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Home >> Mercedes Benz >> 2021 >> GT 43 AMG >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seats, Bunks, Restraint Systems (2 Of 3) -- 290 Chassis >> Testing & Repair >> Remove/Install Front Seat Cushion Padding >> Remove/Install Front Seat Cushion Padding - AR91.10-P-5040FRX

Remove/Install Front Seat Cushion Padding - AR91.10-P-5040FRX

Model 213, 290 

with code 555 (AMG-Performance Seat) 

MODIFICATION NOTES

22.11.2023 A repair can only be carried out through the complete installation of a service kit (consisting of the seat cushion cover, seat cushion padding (1), and sensor mat with weight sensing system (WSS) control unit). Operation step 20.1 in case of vehicles with code U10 (Front passenger seat with seat occupancy recognition).  

Shown on model 290 with code 873 (Seat heating for driver and front passenger) 

G16556379Courtesy of MERCEDES-BENZ USA
G16556380Courtesy of MERCEDES-BENZ USA
Notice  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Extend thigh rest (15) by approx. 4 cm.    
2 Remove front seat. Model 213
with code 555 (AMG-Performance Seat)
AR91.10-P-1000LW
    Model 290
with code 555 (AMG-Performance Seat)
AR91.10-P-1000FR 
3 Remove outer trims at seat frame. Model 213
with code 555 (AMG-Performance Seat)
with code U22 (Lumbar support adjustment)
AR91.10-P-1201LWA
    Model 290
with code 555 (AMG-Performance Seat)
AR91.10-P-1201FR 
4 Remove inner trims at seat frame. Model 213
with code 555 (AMG-Performance Seat)
AR91.10-P-1202LW
    Model 290
with code 555 (AMG-Performance Seat)
AR91.10-P-1202FR 
5 Release catches (arrows A) using a suitable tool, detach thigh support (15) and place onto seat cushion padding (1). IMPORTANT Observe positioning of hooks (13, 14).
IMPORTANT Pay attention to routing of electrical wiring harness (12).
 
6 Unhook left rear passenger compartment footwell lamp (E17/17) or right rear passenger compartment footwell lamp (E17/18) from seat adjustment unit and hang to one side with connected electric line.    
7 Unhook terminal strip (4). SPECIAL TOOL Dismantling tool Fig 2
8 Unhook tabs (3).    
9 Remove electrical connectors (2) and disconnect. Model 213, 290
with code 401 (Climatised front seats)
with code 555 (AMG-Performance Seat)
Model 213, 290
with code 555 (AMG-Performance Seat)
with code 873 (Left and right driver's seat heating)
 
    IMPORTANT The number of electrical connectors (2) varies depending on the vehicle equipment  
    INSTALLATION IMPORTANT Secure electrical wiring harness onto seat adjustment unit so that it is possible to adjust the front seat without any restrictions.  
10 Remove and disconnect electrical connector for seat ventilation motors. Model 213, 290
with code 401 (Climatised front seats)
with code 555 (AMG-Performance Seat)
 
11 Unhook cover from below all way round on seat cushion frame. INSTALLATION IMPORTANT Hook in cover, starting at corners.  
    SPECIAL TOOL Dismantling tool Fig 2
12 Unhook staple wire (17) from hooks (arrows B).    
13 Unhook cover in area of previously removed thigh rest (15).    
14 Unhook piping (16) and remove thigh rest (15) from seat cushion padding (1). IMPORTANT Pay attention to routing of electrical wiring harness (12).  
    SPECIAL TOOL Dismantling tool Fig 2
15 Remove seat cushion padding (1). IMPORTANT Observe routing of electrical wiring harnesses.  
16 Remove outer cover of seat cushion padding (1) of front passenger seat. Model 213, 290
with code 555 (AMG-Performance Seat) except code U10 (Front passenger seat with weight sensor)
 
