in the beginning of the video I say I leave the heat on in the cold weather and use the electric start so when I get in the car it's cold but I meant to say it's warm, I'm always making videos at about 3:00 or later in the morning and can't think very good.
This is basically a video showing you where the accessory wire is on a 2004 Mercedes C230 w203. I know the video is long but just in case you have the same alarm system and your diagram on the back of it is rubbed off or you lost your manual I will show you where a few of the wires go