Retrofit speaker - AZ82.70-P-0001-03TA

Remove insulation (17) in the area of the hands-free system speaker to be installed from the trim (10).
The area is already preperforated.
Make cutout (18) with diameter (A) in trim (10) as per the picture.
A distance of at least 10 mm from the bracket (see arrow) must be maintained.

Fig 1: Identifying Hands-Free System Speaker Cutout Diameter
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Install speaker cover (20) in trim (10).
When installing the trim (10), the speaker connector (22) of the speaker wiring harness (23) is contacted with the wiring harness connector FSE 12.

Fig 2: Installing Speaker Cover
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Screw hands-free system speaker (13) into the speaker cover (20).
Fasten the hands-free system speaker (13) in the trim (10) with the screw-type sleeve.
As shown in the picture the speaker wiring harness (23) of the hands-free system speaker (13) must run downwards.

Fig 3: Identifying Speaker Wiring Harness Of Hands-Free System Speaker
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Contact speaker connector (22) of the speaker wiring harness (23) with the speaker connector (1) of the speaker branch-off line (11).

Fig 4: Identifying Speaker Connector, Speaker Wiring Harness & Speaker Connector Of Speaker Branch-Off Line
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.