i have a 90 crx and im putting in a 94 gsr engine in it, but im having trouble with the wiring. i bought the adapter plug for a obd0 to an obd1, but need to find out what IAB secondaries and EVAP PURGE wires are? There are two wires coming off of each plug, but i need to know which one is the hot wire and which one is the ground wire? PLEASE HELP ME!!!!!!

 

top

 

the pin closer to the push tab is 1, the other is 2
evap- 1=yb 2=r r=A20 yb=junction connector
iab--- 1=pb 2=yb pb=A17 yb=junction connector

 

sleepinonacreeper Thank You for the help !!

 

yuor welcome,anytime