[s-cars] S6 pinging woes - the continuation

[Mark Strangways]

But remember to post pictures if you do .. :-)


On 29-Jul-09, at 11:26 AM, joe.pizzimenti at gmail.com wrote:

> Very informative, thanks, but what you do on the weekends is your  
> business.
>
> Fact of the matter is, if a compression test comes out okay, there  
> is really no need to waste your time doing a leakdown test.
>
> Feel free to hit yourself in the head with a hammer, though.
>
>
> ------Original Message------
> From: Cody Forbes
> To: joe.pizzimenti at gmail.com
> Cc: pmische at comcast.net
> Cc: Bares, Vittorio
> Cc: djdawson2 at aol.com
> Cc: t44tqtro at gmail.com
> Cc: s-car-list at audifans.com
> Subject: Re: [s-cars] S6 pinging woes - the continuation
> Sent: Jul 29, 2009 11:08 AM
>
> It takes just a few seconds to whack yourself in the head with a
> hammer. That doesn't make it worth doing. I totally agree with PJM, he
> hit the nail on the head.
>
> -Cody (mobile)
>
> On Jul 29, 2009, at 9:51 AM, joe.pizzimenti at gmail.com wrote:
>
>> Compression tests take about 10 minutes to do, though.
>>
>>
>> Sent via BlackBerry by AT&T
>>
>> -----Original Message-----
>> From: "pmische" <pmische at comcast.net>
>>
>> Date: Wed, 29 Jul 2009 09:39:46
>> To: 'Bares, Vittorio'<Vittorio.Bares at nuance.com>;
>> <djdawson2 at aol.com>; <t44tqtro at gmail.com>; <s-car-list at audifans.com>
>> Subject: Re: [s-cars] S6 pinging woes - the continuation
>>
>>
>> During the leakdown, vent the cooling system and the cam cover for
>> insight
>> into where that air's ending up - you'll see bubbles and/or hear
>> it.  You
>> can also hear leaky valves by listening at the tailpipe or inlet
>> tract.
>>
>> Compression tests, which I believe are next to useless, do not
>> necessarily
>> correlate to leakdown tests.  Leakdown tests are much more telling.
>>
>> PJM
>>
>> -----Original Message-----
>> From: s-car-list-bounces at audifans.com
>> [mailto:s-car-list-bounces at audifans.com] On Behalf Of Bares, Vittorio
>> Sent: Wednesday, July 29, 2009 9:11 AM
>> To: djdawson2 at aol.com; t44tqtro at gmail.com; s-car-list at audifans.com
>> Subject: Re: [s-cars] S6 pinging woes - the continuation
>>
>> A friend of mine is coming by tonight w/a leakdown test device - not
>> nearly as quick and simple as a compression test - but I would assume
>> that if there is an HG failure between cylinders, where the adjacent
>> cylinder has open valves relative to the test cylinder at TDC - the
>> leakdown percentage should be very high for both those cylinders.
>>
>> I would assume that a compression test would show low compression in
>> those two cylinders also.
>>
>> Vittorio -
>> -----Original Message-----
>
>
> Sent via BlackBerry by AT&T
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