1.Installation does not affect the vehicle's normal use of the old remote control.

2.5 Line Control box in the driver seat inside according the line color to connection,red is anode Line, black is cathode Line, Green Line locked signal, Gray Line to open the door signal, white to open the back door signal (negative output).

This product not include transponder in it , so if you want add transponder inside , please order transponder 4c or 4d at my website .