iab and evap hook up

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93hatchb16

New Member
I'm confused with this hook up on iab and evap. i want both of them hooked up but its just giving me a head ache. somebody help. i have a 1992 civic si hatch with a running b18c1. the motor is obd2 the engine harness is obd2 gsr harness the dash harness is stock obd1 si harness and the ecu is obd1 p72. anybody please help me! i want me car running full potential.
 
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