Hi i am in the middle of doing a MAF conversion on my car and have a complete harness from another vehivle and hooked it all up and it appears that I have no powerto the computer and the car wont start. please help

 

what year harness?

 

1992, and the car is a 1988

 

mine was the same way, fuel pump wouldnt turn on, ended up splicing into the 88 harness