While holding the switch in this position, remove (arrow 3) the switch housing from the instrument panel.
Disconnect the electrical connectors from the switch.
Use a screwdriver blade to release the clips 1 (fig. 14.66) and remove the headlight range control unit from housing 2.
Install the headlight range control unit into the housing until the latches snap into place.
Connect the electrical connectors to the switch.
Press the switch handle down (arrow 1, fig. 14.67) and in this position, turn the handle clockwise (arrow 2), as a result of which the hooks a will be retracted into the switch.
Install the switch housing (arrow 3, fig. 14.67) into the instrument panel socket and turn the switch counterclockwise, causing the hooks to come out of the switch and secure it to the instrument panel.
(This article was copied from the website: AudiManual.ru)