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K Swapped Injector Problem.

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Old Feb 1, 2012 | 09:52 PM
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yanksox's Avatar
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From: groton, CT, USA
Default K Swapped Injector Problem.

92 Civic Hatch
K24 Bottom
K20a2 Head
Stock internals with a rbc.
K Pro

Heres my problem. That randomly happened today.

Car started idling rough. Then smoking. All while pulling up to a stop sign. You can smell it is just straight fuel. I plug in my laptop and watch my airfuel. It started going down as low as high 10:1's at idle. I listen to my injectors. Cyl 2-3-4 sound find. Cyl 1 sounds like it's wide open. So I unplug cyl 1. And it runs the same for like 20sec. Then Starts to lean out up to about 20:1. Im assuming that the Cyl 1 is flooding out from the injector open so when I unplug it. It is running on the fuel that is in there for the 20ish sec. Then burns it all out n runs rough again.

Something is causing my Cyl 1 Injector to go wide open. Randomly.

I swapped injectors. And it does the same thing.

The problem isn't consistent.

I am gonna find the pinouts. And test the wire for continuity(sp) tomorrow. And go from there. Just figured i'd get some second input incase anyone else has had a similar problem.


Heres a video. Check the a/f. Thats at idle. And then at times i'd rev it which you can see by watching the rpm.

http://www.youtube.com/watch?v=e4uj7...ature=youtu.be

Sorry bout the sideways video. I have no clue how to fix that.

Last edited by yanksox; Feb 1, 2012 at 11:45 PM.
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