Audi a4 b5 avant 96year
 

hello, i want to ask u for advice and help with my rear door speakers and original subwoofer. so, i was trying to do the same as this says : https://www.audiforums.com/forum/b5-...0/#post1189165
so, i found out that there is no original plugs on my wires. look in uploaded photo. So, what i want to ask is which ones wires is from my original subwoofer and audio amp. The unused wires is : 2 white's, yellow, purple, 3 grey, red with blue, blue with white.
see, its a total mess made with those wires.. what i want to know is which ones wires do i need to use for making my rear speakers and original subwoofer play? i have some RCA plugs as it asks in this guide: https://www.audiforums.com/forum/b5-...0/#post1189165
Help me please :)
I think that i need purple, white and yellow wires, yes? if not, which ones, and which one do i need to put into ground wire 1
[IMG]http://imagizer.imageshack.us/v2/800...0/855/yna5.jpg[/IMG]