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Lsvtec in 96 hatch breaks up in high rpm

Old 09-20-2011, 07:33 PM
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Default Lsvtec in 96 hatch breaks up in high rpm

Just finished my lsv setup in my hatch and when in high rpms the car breaks up sounds like crazy misfire. Rpm gauge goes bananas, jumps from 6k-8k then 0 repeatedly. At first we thought it was the coolant temp sensor bc it was throwing that code, but we figured out we forgot to splice and connect that :facepalm:. Used to only do it once in a while but now everytime it goes into vtec it breaks up. B16a2 head on b18b1 block chipped p28.
Old 09-21-2011, 09:41 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

try replacing your igniter im pretty sure that will take care of your problem.
Old 09-22-2011, 12:31 AM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

New dizzy, wires, and spark plugs?
Old 09-22-2011, 12:56 AM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

definitely a dizzy related issue
Old 09-22-2011, 06:29 AM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

It was the dizzy, new cap and rotor and now I'm ripping all the way to 8500. Thanks
Old 09-22-2011, 07:05 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

my hatch does the same thing after after about 5.8- 6k rpm the tach goes krazy,
Old 10-01-2011, 02:51 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

ok so it wasnt the cap and rotor, car still does it no CEL anybody know what could be wrong?
Old 10-01-2011, 02:58 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

wires and plugs
Old 10-01-2011, 03:19 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

brand new wires and plugs both NGK
Old 10-01-2011, 03:20 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

your gonna spin bearings revving that up past 7k
Old 10-01-2011, 03:29 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

Did you gap your plugs properly? How is your fuel system? Check fuel pressure.
Old 10-01-2011, 03:32 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

check ur grounds.
Old 10-01-2011, 03:36 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

Originally Posted by 92lxsleeper
your gonna spin bearings revving that up past 7k
why do you say that?

Originally Posted by joeshmo
Did you gap your plugs properly? How is your fuel system? Check fuel pressure.
didnt gap the plugs at all just bought them and threw them in. fuel system is stock

Originally Posted by Mrevann
check ur grounds.
all grounds are good. all new wire
Old 10-01-2011, 03:37 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

Check your gaps. If they are NGK's, I bet they will be under .04. I bought v-powers and they were at .033 and they needed to be .044. Same with my NGK iridiums.
Old 10-01-2011, 03:41 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

how do i know where they need to be? at .044 also?
Old 10-01-2011, 03:46 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

Check the manual, but I believe it is .051" for b16.
Old 10-01-2011, 03:58 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

alright ill check that out and see what happens. thanks for the help
Old 10-25-2011, 05:03 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

ok bringing this back, replaced the dizzy with new cap and rotor and nothing. We pulled the plugs and replaced them did a valve adjustment, the car ran good for 2 days then started to break up again. Car only does it at WOT if i hold it at 1/2 throttle and bring it to like 7k it doesnt do anything... anybody have any suggestions? this is getting really annoying.
Old 10-25-2011, 05:27 PM
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Default Re: Lsvtec in 96 hatch breaks up in high rpm

make a video or something please
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