    When replacing seat cushion padding (1) on front passenger seat.  
      AR91.18-P-1802FRX 
17 Remove cover of seat cushion padding (1) on driver's seat. When replacing the seat cushion padding (1) on the driver's seat.  
      AR91.18-P-1803FRX 
18 Glue on new heat mat for seat cushion padding (1) on driver's seat. When replacing the seat cushion padding (1) on the driver's seat.  
    Model 213
with code 401 (Climatised front seats)
with code 555 (AMG-Performance Seat)
Model 213
with code 555 (AMG-Performance Seat)
with code 873 (Left and right driver's seat heating)
Model 213
with code 555 (AMG-Performance Seat)
with code 902 (Seat heater Plus for driver and front passenger)
AR91.30-P-0015LWE
    Model 290
with code 401 (Climatised front seats)
with code 555 (AMG-Performance Seat)
Model 290
with code 555 (AMG-Performance Seat)
with code 873 (Left and right driver's seat heating)
Model 290
with code 555 (AMG-Performance Seat)
with code 902 (Seat heater Plus for driver and front passenger)
AR91.30-P-0015FR 
19 Glue on new heat mat for seat cushion padding (1) on front passenger seat. When replacing seat cushion padding (1) on front passenger seat.  
    Model 290
with code 401 (Climatised front seats)
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
Model 290
with code 555 (AMG-Performance Seat)
with code 873 (Left and right driver's seat heating)
except code U10 (Front passenger seat with weight sensor)
Model 290
with code 555 (AMG-Performance Seat)
with code 902 (Seat heater Plus for driver and front passenger)
except code U10 (Front passenger seat with weight sensor)
AR91.30-P-0016FR 
    Model 213
with code 401 (Climatised front seats)
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
Model 213
with code 555 (AMG-Performance Seat)
with code 873 (Left and right driver's seat heating)
except code U10 (Front passenger seat with weight sensor)
Model 213
with code 555 (AMG-Performance Seat)
with code 902 (Seat heater Plus for driver and front passenger)
except code U10 (Front passenger seat with weight sensor)
AR91.30-P-0016LWE
20.1 Remove sensor mat with Weight Sensing System (WSS) control unit from seat adjustment unit. Model 213, 290
with code 555 (AMG-Performance Seat)
with code U10 (Front passenger seat with weight sensor)
 
    When replacing seat cushion padding (1) on front passenger seat.  
    Model 213
with code 555 (AMG-Performance Seat)
with code U10 (Front passenger seat with weight sensor)
AR91.60-P-0720LW
    Model 290
with code 555 (AMG-Performance Seat)
with code U10 (Front passenger seat with weight sensor)
AR91.60-P-0720FR 
    IMPORTANT It is not permissible to replace the following components of the front passenger seat individually:
  • Seat cushion cover
  • Seat cushion padding (1)
  • Sensor mat with weight sensing system (WSS) control unit

A repair can only be carried out through the complete installation of a service kit (consisting of the seat cushion cover, seat cushion padding (1), and sensor mat with weight sensing system (WSS) control unit).
It is a closed safety system that was calibrated beforehand.
 
20.2 Remove seat occupancy recognition. Model 213, 290
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
 
    When replacing seat cushion padding (1) on front passenger seat.  
    Model 213
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
AR91.60-P-0720LWA
    Model 290
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
AR91.60-P-0720FRA 
21 Install in the reverse order.    
  Initial startup     
22.1 Carry out commissioning of Weight Sensing System (WSS). Model 213, 290
with code 555 (AMG-Performance Seat)
with code U10 (Front passenger seat with weight
sensor)
 
    When removing seat cushion padding (1) on front passenger side.  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 213
with code 555 (AMG-Performance Seat)
with code U10 (Front passenger seat with weight sensor)
AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 290
with code 555 (AMG-Performance Seat)
with code U10 (Front passenger seat with weight sensor)
AD00.00-P-2000-06FR
    SPECIAL TOOL Plates Fig 1
22.2 Carry out commissioning of seat belt warning sensor. Model 213, 290
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
 
    When removing seat cushion padding (1) on front passenger side.  
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 213
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
AD00.00-P-2000-04B
REFER TO SELF-DIAGNOSTIC SYSTEMS   Model 290
with code 555 (AMG-Performance Seat)
except code U10 (Front passenger seat with weight sensor)
AD00.00-P-2000-06FR
    IMPORTANT Menu sequence:
SRS control unit →
Actual value →
Front passenger seat belt reminder warning When the front passenger seat is occupied by a person with a weight > 48 kg, the actual value must change from "NOT OCCUPIED" to "OCCUPIED".
 
Fig 1: Identifying Plates (000 589 00 32 00)
G16556359Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Dismantling Tool (205 589 02 63 00)
G16556382Courtesy of MERCEDES-BENZ USA