I know there are 1000 threads discussing horn problems, but I wasn't really able to find anything in 1 spot that was super helpful for me. It's fairly basic, but I hope this helps someone solve their problem! For reference, my car is a 1991 318is. Not sure if they are all like this, but it worked for me!
I am not sure if I can embed this into r3v but here is the link on imgur - https://imgur.com/gallery/qNwUJvc
Enjoy.
I am not sure if I can embed this into r3v but here is the link on imgur - https://imgur.com/gallery/qNwUJvc
Enjoy.