S2000 Under The Hood S2000 Technical and Mechanical discussions.

TCT and Valvetrain noise

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Old 02-12-2008, 09:20 AM
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Default TCT and Valvetrain noise

I started getting the infamous ticking sound that would appear mostly at idle. I switched up the TCT unit and filled it up with Mobil1. The sound seems like it went away only to come back a few days later. The sound is more pronounced at some times than others ( at the same rpm). The car has 51k miles on it and I'm not sure where to go from here. The idle/motor/compression test are great but the sound is pretty annoying. It is not audible at all with windows up. Any suggestions would be appreciated. Thanks
Old 02-24-2008, 06:31 PM
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im glad im not the only one. i actually changed my tct about a month or so ago. the valvetrain was quiet after changing it, however the sound came back after only a few days. hopefully somebody can chime in on this problem.
Old 02-24-2008, 07:09 PM
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my ap2 has been noisy since i bought it at 17k miles, i changed the tct at 42k and the noises came back after a few days. Its not the valves, i adjusted them at 45k and the noise was still the same, i changed to thinner oil and it still sounds the same, but it does sound like a chane slapping.
Old 02-24-2008, 09:09 PM
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if it sounds like this car

http://www.youtube.com/watch?v=NwFVZADoyx0

then its your TCT. at this time there is no permanent fix. PM Billman250...hes modifying a TCT as a solution to a permanent fix

-a
Old 02-25-2008, 10:59 AM
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why would thinner oil mask the sound...i believe thicker oil would mask the sound, but even still it is just a mask.
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