What do I need to add homelink to my 2008? - Audizine Jan 08, 2021I have the overhead buttons what else do I need and does anyone have a wiring diagram in pdf for this? 12-23-2020 10:41 Have to pull two cables from the left bottom side to the front bumper right side where Audi are placing the homelink module. From the buttons to the fuse box on the left side fuse position 14 (if not in mistake) which is DIY: A4 / S4 Homelink Garage Door Opener Retrofit DIY PDF w Oct 12, 2020Hi. I bought a 2010 S4 and it didn't have homelink garage door buttons.. Every other Audi I have ever owned has had homelink... I guess they made it an option in the B8's? Either way. I added it in. Writeup should be good for a B8 / B8.5 A4 / S4 / A5 / S5 but I have only tested it on my S4. As always, process at your own risk. I am not responsible for accuracy of the instructions -or liable Related searches for audi homelink wiring diagram audi q5 homelink setupprogramming audi homelinkaudi garage door programmingaudi a4 homelinkaudi q5 homelink programminghow to reset homelink codesaudi q5 garage door programmingaudi homelink problems