[urq] Fw: Audi 10 Valve Noises

[Patrick Carlier]

----- Original Message ----- 
From: "Patrick Carlier" <p.carlier at pandora.be>
To: "Stephen Kraus" <ub3ratl4sf00 at gmail.com>
Sent: Saturday, September 21, 2013 6:13 PM
Subject: Re: [urq] Audi 10 Valve Noises


> 2.3 10V , an NG or AAR by any chance ?
>
> Then it's most likely the auxiliary vacuum pump .
> It's run by an excentric on he cam shaft , that pushes on a shaft .
> That shaft is spring loaded , nut it doesn't get back in time and
> produces thesame sound as a broken valve lifter .
>
> Problem is a sticky valve in the vacuum pump .
> You can solve it by taking the vacuum pump apart , and thoroughly clean 
> it .
>
> Pat
>
> ----- Original Message ----- 
> From: "Stephen Kraus" <ub3ratl4sf00 at gmail.com>
> To: <urq at audifans.com>
> Sent: Saturday, September 21, 2013 6:00 PM
> Subject: [urq] Audi 10 Valve Noises
>
>
>> Hey UrQ guys,
>>
>> I'm having my 2.3l 10 valve acting like a valve is stuck open at idle, 
>> and
>> then at 2500-3000 I get a metallic noise.
>>
>> I'm kinda suspecting its the heavy weight oil (15w40) sticking a lifter,
>> but I wanted a second opinion.
>>
>> Any ideas?
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>