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Home >> Mercedes Benz >> 2017 >> C300 Base, 2D Convertible >> Repair and Diagnosis >> Electrical >> Motors, Switches, Relays >> Electrical System - Body - 205 Chassis - 2 Of 5 >> Testing & Repair >> Remove/Install Loudspeaker Amplifier Control Unit >> Remove/Install Loudspeaker Amplifier Control Unit - AR82.62-P-7720CLW

Remove/Install Loudspeaker Amplifier Control Unit - AR82.62-P-7720CLW

Model 205.3 

with code 810 (Premium sound system) 

G13023904Courtesy of MERCEDES-BENZ USA
WARNING Risk of injury  caused by fingers being jammed or pinched when removing, installing or aligning hoods, doors, trunk lid/rear-end door or sliding roof. No parts of the body or limbs should be within the operating area when the components are moving. AS00.00-Z-0011-01A
  Notes on avoiding damage to optical fibers during repair work   AH82.60-P-0001-05AK
  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
  Notes on HANDS-FREE ACCESS   AH80.61-P-0001-01A
REMOVINGINSTALLING Remove/install     
1 Carry out initial startup of sound system amplifier control unit (N40/3) When replacing sound system amplifier control unit (N40/3).  
REFER TO SELF-DIAGNOSTIC SYSTEMS     AD00.00-P-2000-04B
2 Switch off ignition and remove transmitter key    
3 Remove right side trim panel from trunk   AR68.30-P-4800LW
4 Release and disconnect electrical connection (1) Model 205.3
with code 810 (Premium sound system)
with code U77 (Diesel Emission control BLUETEC (SCR))
 
5 Unscrew nuts (2)    
6 Unscrew nut (3), extend bracket (4) and set down    
7 Release and disconnect electrical connection (5)    
8 Disconnect electrical connection with optical fiber (6)    
9 Cover up connector for electrical connection with optical fiber (6) and device connection to sound system amplifier control unit (N40/3)    
10 Unscrew nuts (7)    
11 Remove sound system amplifier control unit (N40/3) from bracket (4)    
12 Install in the reverse order