i have an ef that cranks but doesnt start, im going to check for spark and fuel tomorrow so for now im just doing alittle research incase i do have both spark n fuel. question is can i use a main relay from a da in a civic?

 

Main relay from the da will work also from a eg civic will work

 

i did some more research your right the main relay part number is the same for the one in a ef thanx for your help