i have a jumper harness and i need the schematics for the jumper since i feel like its wired up wrong..when i place the jumper on the harness and use a obd1 ecu ,i get a CEL and the car idles funny ..help will be apreciated,and please i need a page or info where it can show me the wires coming from 1 side to the other on the jumper

**obd2a to obd1 jumper

 

depending on engine harness, engine, and ecu you may have to wire in the iacv.