Here’s a video installation instructions showing you how to install ambient light for Mercedes GLA CLA A W176
Product Link: 12 Colors Air Vent / Ducts for Mercedes GLA X156 CLA C117
Please note, center console lights is only compatible for Mercedes GLA & CLA, A Class W176 can only install the door ambient light, can not install center console lights. After/Before installation, need to do the coding to activate the ambient light menu, otherwise the ambient light will not work.