High pitched noise

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Pophughes
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Posts: 12
Joined: Tue Feb 16, 2021 7:14 pm
Drives: 2012 blue motion
Location: Midlands

High pitched noise

Post by Pophughes »

My Polos recently started making a high pitched noise when driving.
The noise only starts once the car is hot and when I apply the brakes it stops.
Blue motion 2012 and it’s done about 80000 miles.

Recently been MOT’d and service.
Pads, discs and front tyres were replaced last year.

Any ideas?
Thanks

I would upload a video but I’m not sure how to or if I can?
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mirceaculita
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Joined: Fri Aug 21, 2020 11:25 am
Drives: 6R 1.2TDI 75hp
Location: Romania

Re: High pitched noise

Post by mirceaculita »

if the sound comes from the rear of the car it's the fuel pump. I don't think it's a problem
Pophughes
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Posts: 12
Joined: Tue Feb 16, 2021 7:14 pm
Drives: 2012 blue motion
Location: Midlands

Re: High pitched noise

Post by Pophughes »

I think it sounds like it’s coming from the front, possibly one of the wheels. It’s progressively got worse over the last week
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mirceaculita
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Posts: 270
Joined: Fri Aug 21, 2020 11:25 am
Drives: 6R 1.2TDI 75hp
Location: Romania

Re: High pitched noise

Post by mirceaculita »

You can record with your phone and upload it to youtube. Share the link here and maybe people can recognize the sound.
RUM4MO
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Drives: B8 S4 & 6R/6C1 1.2TSI 110
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Re: High pitched noise

Post by RUM4MO »

I'd think that it is related to the front brakes, possibly a small stone or just a build up of rust or you have had something touch/hit and so bend the front disc rear cover and it is touching the disc only under certain conditions.
Pophughes
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Posts: 12
Joined: Tue Feb 16, 2021 7:14 pm
Drives: 2012 blue motion
Location: Midlands

Re: High pitched noise

Post by Pophughes »

Turns out it was one of the shoes on the back. It was badly worn down so I had to have both replaced
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