if they're gen vag switches:
1 - output to window
2 - output to window
3 - power input (ign live)
4 - window lockout switch (earths switch)
5 - power input (ign live)
6 - switch light (ign live usually)
may need to swap 1 & 2 over, if the window doesnt work the right way when you 1st plug it in!