S2000 Under The Hood S2000 Technical and Mechanical discussions.

VTEC not engaging?

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Old 11-28-2010, 02:02 PM
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Default VTEC not engaging?

A while ago, I tried going into vtec (accelerating in first until ~8000 rpm), but I didn't really feel VTEC at all. It wasn't bogging or anything, but I couldn't feel a noticeable surge in power or sound for that matter. It felt like a linear increase in power, but no surge that I hear people talking about.

I checked the forums, and people said that it is mostly due to oil starvation, but I had only recently done an oil change with Mobil 1 synthetic. Can anyone please pitch in on what the problem could be? My car is a bone stock AP1. Thanks.
Old 11-28-2010, 03:11 PM
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TCT? or a sensor? not sure.
Old 11-28-2010, 03:32 PM
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shiiitt now i also think that i dont feel that surge when vtec kicks in. everything is stock and no CEL. the sound is there but i dont feel the car getting faster when vtec kicks in....
Old 11-28-2010, 03:41 PM
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Lift ur airbox lid if u don't hear a pop into vtec something might be wrong.. Maybe ur vtec solenoid is unplugged?
Old 11-28-2010, 03:43 PM
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I think there is a little mesh filter like thing that may get clogged from time to time. Just take off the solenoid and clean it.
Old 11-28-2010, 03:52 PM
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my vtec solenoid looks clean and not rusted.... i'm afraid if i try to take it off and clean it, i might mess something up. ohh well i guess there is a first time for everything....
Old 11-28-2010, 04:05 PM
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I got the same problem you got, let me know when you fine something.
Old 11-28-2010, 04:08 PM
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So I read up some more about it, and it seems like throttle position could be a factor too (as in, at WOT, VTEC kicks in the hardest). I don't quite remember if I was WOT when I tried going into VTEC, but I'll let you guys know when I try it again.
Old 11-28-2010, 05:41 PM
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just because it's clean on the outside doesn't mean anything. The screen is on the inside.
Old 11-28-2010, 05:44 PM
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Here lazies.

http://lmgtfy.com/?q=vtec+solenoid+screen


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