Tapping Sound from Engine Bay

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Deadnight
Posts: 6
Joined: Sat Mar 02, 2013 10:29 am

Tapping Sound from Engine Bay

Post by Deadnight »

Dear gentlemen,

Last saturday i picked up my RocR from VW and i had it tuned to ABT Stage 1. I was soo happy and have been driving around with my RocR

That evening after driving around, i stopped and was out from the car while the engine was running and idling.

I notice there was a tapping sound.. tap tap tap tap.. continuously. It's that not loud but noticeable.

Today i went to VW and ask my dealer to check the tapping sound. The technician came back and asked me whether i upgraded it to Stage 1, and i replied yes. He said the tapping sound most probably due to the Stage 1 coz all this while he never encountered any tapping sound from a stock RocR. In my head i was like 'really?' can a ECU remapped cause the tapping sound??

Anyway, he said he can diagnose it out but i need to make an appointment. So i've talked to my dealer, she will book me a slot and will get back to me.

Any one here with Stage 1 or stock R had experienced something like i did? Hope to hear from you guys.

Thanks
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Sincs
Posts: 209
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I drive a: Scirocco R
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Re: Tapping Sound from Engine Bay

Post by Sincs »

Engines tap, especially TFSI/TSI ones. If they didn't then they'd be silent, wouldn't they??
What you describe sounds normal to me... tap tap tap, but not too loud.

I've had three TFSI/TSI and they all tapped. Ticking might be a better description of the noise.
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eMiL-VR6
Posts: 308
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Re: Tapping Sound from Engine Bay

Post by eMiL-VR6 »

Yes, i would also say ticking. It's normal that they tick more when having them tuned.
It's the injectors you hear.
carlpea
Posts: 168
Joined: Sat Oct 15, 2011 10:44 am
In: Reflex Silver
With a: Manual box

Re: Tapping Sound from Engine Bay

Post by carlpea »

Yep mine sounds like a quiet diesel... especially when you first start up.

:).
Macman
Posts: 124
Joined: Fri Mar 01, 2013 1:11 am
I drive a: Scirocco R
In: Rising Blue
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Re: Tapping Sound from Engine Bay

Post by Macman »

This is the stock TSI tapping sound...
BTW this is the first time I've seen the keyless start and locking.
[youtube][/youtube]
Deadnight
Posts: 6
Joined: Sat Mar 02, 2013 10:29 am

Re: Tapping Sound from Engine Bay

Post by Deadnight »

Gentlemen,

I really appreciate your reply and explaination.

It gives me a relief to know that it is normal for TFSI/TSI engine to have the ticking sound.

Thanks Macman for the video, and the engine sound from the video is what i'm hearing on my engine..

Thank you so much guys.
Macman
Posts: 124
Joined: Fri Mar 01, 2013 1:11 am
I drive a: Scirocco R
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Re: Tapping Sound from Engine Bay

Post by Macman »

Just seen on Sky TV how American scientists solved the engine knocking by adding alcohol to slow down the combustion (RON values). But as it was not so abundantly cheap they found TEL (tetraethyl lead) yet it caused madness and later death and is why we now use Unleaded albeit with the knocking!
aajr
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Re: Tapping Sound from Engine Bay

Post by aajr »

Sorry to resurrect an old thread!!

[youtube][/youtube]

Is this the same tapping/ticking seen in this video? Right now its the only thing stopping me from buying the car. Any help appreciated

Scirocco R 11 plate 91k
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mick 49
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Joined: Fri Oct 03, 2014 5:35 am
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Re: Tapping Sound from Engine Bay

Post by mick 49 »

it could be a warn timing chain tensioner if the noise is from the right hand side of the engine about £300 to fix
MrBarry123
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Re: Tapping Sound from Engine Bay

Post by MrBarry123 »

mick 49 wrote:it could be a warn timing chain tensioner if the noise is from the right hand side of the engine about £300 to fix
You'll struggle to find a timing chain tensioner where the R is concerned as the R is belt driven.
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mick 49
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Re: Tapping Sound from Engine Bay

Post by mick 49 »

its on the opposite side of the engine to the cambelt of which ive just had replaced as well as the water pump as was 5yrs old there was a tapping noise from the right hand side of the engine so was advised to replace chain and tensioner noise gone all good
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