The Jeep Cherokee and a few other cars use this system now. There is a common control bus that connects most of the switches to the computer, each switch performs a serialized data command on the control bus, and the computer actually performs the functions.Originally posted by Don:
geo ... I have a 2001 R/T and all of the LH cars have a weird (to me) wiring system. Something about a single wire hooked to the computer that senses which switches are on. So .....