Audi 4L0 055 204 B Instrucciones De Montaje página 11

17. Plug the open 3-pin housings together according to colour.
18. Connect the brown wires with eyelets to the ground point, rear right on the vehicle (Fig. 1/3).
Note
If the bottom red fuse box is missing from the vehicle, it must be ordered from Votex quoting
this number: 4L0 055 307.
19. Remove the rear cover on the red fuse box at the bottom (Fig. 1/5) and open the purple catch.
Insert the following wires in the respective fuse chambers:
Red wire into chamber 9.
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Red/black wire into chamber 10.
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Red/blue wire into chamber 11.
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20. Close the purple catch on the fuse box and place the black cover back in position.
Note
If equipment rack 4L0 907 462 for the trailer control unit is not already fitted in the vehicle, it
must be ordered with three flange nuts M6 N.015.082.5 from VW Kassel.
21. Insert and secure the trailer control unit onto the equipment rack (Fig. 1/7).
22. Insert 15 A fuses (provided) into fuse positions 9, 10 and 11.
Note
The functions "Charge line" and "Ground for charge line" can be retrofitted using the black
3-pin plug for the uninterrupted positive pre-installation.
Check operation
23. Re-connect the vehicle battery.
24. Match the vehicle code in the following control units via selected diagnostics/functions:
01 Engine electrical system (engine dependent, shown in the selected diagnostics)
03 Brake electronics
13 Distance control ACC
19 Diagnostics interface for data bus
34 Level control
3C Track switching assistant
76 Park distance control
6C Reversing camera
25. Code the trailer connection unit to "ohne Schwenkfunktion"(without hinge function) in the
selected diagnostics and the listed functions:
\body\electrical systems\69 - trailer function\J345 - control unit trailer detection, functions\
J345 – code control unit, (Rep.-Gr. 96) "ohne Schwenkfunktion" (without hinge function).
26. Check the operation of the trailer using suitable test equipment (with load resistances) or with
a trailer.
27. Check the entries in the error log and if necessary delete.
28. Using the Software Versions Management (SVM) system of the selected diagnostics, perform
an on-line document retrieval for the vehicle with the action number 050 200.
Audi Q7 WESTFALIA-Automotive GmbH 305 502 391 103 - 002 - 47/14
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