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Home >> Mercedes Benz >> 2021 >> C63 AMG 2D Convertible >> Repair and Diagnosis >> Accessories & Equipment >> Seats >> Seats, Bunks, Restraint Systems -- 205 Chassis (2 Of 3) >> Testing & Repair >> Remove/Install Lumbar Support Air Cushion On Front Seat - AR91.25-P-1450LWX

Remove/Install Lumbar Support Air Cushion On Front Seat - AR91.25-P-1450LWX

Model 205, 253 

with code 555 (AMG-Performance Seat) 

Model 213 

with code 275 (Memory Package (driver's seat, steering column and mirror)) 

with code 555 (AMG-Performance Seat) 

Model 213 

with code 555 (AMG-Performance Seat) 

with code P65 (Ergonomics package) 

G14815178Courtesy 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 Remove seat backrest padding.   AR91.10-P-0003LWX 
2 Detach retaining clips (1), remove air cushion (2) and place to one side.    
3 Unfasten felt tapes (3).    
4 Remove lumbar support pneumatic pump (M25/4, M25/5) and place to one side.    
5 Remove lumbar support electropneumatic controller unit (N32/23, N32/24) and place to one side.    
6 Disconnect electrical connections (4).    
7 Remove air cushion (2), lumbar support electropneumatic controller unit (N32/23, N32/24) and lumbar support pneumatic pump
(M25/4, M25/5) together.
IMPORTANT The air cushion (2), the lumbar support electropneumatic controller unit (N32/23, N32/24) and the lumbar support pneumatic pump (M25/4, M25/5) are one unit and can only be changed together.  
8 Install in the reverse order