Honda Civic / Del Sol (1992 - 2000) EG/EH/EJ/EK/EM1 Discussion

Whining noise coming from engine bay when I rev.

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Old Sep 18, 2007 | 06:25 AM
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Default Whining noise coming from engine bay when I rev.

When I blip the throttle I get a whining/whistling noise. Whether the clutch is in or out, in gear accelerating, or stopped, it doesn't matter. If I rev it really high I get a screech that sounds like a belt slipping on me. I noticed yesterday that first gear is starting to grind when the engine is cold, it's possible that the two are related. Part of me wonders if it's the throwout bearing, but wouldn't that only whine when the clutch was to the floor?
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Old Sep 18, 2007 | 06:33 AM
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Sounds like it it may be the timing belt, but if it were tranny related, it would only whine (gears) if you were terribly low on trans fluid.
As for it being the throwout bearing, ive never heard of it being that before, but you never know.
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Old Sep 18, 2007 | 06:40 AM
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Default Re: (97Ej6mike)

if it was throwout bearing youd only hear when your accelerating through the beginning of gears (usually 1st, 2nd, sometimes 3rd) or gear braking. wont hear while in neutral..im going through that a second time now..its such an annoying sound.

have you changed timing belt yet??
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Old Sep 18, 2007 | 06:50 AM
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Yes, timing belt has roughly 5-6k on it...

My dad and I ended up changing it, and I did the water pump and timing as well as the tensioner.

****.

Any other bearings or anything else it could be?
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Old Sep 18, 2007 | 06:52 AM
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Default Re: (redline5th)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by redline5th &raquo;</TD></TR><TR><TD CLASS="quote">Yes, timing belt has roughly 5-6k on it...

My dad and I ended up changing it, and I did the water pump and timing as well as the tensioner.

****.</TD></TR></TABLE>

May be a wheel(s) for the A/C or P/S pump, mine used to have a whine to it. Lil bit of grease and its silent now.
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Old Sep 18, 2007 | 06:56 AM
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I'm praying it's powersteering. I want to delete it (and do it right) so bad.

Sounds like I have an F'n mini vortech under the hood. I'll go blip it and listen under the engine bay and see if I can find out where it's coming from.

I really really want to do a B18B swap, if it's something major maybe it's time to say goodbye to the D16...
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Old Sep 18, 2007 | 06:57 AM
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Default Re: (redline5th)

Ok .Does the noise go away when you hold the clutch in but don't put any gears? If so its probably your ISB(Input shaft bearing)I know someone will probably confirm this
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Old Sep 18, 2007 | 07:10 AM
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Just now I popped the hood and cranked it in neutral, and blipped it from underneath the hood, and I couldn't hear anything. From inside the car I couldn't hear anything when I reved with the clutch in or out in gear or not. I've got class here in about 20 min, so I'll see if it does it while in gear acceling. Strange, I know it was doing it last night. The cooler weather is probably causing it.
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Old Sep 18, 2007 | 07:21 AM
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i have the same exact problem, and i believe its the A/C belt being loose , because when the A/C is off it just makes the whining noise like you mentioned, and when i turn the A/C on it gets the squeek/chriping noise you mentinoed.

97Ej6mike what did you say about greasing the A/C P/S pumps?
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Old Sep 18, 2007 | 07:22 AM
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whining is usually the alternator.
pretty common.
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Old Sep 18, 2007 | 07:24 AM
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dont quote me on this one, but im 90% sure its ur throwout bearing... hows the clutch? is it stock or has it been changed recently?ive been having the same or similar problem... honda said it was my throwout bearing... everytime i accelerate it sounds terrible... but like they said ^ mostly 1st 2nd n 3rd... however... im going change the clutch soon, so hopefully itll stop...
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Old Sep 18, 2007 | 07:44 AM
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it doesnt sound that bad, it sounds like i have a big turbo inside spooling (i wish) and it only squeek/chirp when the A/C compressor on.
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Old Sep 18, 2007 | 07:47 AM
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Default Re: (shadohconspiracy)

lol it definitely doesnt sound like theres a big turbo..but anyway..if only happens while accelerating its the throwout bearing..if not, then it could be a belt..whether its new or worn out
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Old Sep 18, 2007 | 09:29 AM
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Well used to it'd do it when I was stopped out of gear clutch in or out. Today it won't do it, I'm back from class and no weirds.

I'll check it tonight when it cools off. I did notice a bit of gear clash in first leaving.

It's almost like the cooler weather is causing it.
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Old Sep 18, 2007 | 09:55 AM
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Default Re: (redline5th)

a belt couldve just been a little tight and after driving around it couldve stretched back out.
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Old Sep 18, 2007 | 10:55 AM
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but when I replaced all of the belts it didn't do that...

I'll see if it comes back tonight when it's cooler out. It's like 90 degrees.
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Old Sep 18, 2007 | 11:16 AM
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Default Re: (redline5th)

yea, it did the same thing a couple months ago when i put new motor in...but only when i started up after it sat all night...so it COULD be a belt
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