mini swap help!!!!!

kukoo4cocopuffs

New Member
I just recently traded my em2 for a 98 hx with a mini swap and the first thing i did was go out and buy a p28 with obd2 to obd1 jumper harness but when I plunged it in my car boggs and idles really ruff below 3rpms does anyone no why I really need help and I am a noob
 

cgpEJ6

noob
Registered VIP
Registered OG
5+ Year Member
10+ Year Member
Does it run fine with the OBD2 ecu?
 


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