Need Emissions for 89 civic
01-21-2007, 04:27 PM
#1
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Need Emissions for 89 civic
Hello does anyone do emissions? I have an 89 civic and I'm not sure if it will pass so does anyone do them or know how i can tweak it so that it possibly passes? it has a D-series engine (ZC), everything else is stock. plz help
01-22-2007, 01:27 PM
#7
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Originally Posted by crazyae
you can play with timing aswell, but i would try methyl hydrate first.
If you want to see rough results try to get your hands on a gas anaylzer before dishing out money for tests.
If you want to see rough results try to get your hands on a gas anaylzer before dishing out money for tests.
02-08-2007, 02:53 PM
#9
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Originally Posted by crazyae
you can play with timing aswell, but i would try methyl hydrate first.
If you want to see rough results try to get your hands on a gas anaylzer before dishing out money for tests.
If you want to see rough results try to get your hands on a gas anaylzer before dishing out money for tests.
dose this really work as i am trying to pass my 91 civic si with a sohc zc
i have replaced the cat o2 sensor plugs oil and so on but can not get the co down everthing els passes
02-08-2007, 03:16 PM
#10
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Originally Posted by sauga4
dose this really work as i am trying to pass my 91 civic si with a sohc zc
i have replaced the cat o2 sensor plugs oil and so on but can not get the co down everthing els passes
i have replaced the cat o2 sensor plugs oil and so on but can not get the co down everthing els passes
how much is it failing by? and is it at idle or asm?
02-08-2007, 03:23 PM
#11
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both
1st time - CO% 1.02 @ 2100rpm --- 2.49 @ idle
2nd time .74 @ 2100 ---------1.79 @ idle
3rd time .65 @ 2100 rpm -------- 2.29@ idle
its firing in all 4 plugs so maybe to rich
thats the screw on the throtle body right
so do i back it out ??
Thanks to antone who replys
1st time - CO% 1.02 @ 2100rpm --- 2.49 @ idle
2nd time .74 @ 2100 ---------1.79 @ idle
3rd time .65 @ 2100 rpm -------- 2.29@ idle
its firing in all 4 plugs so maybe to rich
thats the screw on the throtle body right
so do i back it out ??
Thanks to antone who replys
Last edited by sauga4; 02-08-2007 at 03:27 PM. Reason: Automerged Doublepost
02-08-2007, 06:01 PM
#12
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Join Date: Feb 2005
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Originally Posted by sauga4
both
1st time - CO% 1.02 @ 2100rpm --- 2.49 @ idle
2nd time .74 @ 2100 ---------1.79 @ idle
3rd time .65 @ 2100 rpm -------- 2.29@ idle
its firing in all 4 plugs so maybe to rich
thats the screw on the throtle body right
so do i back it out ??
Thanks to antone who replys
1st time - CO% 1.02 @ 2100rpm --- 2.49 @ idle
2nd time .74 @ 2100 ---------1.79 @ idle
3rd time .65 @ 2100 rpm -------- 2.29@ idle
its firing in all 4 plugs so maybe to rich
thats the screw on the throtle body right
so do i back it out ??
Thanks to antone who replys
02-08-2007, 06:03 PM
#13
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Join Date: Feb 2007
Location: Mississauga
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NOppm
the limit is 864
i blew 78
HCppm
limit 75
i blew 73
is that the screw on the throtlebody??
do i turn it out or in
the limit is 864
i blew 78
HCppm
limit 75
i blew 73
is that the screw on the throtlebody??
do i turn it out or in
Last edited by sauga4; 02-08-2007 at 06:06 PM. Reason: Automerged Doublepost
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