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Remove/Install Bluetooth(R) Antenna - AR82.62-P-8982XG

Model 463 

as of model year 2019 

Fig 1: Bluetooth(R) Antenna Components Location - Model 463 As Of Model Year 2019
G13669844Courtesy of MERCEDES-BENZ USA
G13669845Courtesy of MERCEDES-BENZ USA
  Information on preventing damage to electronic components due to electrostatic discharge   AH54.00-P-0001-01A
REMOVING Remove     
1 Unclip cover (1) on left side of vehicle. SPECIAL TOOL Long wedge Fig 2
2 Remove display cluster (2).   AR54.30-P-6023XG
3 Remove head unit (A26/17) until the electrical connectors on the rear side of the device are accessible.   AR82.85-P-1101XG 
4 Disconnect electric line of Bluetooth® antenna (A2/91) from slot (4) of head unit (A26/17).    
5 Cut through electric line of Bluetooth® antenna (A2/91) at both ends as close as possible to the wiring harness (3) of the instrument panel. IMPORTANT The factory-installed electric line is permanently integrated into the wiring harness (3) of the instrument panel. Cut off Bluetooth® antenna when replacing. The factory-installed electric line remains in the vehicle.  
6 Remove cut-off section of the factory-installed electric line.    
7 Unclip Bluetooth® antenna (A2/91) from crossmember of instrument panel.    
REMOVING Install     
8 Clip in new Bluetooth® antenna (A2/91) at crossmember of instrument panel.    
9 Route electric line of new Bluetooth® antenna (A2/91) along wiring harness (3) of instrument panel to device installation slot of head unit (A26/17) and fix in place with cable tie.    
10 Connect electric line of new Bluetooth® antenna (A2/91) with slot (4) of head unit (A26/17).    
11 Install head unit (A26/17).   AR82.85-P-1101XG 
12 Install display cluster (2).   AR54.30-P-6023XG
13 Clip in cover (1).    
Fig 2: Identifying Long Wedge (115 589 03 59 00)
G13669846Courtesy of MERCEDES-BENZ USA