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Renault megane cabriolet 2007 Auto- knocking noise from engine changes with rev. Normally noticeable when stationery. At stationery, if I increase the rev to 3000 and leave the peda, the noise start at 800 rev and the frequency slows down.

Posted / edited by AnonymousUser on : 18-01-2021

Answers :

Sound like you may have a lifter pecking put ear near valve cover and see if noise is more noticeable
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