LEMON Manuals: Even more car manuals for everyone
Home >> Mercedes Benz >> 2021 >> S500 >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Electrical System, Equipment & Instruments (2 Of 3) -- 223 Chassis >> Testing & Repair >> Remove/Install Multimedia Connection Unit Control Unit In Trunk - AR54.21-P-0125S

Remove/Install Multimedia Connection Unit Control Unit In Trunk - AR54.21-P-0125S

Model 223 

with code 72B (USB package) 

Fig 1: Multimedia Connection Unit Control Unit In Trunk Components Location - Model 223 With Code 72B (Shown With Code 224)
G16191642Courtesy of MERCEDES-BENZ USA

Shown with code 224 (Design individual rear seat system) 

Topical note  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Remove fuse and relay module in rear passenger compartment.   AR54.15-P-0001S 
2 Remove holder (1) and place to one side with attached control units.    
3 Disconnect electrical connectors (2).    
4 Remove multimedia connection unit (A90/7).    
5 Remove bracket (3). Model 223
with code 224 (Rear individual seat design) with code 72B (USB package)
 
6 Disconnect electrical connections (4). Model 223
with code 224 (Rear individual seat design) with code 72B (USB package)
 
7 Remove multimedia connection unit (A90/8). Model 223
with code 224 (Rear individual seat design) with code 72B (USB package)
 
8 Install in the reverse order.    
9 Commission multimedia connection unit (A90/7, A90/8). When replacing multimedia connection unit (A90/7, A90/8).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-06FR