Strange noise from center console - Help Needed For Diagnostic

Nam-uk

Active Member
May 11, 2011
1,228
391
lancashire.
Check the air pollan box after removing the pollan filter , as ive had the sound damping foam come away inside that box and break down as it gets stuck in the fan the noise made it sound was the worst, there is also a sound damping foam pad underneath the flap you can to get your hand around the back to clean it off.. its the plastic covering that jams in the fan .. defiantly worth checking... i took it all off when that happened and hovered it all out as the foam breaks down like the door seal foam
 
May 10, 2023
5
0
Istanbul
A bit of old foam might have become dislodged and stuck. What happens if you put the fans on max?
Thanks for your reply, I'm not sure which foam you mean, but we replaced the old sponge (there wasn’t much left of it! 😅) earlier because the heating wasn’t really working. When I set the fans to maximum, the noise becomes less noticeable since the fans are quite loud, but I think the noise is still there.

Check the air pollan box after removing the pollan filter , as ive had the sound damping foam come away inside that box and break down as it gets stuck in the fan the noise made it sound was the worst, there is also a sound damping foam pad underneath the flap you can to get your hand around the back to clean it off.. its the plastic covering that jams in the fan .. defiantly worth checking... i took it all off when that happened and hovered it all out as the foam breaks down like the door seal foam

Thanks for your reply, Worth checking this, As far I understand I can check all of this from pollen filter side right?


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Only thing I can be sure is, I'm driving this car more than 40.000km's this only happens when Its below 6-5 degrees celcius, It never happened on summer which I everyday use ac.
 

Battoussai

Active Member
Mar 22, 2016
495
153
Portugal
Just a guess here - to narrow down all possibilities. I saw you have an aftermarket radio, maybe an wince or android one? These radios often come with a built in fan. Have you checked that? Maybe the fan's busted bearing is causing that noise.
 
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May 10, 2023
5
0
Istanbul
Just a guess here - to narrow down all possibilities. I saw you have an aftermarket radio, maybe an wince or android one? These radios often come with a built in fan. Have you checked that? Maybe the fan's busted bearing is causing that noise.
Thanks for your reply, I completely removed radio before this is my first suspect when Its happened last winter, but not Its coming from the radio. I wish It was so I can throw it out from the window :LOL:
 

Battoussai

Active Member
Mar 22, 2016
495
153
Portugal
Ok, so you got that sorted out. I saw on the video (and you mentioned it) that the blower is off, so no AC or fan spinning. So it's really weird but I would rule out the heating fan. It is like a pulley on its way out grinding and transmitting the sound all through the ventilation... And the sound begins right away when you start the motor? When you rev up does the sound get worse or its the same?

And I would point a flashlight to the ventilation grilles and check if the flaps are working well, opening and closing because it can be broken or stuck and vibrating while the car is on.
 
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