My #2 cylinder is running richer than others?

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Old Oct 20, 2003 | 05:58 PM
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Default My #2 cylinder is running richer than others?

Every other cylinder is running fine but #2 cylinder is running way too rich. I dont understand why? any suggestions
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Old Oct 20, 2003 | 06:00 PM
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Default Re: My #2 cylinder is running richer than others? (25 PSI CRX)

how do you know this? do you have a o2 for that runners... or have et's for everyr cylindr..... just curious
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Old Oct 20, 2003 | 06:02 PM
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Default Re: My #2 cylinder is running richer than others? (25 PSI CRX)

check your compression, do a leak down, if all is fine I would swap injectors and see if it follows the injector, could have a leaky one.... Jason
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Old Oct 20, 2003 | 06:56 PM
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Default Re: My #2 cylinder is running richer than others? (evoeone)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by evoeone &raquo;</TD></TR><TR><TD CLASS="quote">how do you know this? do you have a o2 for that runners... or have et's for everyr cylindr..... just curious</TD></TR></TABLE>

dirty plug maybe? but maybe its just poor burn in that cylinder or weak spark. try new spark cables
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Old Oct 20, 2003 | 08:40 PM
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Default Re: My #2 cylinder is running richer than others? (25 PSI CRX)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 25 PSI CRX &raquo;</TD></TR><TR><TD CLASS="quote">Every other cylinder is running fine but #2 cylinder is running way too rich. I dont understand why? any suggestions</TD></TR></TABLE>
I noticed that...lol. He returned the manifold because of creep problems, so its getting replaced w/an SST in the next couple weeks. #2 is still golden, while the rest are purple. check your injectors. Swap them around, see if the colors change runners on the next mani
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Old Oct 20, 2003 | 09:19 PM
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Default Re: My #2 cylinder is running richer than others? (Tinker219)

I would definately make sure there's a decent spark. Check plugs and wires for sure.

After pulling my plugs b4 doing a compression test, that was actually my worst fear lol. What the hell do i do when all of them are clean except for one which is pitch black was what i was thinkin

I really curious what'd cause this too, so im interested to find out.

How's the car running?
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Old Oct 21, 2003 | 07:31 PM
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Default Re: My #2 cylinder is running richer than others? (Tinker219)

ya I was going to do that when I get the mani back, if the injector is leaking what do I have to do?
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Old Oct 21, 2003 | 07:32 PM
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Default Re: My #2 cylinder is running richer than others? (evoeone)

#2 plug is black
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Old Oct 21, 2003 | 07:35 PM
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Default Re: My #2 cylinder is running richer than others? (25 PSI CRX)

check the wires and plugs as suggested. After that, most likely that injector. Had one do just the opposite on my old LS w/ nitrous and that cyl popped, because of a bad injector (leaned out).
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Old Oct 22, 2003 | 05:50 AM
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Default Re: My #2 cylinder is running richer than others? (25 PSI CRX)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by 25 PSI CRX &raquo;</TD></TR><TR><TD CLASS="quote">#2 plug is black </TD></TR></TABLE>
you have a wb02? if so, what was it running? injector might have stuck open...
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Old Oct 22, 2003 | 07:01 AM
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Default Re: My #2 cylinder is running richer than others? (Tinker219)

I got wb02 and regular, my wb is @ 11:8:1
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Old Oct 22, 2003 | 07:02 AM
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Default Re: My #2 cylinder is running richer than others? (25 PSI CRX)

interesting....im assuming compression is good? Vadian had bad compression, and his #4 cylinder I belive wasnt firing at all. His runner was exactly the same color as it was when it left my house....
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Old Oct 22, 2003 | 07:09 AM
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Default Re: My #2 cylinder is running richer than others? (Tinker219)

While the car isn't running How about getting the injectors flow tested.
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Old Oct 22, 2003 | 08:02 AM
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Default Re: My #2 cylinder is running richer than others? (HybridcivicLS-T)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by HybridcivicLS-T &raquo;</TD></TR><TR><TD CLASS="quote">While the car isn't running How about getting the injectors flow tested.</TD></TR></TABLE>

... Sounds like a siezed injector to me...
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Old Oct 22, 2003 | 11:14 AM
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Default Re: My #2 cylinder is running richer than others? (Tinker219)

compression is 210 across
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Old Oct 22, 2003 | 11:15 AM
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Default Re: My #2 cylinder is running richer than others? (HybridcivicLS-T)

I had them flow tested before I put them in my car. I guess I'll have them done again.
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Old Oct 22, 2003 | 12:29 PM
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Default Re: My #2 cylinder is running richer than others? (25 PSI CRX)

Check the wiring on the fuel injectors.

But usually if the wiring is messed up the injector will stick open and you will get misfires.

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Old Oct 22, 2003 | 01:25 PM
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Default Re: My #2 cylinder is running richer than others? (MachAF)

I had to wire in resistor box, maybe wires r not connected right. I'l check for that.
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