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weird knock

PostPosted: Thu Aug 20, 2009 6:18 am
by ikon
when i turn on the car it has that notorious honda cold idle but at the peak of that idle which is about 1.5k there is a knock as if it was a valve knock but in normal acceleration it disappears. wtf?

PostPosted: Thu Aug 20, 2009 6:38 am
by 93cxhb
is it more of a solid knock or a bit of a tingy one ( if that makes since ) could be a rod . but not for sre

PostPosted: Thu Aug 20, 2009 6:41 am
by ikon
its a slight knock nd at first i suspected rod knock but it only does it when the idle jumps..........

PostPosted: Thu Aug 20, 2009 6:46 am
by 93cxhb
hmm wish i knew more .. maybe chicagomike will see this he'd prbly know .

PostPosted: Thu Aug 20, 2009 2:56 pm
by BLaCkSiLo
does it go away when it warms up? how many miles on the engine? i would bet piston slap cause your tolerances are wearing down.... either that or i read an article on ignition knock that goes away when it warms up,

any codes?