alrite so i just got my check engine light on...but here is the real problem, i just did a swap(PIECE OF **** SWAP BY THE WAY!)in my REX, and i have a obd0 ECU and an obd1 engine off a CX, so of course i have the conversion harness, but i get these codes(which by the way i dont know how to read)"4 long, 3 short" what are they? im thinking my fuel supply system but i dont know...i hear that obd0 ecu are not supposed to throw out long codes so wasup, please help...imma bout to go to the DMV 2maro to get my car register, and SOMGED! so i cant be having any check lights come on. any help will be nice

 

yup,fuel supply system. common in ef swaps. I havent come across anyone who can figure it out yet. i say pull the bulb out of the back of the cluster and hope you can slide.