93CobraCPR
Member
I have a 04 S250 and want to put on back up alarm. There are two wires on engine door, are these for back up? Is a toggle switch needed to activate?
I was also wondering the wiring diagram for 7 pin and 14 pin attachment connection?
thank you.
I was also wondering the wiring diagram for 7 pin and 14 pin attachment connection?
thank you.