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H22 iacv wiring

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Old Aug 22, 2018 | 09:10 AM
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Default H22 iacv wiring




hi all

i am trying to wire the iacv for 93 prelude h22, there are two wires. I know that one wire goes to ecu A9 and the second is power. But the problem is my wiring is hacked. How can I know which wire goes to ecu? If the wires plugged to the iacv where does the top and bottom wires goes to? I am attaching a photo
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Old Aug 22, 2018 | 10:02 PM
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Default Re: H22 iacv wiring

It doesn't matter which goes where... there is no polarity on the circuit. The "ground" wire if you will goes to A9 at the ECU and the other wire will go to 12v+... any yellow black wire that has 12v+ on it when the key is on will do. There is a junction plug on the engine harness with seven or eight yellow/black wires merging into it... that is where I would go.
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Old Aug 24, 2018 | 02:12 PM
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Default Re: H22 iacv wiring

Originally Posted by JRCivic1
It doesn't matter which goes where... there is no polarity on the circuit. The "ground" wire if you will goes to A9 at the ECU and the other wire will go to 12v+... any yellow black wire that has 12v+ on it when the key is on will do. There is a junction plug on the engine harness with seven or eight yellow/black wires merging into it... that is where I would go.
got it. Thanks bro
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