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Home >> Mercedes Benz >> 2012 >> S63 >> Repair and Diagnosis >> Restraints >> Seat Belts >> Seats, Bunks, Restraint Systems - 221 Chassis - 2 Of 4 >> Testing & Repair >> Remove/install rear seat backrest >> Remove/install rear seat backrest - AR91.12-P-1620SXS

Remove/install rear seat backrest - AR91.12-P-1620SXS

MODEL 221.1 with CODE (Z07) Top protection 

Shown on the right rear seat backrest 

Fig 1: Identifying Right Rear Seat Backrest Remove/Install Components (1 Of 2)
G10129736Courtesy of MERCEDES-BENZ USA
Fig 2: Identifying Right Rear Seat Backrest Remove/Install Components (2 Of 2)
G10129737Courtesy of MERCEDES-BENZ USA

Shown on the right rear seat backrest 

REMOVINGINSTALLING Remove/install     
1 Remove left or right rear seat cushion   AR91.12-P-1020SXS 
2 Fold down rear head restraints    
3 Release upholstery above center armrest (3) on the release levers (2) (arrows) and remove upward    
4 Remove left or right side paneling in rear.   AR68.30-P-4780SXS
5 Undo bolts (4) on seat adjustment mechanism TORQUE SPECIFICATION *BA91.12-P-1002-03H 
6 Undo bolts (5) on rear seat backrest (1) TORQUE SPECIFICATION *BA91.12-P-1003-03H 
7 Slide rear seat backrest (1) upwards and remove    
8 Detach electrical connector from left rear backrest angle adjustment motor or right rear backrest angle adjustment motor    
9 Detach left rear multicontour backrest connector (X54/33) or right rear multicontour backrest connector (X54/34) and pneumatic line (8)    
10 Disconnect electrical connector (9).    
11 Remove rear seat backrest (1)    
12 Install in the reverse order    
REAR SEATS

Number Designation Model 221
BA91.12-P-1002-03H Bolt for rear seat backrest to seat adjustment mechanism Nm 18
BA91.12-P-1003-03H Bolt for rear seat backrest to rear wall Nm 18