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Home >> Mercedes Benz >> 2021 >> E53 AMG 2D Convertible >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seats, Bunks, Restraint Systems - 238 Chassis (2 Of 4) >> Testing & Repair >> Remove/Install Front Seat Belt >> Remove/Install Front Seat Belt - AR91.40-P-1010LWP

Remove/Install Front Seat Belt - AR91.40-P-1010LWP

Model 205.4 

With Code 299 (PRE-SAFE®) 

Model 238.4 

G15379419Courtesy of MERCEDES-BENZ USA

Shown on model 238.4 With Code 810 (Sound system) on left side of vehicle 

G15379420Courtesy of MERCEDES-BENZ USA

Shown on left side of vehicle on model 205.4 

WARNING Risk of injury  during testing and repair operations related to pyrotechnical components Do not expose pyrotechnical component parts to temperatures above 100 °C or 212 °F. Disconnect current supply when working on such component parts. AS91.00-Z-0008-01A
CAUTION Risk of injury.  Injury may result when the tension in the spring in the automatic belt retractor is released. Never disassemble automatic belt retractors. AS91.00-Z-0002-01A
  Information, assessment and legal requirements when working with, handling and storing pyrotechnical components   AH91.00-Z-0000-10A
REMOVINGINSTALLING Remove/install     
1 Take reversible belt tensioner into service When replacing the reversible belt tensioner.  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 238.4 AD00.00-P-2000-06LWO
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 205.4 with code 299 (PRE-SAFE®) AD00.00-P-2000-04B
2 Remove lower side trim in rear Model 205.4 with code 299 (PRE-SAFE®) AR68.30-P-4784LWR
    Model 238.4 AR68.30-P-4784LWO
3 Disconnect battery ground line Model 205.4 with code 299 (PRE-SAFE®) AR54.10-P-0003LW
    Model 238.4 AR54.10-P-0003LWO
4.1 Remove screw (1) and loosen remaining screws of connecting panel (2) by several revolutions Model 205.4 with code 299 (PRE-SAFE®)
Model 238.4 except code 810 (Premium sound system)
 
    TORQUE SPECIFICATION Bolt, connecting panel to body *BA64.10-P-1001-01D 
4.2 Remove screws/bolts (1, 3) and loosen remaining screws/bolts of connecting panel (2 by several revolutions Model 238.4 with code 810 (Premium sound system)  
    TORQUE SPECIFICATION Bolt, connecting panel to body *BA64.10-P-1001-01D 
5 Disconnect electrical connector from speaker (4) Model 238.4 with code 810 (Premium sound system)  
6 Unscrew nut (5) and remove bracket (6) with speaker (4) Model 238.4 with code 810 (Premium sound system)  
7 Loosen nut (7) and screw/bolt (8) at seat belt extender    
8 Remove screw/bolt (9) at belt sash guide (10) TORQUE SPECIFICATION Bolt, front belt guide bracket *BA91.40-P-1002-01U 
9 Insert assembly wedge between connecting panel (2) and body SPECIAL TOOL Mounting wedge Fig 1
10 Guide out seat belt (11) between connecting panel (2) and body and place down in vehicle together with belt sash guide (10)    
11 Disconnect electrical connector (12)    
12 Remove bolts (13) TORQUE SPECIFICATION Bolt, front seat belt retractor *BA91.40-P-1001-01U 
13 Guide out reversible belt tensioner (14) in the sequence shown (arrows A, B, C, D)    
14 Disconnect electrical connection (15)    
15 Remove seat belt (11) with reversible belt tensioner (14) from vehicle    
16 Install in the reverse order    
17 Check Supplemental Restraint System (SRS) with diagnostic system When replacing the reversible belt tensioner (14).  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 205.4 with code 299 (PRE-SAFE®) AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 238.4 AD00.00-P-2000-06LWO
18 Carry out initial startup of PRE-SAFE® system with diagnostic system When replacing the reversible belt tensioner (14).  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 205.4 with code 299 (PRE-SAFE®) AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 238.4 AD00.00-P-2000-06LWO
19 Check belt adjustment function IMPORTANT Function requirements: Function activated via the head unit.  
REAR PANEL

Number Designation Model 205.4 Model 238.4
BA64.10-P-1001-01D Bolt, connecting panel to body Nm 20 20
SEAT BELTS/EMERGENCY TENSIONING RETRACTORS

Number Designation Model 205.4 Model 238
BA91.40-P-1001-01U Bolt, front seat belt retractor Nm 30 30
SEAT BELTS/EMERGENCY TENSIONING RETRACTORS

Number Designation Model 205.4 Model 238
BA91.40-P-1002-01U Bolt, front belt guide bracket Nm 30 30
Fig 1: Identifying Mounting Wedge (110 589 03 59 00)
G15379421Courtesy of MERCEDES-BENZ USA