S2000 Under The Hood S2000 Technical and Mechanical discussions.

Driveline and engine problems!

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Old Nov 1, 2015 | 10:27 AM
  #1  
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Default Driveline and engine problems!

Hi guys, my car has been giving me some serious trouble lately and I'm getting pretty stressed out about it (she has 114k and is my daily driver!)

Ran some tests on the car today. Diff seems to rotate just fine (no noise when up in the air). Wheels are tightened properly and there is no play in them at all (so I think the bearings are fine). Wiggled the half-shafts and they have virtually no play. Tire pressures are all correct and the car was aligned yesterday. I have no idea what's making all that noise when I'm just cruising. AND as the icing on the cake my engine is still sounding odd, I think the injectors may be the problem.

Cabin noise seems to be really high with a sort of pulsing sound that is speed dependent. Additionally the engine sounds off and seems to have some kind of ticking as seen in the last clip. The car just had the TCT replaced and a valve adjustment. Engine has no other problem symptoms other than the noise and runs well.

Chime in with any ideas or suggestions. I need to get my baby fixed!

https://youtu.be/s3DPeBsR5X8
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Old Nov 1, 2015 | 10:44 AM
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Check oil level could cause a tick if low .on my car at least .. both sides of stick . and check motor mounts for the cabin noise .. Billman tct?
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Old Nov 1, 2015 | 11:17 AM
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Oil is fresh and topped off, TCT was done by Ballade Sports recently and motor mounts passed a visual inspection while the car was at Ballade as well.
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Old Nov 1, 2015 | 12:51 PM
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Update: The noise only seems to occur while moving forward. I took the car up to 30 in reverse and could not here the sound either in or out of gear. However, I can clearly hear it while moving forward (both in and out of gear)

Another video of the noise https://youtu.be/5TVBFQVpA50
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Old Nov 2, 2015 | 06:42 AM
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Anybody?! Still could use some help here!
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Old Nov 4, 2015 | 05:47 AM
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So please recap. You have a noise, pulse, whatever, that only happens going forward, not reverse. And it happens in gear or just rolling in neutral. Is that a correct summary?

Sent from my SM-G920P using IB AutoGroup
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Old Nov 4, 2015 | 08:51 AM
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Problem solved! Turns out it was the rear wheel bearings. Even though they didn't really fit the common descriptions of failing wheel bearings I had them swapped and everything is all good now.
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