Hello everyone hope you are all having a great day

i havce just brought myself a 318ti compact 1995 and as everyone knows they dont ahve remote locking i have read through here and i cany work out what i am meant to do i have the glovebox out and have found the yellow plug but i have connections in 4 and 17 and 13 i am very confused do i just slice into those original wires or not please help me anyone i am very close to giving up!!!!

and by the way the rcl kit came with instructins but they are crap they mean nothing at all lol

thaning you in advance