Audi Q7: Electrical System

 Rail, Removing and Installing

Special tools and workshop equipment required Trim Removal Wedge -3409- Removing - Remove the luggage fastening strap or the telescopic luggage bar. - Equipped on some models, front passenger side: remove the spare tire bracket. Refer to → Chapter. - Versions with 7 sea

 Windshield Defogger

Windshield Defogger The Windshield Defogger Control Module -J505- is activated by the Comfort System Central Control Module -J393- at the request of the Front A/C Display Control Head -E87-. This request is sent via the data bus to the Comfort System Central Control Module -J393-. The Comfort