two way pager alarm trouble

Hi everyone any help would be very much appreciated, I bought a Aolin 2 way pager alarm from ebay! and theveryone wanted atleast $200 bucks to install it which i didnt have,so itried to do it myself, i got the alarm working fine with arming and disarming, but i cant seem to get the remote start to work, the manual says that every bikes up and down engine stop wires are black and white but i cant find any black and white wires, but i did find a red and white wire that when i tested it with the engine on and off switch the tester lit up. the diagram also shows 4 wires for the ignition and my bike only has three coming out of the ignition, can someone please help?????? Thanks