Subject	Eliminate all other variables first.
Posted by	ZiNnYc on September 18, 2010 at 11:26 PM
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In Reply To	Has anyone ever actually had intermittent rod knock? posted by SeedyROM on September 18, 2010 at 01:22 PM
Message	I would start at the idler pulleys. Rod knock is supposed to get louder, not go away magically with higher RPM. It is possible that a bearing is ABOUT to go...just for shit and giggles, change your oil and check it for metal shavings with a strong magnet.
Follow Ups	Engine tapping noise (video included). Opinions wanted. - SeedyROM 23:44:01 09/16/10 Doesn't sound like lifters, could be a rod bearing going - ae300z 01:25:25 09/17/10 I missed my opportunity while out shopping. - SeedyROM 01:35:22 09/17/10 It can start randomly, and will usually get worse. - canyoncarver 19:42:29 09/17/10 That's too loud to be the lifters - ZXRider 02:04:48 09/17/10 Yeah, strange isn't it? - SeedyROM 02:14:50 09/17/10 Definitely strange. How is your oil pressure at idle? - ZXRider 02:21:59 09/17/10 ~40ish - SeedyROM 04:10:03 09/17/10 Sounds like a rod knock... - Ted (92TT) 04:07:26 09/17/10 Mine was the opposite. - Woody75 (Denver) 11:47:11 09/17/10 Yeah, that's how my white Z was when it went - SeedyROM 14:55:05 09/17/10 Yeah, I'll probably switch back just to see - SeedyROM 15:31:06 09/17/10 Re: Engine tapping noise (video included). Opinions wanted. - TheBoss 07:54:19 09/17/10 Running W50 oil - SeedyROM 15:30:07 09/17/10 have you tried turning on your VTC? - aliaZ 14:20:58 09/17/10 Don't have a Blazt, however - SeedyROM 15:41:48 09/17/10 I've been tracking this problem in my brother's car for - zQuikonE 15:12:41 09/19/10 Appreciate it - SeedyROM 22:38:25 09/19/10 you're welcome (n/m) - aliaZ 11:23:55 09/21/10 sounds like a rod knock - canyoncarver 19:18:59 09/17/10 Damn, I hope not. - SeedyROM 04:38:35 09/18/10 I agree, time to call Kyle (n/m) - spyhunterTT(nj) 13:02:18 09/18/10 Has anyone ever actually had intermittent rod knock? - SeedyROM 13:22:49 09/18/10 Eliminate all other variables first. - ZiNnYc 23:26:53 09/18/10 Will do (n/m) - SeedyROM 01:12:51 09/19/10 rod knock is not "supposed to" do anything - canyoncarver 12:32:53 09/19/10 Exactly (n/m) - Ted (92TT) 10:33:07 09/20/10 thats rod knock , quite sure of it (n/m) - ztunerz 21:45:29 09/19/10 Intake cam gear or rod knock sounds more like rod knock. - John (MD) 14:47:26 09/20/10 That's the plan today. I'll followup soon. (n/m) - SeedyROM 16:09:04 09/20/10 Let us know hopefully it is not a rod bearing (n/m) - John (MD) 20:03:55 09/20/10 UPDATE>>>> - SeedyROM 21:21:55 09/20/10 Re: UPDATE>>>> - Ted (92TT) 22:49:04 09/20/10 No doubt =) (n/m) - SeedyROM 22:54:53 09/20/10
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