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Annoying Noise


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#1 kpf1grandprix

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Posted 27 March 2020 - 11:02 PM

Hi I’ve got this drumming type rattle noise towards the front of car beneath the clam ,that goes away once warmed up ,any ideas what it could be 



#2 smiley

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Posted 28 March 2020 - 02:37 AM

Does the speed of the rattle sound go up with increased speed of the car?

Is it gone as soon as you press the brakes?

 

 


Edited by smiley, 28 March 2020 - 02:38 AM.


#3 kpf1grandprix

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Posted 28 March 2020 - 09:28 AM

No at standstill. By the time I drive off it’s warmed up enough to disappear.
The noise tends to travel along the whole car while I’m standing there. Was thinking maybe the under trays
If I raise the revs it resonates then vanishes

#4 coldel

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Posted 28 March 2020 - 09:59 AM

Maybe try video it? Can you post you tube links on here can’t remember


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#5 kpf1grandprix

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Posted 28 March 2020 - 10:20 AM

Ah maybe put a vid on the VX220 Facebook , that’s pretty easy to do

#6 smiley

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Posted 28 March 2020 - 10:49 AM

With your "one warmed up", my guess would be crack in the exhaust manifold.
Creates a tipical ticking sound at startup, that goes away once hot (30 sec to a min), when sealing the crack.

 


Edited by smiley, 28 March 2020 - 10:54 AM.


#7 OneYet

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Posted 28 March 2020 - 11:32 AM

Hi I’ve got this drumming type rattle noise towards the front of car beneath the clam ,that goes away once warmed up ,any ideas what it could be 

 

Do you mean at the front of the car or towards the front in the engine bay?



#8 myles

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Posted 28 March 2020 - 11:50 AM

With your "one warmed up", my guess would be crack in the exhaust manifold.
Creates a tipical ticking sound at startup, that goes away once hot (30 sec to a min), when sealing the crack.


Yeah I'm there with my Piper manifold, it's literally a cracking upgrade.

#9 chris_uk

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Posted 28 March 2020 - 12:53 PM

a cracked manifold does tick until its warm enough for the metal to expand and seal the crack.. they usually crack between primaries 2 & 3. 



#10 kpf1grandprix

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Posted 28 March 2020 - 03:44 PM


Hi I’ve got this drumming type rattle noise towards the front of car beneath the clam ,that goes away once warmed up ,any ideas what it could be


Do you mean at the front of the car or towards the front in the engine bay?
Yes mate front of the car. Not engine. But the vibration noise travels along car to back. Had a look yesterday and if I apply my weight onto rad it quietens

#11 ayresyy

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Posted 30 March 2020 - 10:59 AM

Maybe one of the coolant hoses is slightly loose in the sill?



#12 2-20

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Posted 30 March 2020 - 11:36 AM

You should check radiator fasteners and fan...
Something is getting loose... Dilatation coming from radiators heat may be a reason for disappearing when warm.




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