vehicle. Model 257
with code 414 (Sliding sunroof)
AR68.30-P-4300FR
    Model 290
with code 414 (Sliding sunroof)
AR68.30-P-4300FRX
3 Pull off the felt strips (3) until the screws located below (7) are accessible.    
4 Insert pliers (4) into corresponding opening (arrow) on left and right side of vehicle. SPECIAL TOOL Pliers Fig 1
5 Remove water drain hoses (2) from left and right side of sliding sunroof frame (1). NOTES
Carefully remove water drain hoses (2).
Otherwise damage may occur.
 
6 Disconnect electrical connector of sliding sunroof control module.    
7 Unscrew screws (7). IMPORTANT Bolts (7) remain on sliding roof frame (1).  
8 Remove pliers (4) and remove sliding sunroof frame (1) from vehicle through door cutout of front passenger door. NOTES
Cover center console.
Otherwise damage may occur.
IMPORTANT Aid of helper required.
INSTALLATION IMPORTANTSPECIAL TOOL Insert pliers (4) into corresponding opening (arrow) on left and right side of vehicle.
 
    SPECIAL TOOL Pliers Fig 1
9 Remove water drain rail. When replacing sliding roof frame (1). AR77.20-P-1997FR 
10 Remove wind deflector. When replacing sliding roof frame (1). AR77.20-P-2500FR 
11 Remove trim from sliding roof frame. When replacing sliding roof frame (1). AR77.20-P-0501FR 
12 Remove sliding sunroof control module. When replacing sliding roof frame (1). AR77.20-P-3022FR 
13 Remove the mounting bracket from the sliding roof. When replacing sliding roof frame (1). AR77.20-P-1702FR 
14 Install in the reverse order.    
15 Read out fault memory with vehicle diagnosis system and carry out teach-in run for the automatic reversing function of the sliding roof.    
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06FR
Fig 1: Identifying Pliers (164 589 00 37 00)
G14549511Courtesy of MERCEDES-BENZ USA