Remove/install antenna for digital tachographs (DTCO)

AR54.61-S-0014E

Remove/install antenna for digital tachographs (DTCO)

22.01.2020

Model

447

Shown with code JA9 (Traffic Sign Assist) or with code JF1 (Rain sensor)

1

Antenna

3

Cover

6

Retaining plate

2

Cover

Shown without code ET4 (Active Distance Assist DISTRONIC), without code JA9 (Traffic Sign Assist), without code JF1 (Rain sensor), without code LG2 (LED Intelligent Light System)

1

Antenna

5

Windshield

7

Adhesive tape

4

Bracket

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on carrying out repair work in the vehicle interior

AH68.00-N-0001-01S

 

Remove/install

1

Switch off ignition and store transmitter key outside of transmission range (min. 2  m).

2

Unclip cover (2) and remove.

Model 447
with code ET4 (Active Distance Assist DISTRONIC)
Model 447
with code JA9 (Traffic Sign Assist)
Model 447
with code JF1 (rain sensor)
Model 447
with code LG2 (LED Intelligent Light System)

 Installation: Ensure that cover (2) is seated correctly.

 Clip remover

*452589016300

3

Unclip cover (3) and remove.

Model 447
with code ET4 (Active Distance Assist DISTRONIC)
Model 447
with code JA9 (Traffic Sign Assist)
Model 447
with code JF1 (rain sensor)
Model 447
with code LG2 (LED Intelligent Light System)

 Installation: Ensure that cover (3) is properly seated.

 Clip remover

*452589016300

4

Disconnect electrical connector from antenna (1).

5

Remove antenna (1) from holder (4).

 Observe installation position of antenna (1).

 Installation: The electrical connector of the antenna (1) must face toward the front passenger side.

Double-sided adhesive tape TESA 77811

*BR00.45-Z-1201-02A

 Clip remover

*452589016300

If the holder (4) has detached from the windshield (5) or retaining plate (6) during removal of the antenna (1):



Remove holder (4) from windshield (5) or retaining plate (6).



Clean

6

Completely remove any residue of old tape (7) from rear or front side of holder (4) and clean bonding surfaces.

Cleaner

*BR00.45-Z-1025-04A

7

Remove any residue of old tape (7) from windshield (5) or retaining plate (6) and clean bonding surface.

If holder (4) has detached from windshield (5) or retaining plate (6) during removal of the antenna (1).

Cleaner

*BR00.45-Z-1025-04A

8

Remove any residue of old tape (7) from antenna (1) and clean bonding surface.

Not when replacing antenna (1).

Cleaner

*BR00.45-Z-1025-04A

9

Install in the reverse order.



Check

10

Check digital tachographs for proper operation.

Repair materials

Number

Designation

Order number

BR00.45-Z-1025-04A

Cleaner

A 005 989 19 71

BR00.45-Z-1201-02A

Double-sided adhesive tape TESA 77811

A 447 989 18 00