Knocking noise

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Old 08-25-2010 | 02:22 AM
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gankda59's Avatar
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Knocking noise

I have a 04 STI. Motor started knocking a while ago. Was just wondering if anyone knows any shop that could diagnose and fix my car. If anyone can refer me to someone that would b great. I think i probably need to rebuild or drop new motor. Thanks.
Old 08-25-2010 | 02:25 AM
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can you describe the knock for us?
Old 08-25-2010 | 02:32 AM
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When it's cold everything is normal when it warms up that's when the knock comes out. It get louder n faster as the revs go up.
Old 08-25-2010 | 02:45 AM
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Just saying that its knocking is very vague and can cover a blanket list of possible problems.
Record a video with good sound and post it up. Any other symptoms like loss in power, metal shavings in oil, increase in vibration can be helpful in diagnosing.

Last edited by Deraj_53; 08-25-2010 at 02:49 AM.
Old 08-25-2010 | 02:54 AM
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I'll post a video I lose about a qt of oil a week. Didn't check or pull anything apart yet. Trying to find someone or a shop that can do it. Just don't know who to take the car too.
Old 08-25-2010 | 03:04 AM
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LS Automotive in Waipahu.
Old 08-25-2010 | 11:44 AM
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Any white smoke? Does it idle rough?
Old 08-25-2010 | 12:36 PM
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Plenty white smoke idles really rough. Everyone is telling me I need a new motor or at least everyone who listened to it
Old 08-25-2010 | 12:39 PM
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It could be Mr Opportunity.

Sorry I didn't see that you said there was white smoke.

That changes a lot.
Take it in and ask for a leakdown test.

Last edited by reido; 08-25-2010 at 12:43 PM.
Old 08-25-2010 | 01:23 PM
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broken ringland?

Last edited by Deraj_53; 08-25-2010 at 01:34 PM.
Old 08-25-2010 | 01:29 PM
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Yeah white smoke and sound is not good, but each by itself is not necessarily bad.

I was thinking at first it could be the tensioner pulley bearing. Mine went, and I totally freaked out and thought it was a spun bearing.

But the combination of smoke and knocking sound doesn't sound good.

It could still be a bad turbo. I've seen one with so much shaft play that it made a noise, but I doubt it.
Old 08-25-2010 | 03:32 PM
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I'll give you a working wrx for the broken sti.


Old 08-25-2010 | 03:44 PM
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^^^good deals, take it OP!
Old 08-25-2010 | 06:04 PM
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There's a new turbo in there the old one the shaft busted. After new turbo installed still lose a qt of oil in a week. Where's Can i take it for a leak down test and what's OP.
Old 08-25-2010 | 06:27 PM
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Originally Posted by gankda59
There's a new turbo in there the old one the shaft busted. After new turbo installed still lose a qt of oil in a week. Where's Can i take it for a leak down test and what's OP.
OP means original poster.....you. haha


I'm serious about giving you a wrx for the sti,

I have 3 right now, 2 pretty heavily modified with sti short block and bigger turbos.

one even has forged pistons, nitrided crankshaft, ACL race bearings, ARP head studs. 280hp 311tq at the wheels.


interested?


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