Remove/Install TV Tuner - AR82.85-P-7366RG

Model 190.3 

as of model year 2019 With Code 865 (digital TV) 

Courtesy of MERCEDES-BENZ USA

Topical note	Notes on avoiding damage to optical fibers during repair work		AH82.60-P-0001-05AK
Topical note	Information on preventing damage to electronic components due to electrostatic discharge		AH54.00-P-0001-01A
	Remove/install
1	Commission TV tuner control unit (N143).	When replacing TV tuner control unit (N143).
			AD00.00-P-2000-04B
2	Switch off ignition and store transmitter key outside of transmission range (min. 2 m).
3	Move front seat to foremost position.
4	Remove strut mounting stay, front suspension brace.		AR64.20-P-0010RG
5	Remove side trim from rear passenger compartment on right.		AR68.30-P-4780RG
6	Release rear panel trim in area on upper right side.		AR68.30-P-4750RG
7	Release cover (1) and place to one side.
8	Remove emergency call system antenna.	Model 190.3 as of model year 2019 with code 348 (Emergency call/assistant system) with code 865 (digital TV) Model 190.3 as of model year 2019 with code 350 (Ecall emergency call system, Europe) with code 865 (digital TV) Model 190.3 as of model year 2019 with code 865 (digital TV) with code B54 (Live Traffic Information)
			AR82.95-P-0017RG
9	Remove telematics services communication module control unit.	Model 190.3 as of model year 2019 with code 865 (digital TV) with code B54 (Live Traffic Information)	AR82.85-P-0020RG
10	Unclip retaining clip (2) from holder (7).
11	Release and disconnect electrical connection (3).
12	Disconnect optical connector (9).
13	Release potential distributor (4) in from holder (7) in direction of arrow.
14	Remove screws (5).
15	Unscrew nut (6).
16	Remove TV tuner control unit (N143) together with holder (7).
17	Remove bolts (8) and remove TV tuner control unit (N143) from holder (7).	When replacing the TV tuner control unit (N143).
18	Install in the reverse order.