You would like to be informed about the beta-phases of Carly for Mercedes? Share this with friends: You find the current beta-phases here. Related Articles Manual for questions about the Carly interface What is the OBD-parameter function? Where do you plug the adapter in your Mercedes? Where can you download Carly for Mercedes and get the Pro Version? How do you get a stable connection to your Mercedes? Which adapter do you need for your Mercedes and where can you buy it?