BMW 316 - Solex 2BE Carb Issues

This is my Bimmer doing funky things. If anyone knows what would be buzzing at the start of the video, when my key is turned to ignition, please comment!

1984 BMW 316 Imported from Germany
Solex 2BE carburetor

Видео BMW 316 - Solex 2BE Carb Issues канала Marcus MacDonald