Thread: 2.4 D5 Thumping noise
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Old Feb 12th, 2021, 19:46   #2
5cilinder
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You have worn soft valve lifters 0w30 oil with fuel its a known problem
You get escaping exhaust pressure in your inlet that way ,hence the noise
Last edited by 5cilinder; Feb 12th, 2021 at 19:49.
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