http://imgur.com/a/vhAJhSee pictures in link, you need to make small pcb 6x4
I think black wire is wheelspeed in that goes to ec18 connector, use DVM to verify.
Or buy ps/2 cable with connector to plug inside vems.
Try to search forum for wheelspeed and speed sensor
I have it like this and i works good. just connected wire from my dash to vems.