Remove/install TV tuner

AR82.85-P-7366GR

Remove/install TV tuner

31.01.2019

Model

463.202/222/270/271/303/340/341

up to model year 2010

with code EM9 (TV tuner with aerial booster)

Model

463.222/270/271/340/341

as of model year 2010 up to model year 2013

with code EM8 (TV tuner)

Model

463.236

as of model year 2008 up to model year 2010

with code EM9 (TV tuner with aerial booster)

except code 979 (Special protection MB Guard)

Model

463.236

as of model year 2010 up to model year 2013

with code EM8 (TV tuner)

except code 979 (Special protection MB Guard)

Model

463.237

as of model year 2008 up to model year 2013

with code EM8 (TV tuner)

Model

463.243/244/245/246/247/249/250/254/309/322/323/332/333

up to model year 2013

with code EM9 (TV tuner with aerial booster)

Model

463.248

up to model year 2008

with code EM9 (TV tuner with aerial booster)

except code 979 (Special protection MB Guard)

Model

463.336

as of model year 2010 up to model year 2012

with code EM8 (TV tuner)

Model

463.346

up to model year 2013

with code EM8 (TV tuner)

Shown on model 463.309

A

Load compartment cover with draft stop

B

Load compartment cover mounting bracket

Shown on model 463.248

1

Plastic frame

3

Bolt

X1/27

TV/tuner antennas connector

2

Floor covering

A2/42

TV tuner (Europe:USA)

X1/28

TV/tuner connector

 

Remove/install

1

Activate Service mode in Telematic Alarm Identification on Demand (emergency call system) (Tele Aid)

Model 463.243/244/245/250/309/322/323/332/333, 463.247/254 up to 4/1/07
up to model year 2013
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
Model 463.248 up to 4/1/07
up to model year 2008
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
except code 979 (Special protection MB Guard)
Model 463.270 up to 4/1/07
up to model year 2010
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)

AR82.95-P-0005-03GR

Information on Tele Aid emergency call system

Model 463.243/244/245/250/309/322/323/332/333, 463.247/254 up to 4/1/07
up to model year 2013
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
Model 463.248 up to 4/1/07
up to model year 2008
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
except code 979 (Special protection MB Guard)
Model 463.270 up to 4/1/07
up to model year 2010
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)

AH82.95-P-0001-01GA

 Danger

Risk of explosion from explosive gas. Risk of poisoning and caustic burns from swallowing battery electrolyte. Risk of injury through burns to skin and eyes from battery acid or when handling damaged lead-acid batteries

No fires, sparks, open flames or smoking. Wear acid-resistant gloves, clothing and glasses. Only pour battery acid into suitable and appropriately marked containers.

AS54.10-Z-0001-01A

2

Disconnect battery ground line

Model 463.202/222/270/271/303/340/341
up to model year 2010
with code EM9 (TV tuner with aerial booster)
Model 463.236
as of model year 2008 up to model year 2010
with code EM9 (TV tuner with aerial booster)
except code 979 (Special protection MB Guard)
Model 463.236
as of model year 2010 up to model year 2013
with code EM8 (TV tuner)
except code 979 (Special protection MB Guard)
Model 463.248
up to model year 2008
with code EM9 (TV tuner with aerial booster)
except code 979 (Special protection MB Guard)
Model 463.346
up to model year 2013
with code EM8 (TV tuner)

AR54.10-P-0003G

Topical note

Notes on battery

AH54.10-P-0001-01A

3

Remove luggage compartment cover

Model 463.222/340
up to model year 2010
with code EM9 (TV tuner with aerial booster)
with code V53 (Stowage box and double roller cover for luggage)
Model 463.244/247/322/332
up to model year 2013
with code EM9 (TV tuner with aerial booster)

AR68.72-P-0010GK

4

Remove load compartment cover with draft stop (A)

Model 463.202/303
up to model year 2010
with code EM9 (TV tuner with aerial booster)
Model 463.250/254/309
up to model year 2013
with code EM9 (TV tuner with aerial booster)

 Three draw buttons per side.

5

Remove side stowage box cover at left rear

6

Remove load compartment cover mounting bracket (B) at side wall trim

Model 463.202/303
up to model year 2010
with code EM9 (TV tuner with aerial booster)
Model 463.250/254/309
up to model year 2013
with code EM9 (TV tuner with aerial booster)

 Remove on left side only.

7

Remove plastic frame (1) from CD changer

8

Detach rear left tie-down eye from wheel arch

9

Remove floor covering (2) from wheel arch

 To do so, lift side wall trim in rear area up slightly.

10

Remove cover panel under floor covering (2)

 To do so, remove two bolts.

11

Disconnect TV/tuner antenna connector (X1/27)

12

Disconnect TV/tuner connector (X1/28)

13

Remove screws (3)

14

Remove TV tuner (Europe: USA) (A2/42)

15

Install in the reverse order

16

Deactivate Service mode in Tele Aid

Model 463.243/244/245/250/309/322/323/332/333, 463.247/254 up to 4/1/07
up to model year 2013
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
Model 463.248 up to 4/1/07
up to model year 2008
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
except code 979 (Special protection MB Guard)
Model 463.270 up to 4/1/07
up to model year 2010
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)

AR82.95-P-0005-03GR

Information on Tele Aid emergency call system

Model 463.243/244/245/250/309/322/323/332/333, 463.247/254 up to 4/1/07
up to model year 2013
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
Model 463.248 up to 4/1/07
up to model year 2008
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)
except code 979 (Special protection MB Guard)
Model 463.270 up to 4/1/07
up to model year 2010
with code EM9 (TV tuner with aerial booster)
with code ET2 (MB phone with integr. Tele Aid emergency call sys.)

AH82.95-P-0001-01GA

17

Read out fault memory and erase



Model 463.202/222/270/271/303/340/341
up to model year 2010
with code EM9 (TV tuner with aerial booster)
Model 463.222/270/271/340/341
as of model year 2010 up to model year 2013
with code EM8 (TV tuner)
Model 463.236
as of model year 2008 up to model year 2010
with code EM9 (TV tuner with aerial booster)
except code 979 (Special protection MB Guard)
Model 463.236
as of model year 2010 up to model year 2013
with code EM8 (TV tuner)
except code 979 (Special protection MB Guard)
Model 463.237
as of model year 2008 up to model year 2013
with code EM8 (TV tuner)
Model 463.243/244/245/246/247/249/250/254/309/322/323/332/333
up to model year 2013
with code EM9 (TV tuner with aerial booster)
Model 463.248
up to model year 2008
with code EM9 (TV tuner with aerial booster)
except code 979 (Special protection MB Guard)
Model 463.336
as of model year 2010 up to model year 2012
with code EM8 (TV tuner)
Model 463.346
up to model year 2013
with code EM8 (TV tuner)

AD00.00-P-2000-04A

 STAR DIAGNOSIS Stored faults which can result from cables being disconnected or from simulation during removal and installation or test work, have to be processed and erased in the fault memories after completing the work.

18

Perform function test