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Discussion Starter #1
ive got an 89 civic hatch dx.....just did a mpfi swap on it.....im throwin an
EACV code (Electronic Air Control Valve).... i changed it out with 2 differant ones and its still throwin code 14.....cant figure it out.......there are three plugs that are the same and ive tried all three. i did my swap from the stock dual point harness.....other than that the swap is good and the car runs fine.
 

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I know this is going to sound stupid, but did you reset the ecu when you changed out the valve?
 

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Discussion Starter #3
yes i reset the ecu..........but thats not a dumb question.......it would be easy to over look........ but i still got the same problem.
 

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Me too, swapped a b-18 into my 90 rex si. same code. my idle fluctuates between 750-850 rpm... other than that, it seems to be fine.
 
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