'07 A3 2.0t Oil Consumption

[Grant Lenahan]

good choices.

I typically run ELF/Total  Excellium NF 5w40; and then run thicker stuff for track duty.

Turbos are hell on oil too - so i'd err on the thick side ( but be rigorous about easy running until up to some reasonable temp)


Grant
On Mar 25, 2010, at 11:39 AM, Louis-Alain Richard wrote:

> Both cars use Pentosin PentoHigh 5w40 synthetic oil for winter use :
> API SM/CF and ACEA A3/B3/B4/C3
> 
> The urQ use 20W50 Mobil for summer use.
> 
> Louis-Alain
> 
> 
> -----Message d'origine-----
> De : quattro-bounces at audifans.com [mailto:quattro-bounces at audifans.com] De
> la part de Grant Lenahan
> Envoyé : 25 mars 2010 10:28
> À : Andrée-Anne Bourgeois
> Cc : quattro at audifans.com
> Objet : Re: '07 A3 2.0t Oil Consumption
> 
> My 2.7t never used a drop even in heavy use.
> 
> I ack that one should choose an oil that does nto shear down at hgih 
> temp - espedcially in a turbo. Is your oil ACEA A3/B4 rated?
> 
> Grant
> 
> Andrée-Anne Bourgeois wrote:
>> Two comments :
>> 
>> 1- An heavy foot will consume more oil. That's just the way it is with a
>> turbo engine (IME).
>> 
>> 2- Some cars are more prone to oil consumption, especially in city driving
>> where the oil separator device can not reach operating temperature or
> vacuum
>> is too strong or something else. I don't know the exact reason, but this
> was
>> a problem when I was at Renault, and it is a known problem on the Saab 2.3
>> engine that we own.
>> 
>> More, some oils are more prone to vaporize, so this augment the preceding
>> sentences.
>> 
>> We have this heavy oil consumption here in cold Montreal, it's just a
> fact.
>> Madame don’t have the same problem, but when I drive her car for a period
> of
>> time, oil consumption augment significantly. Her car is a turbo Saab. My
>> 1983 urQuattro with a freshly rebuilt turbo engine drinks oil when I take
>> her to a lapping session (at the ice racing track) but is otherwise
> totally
>> normal. 
>> 
>> But every now and then, the press cars I drive are low on oil, even if
> they
>> are always new cars. I justify this on the driving style of the other
>> journalists, (not mine, obviously...:-)) hence my conclusions above. The
>> last one that blipped the oil light was a 2009 535xi, a six cylinder turbo
>> engine with less than 10 000 miles.
>> 
>> About valve tapping, are you sure it is valve noise ? These 2.0T produce
>> much noise from the injectors, specially the direct injection newer
>> versions. Valve tap noise should clear after a few seconds, unless there
> is
>> a mechanical problem
>> 
>> Louis-Alain
>> Montreal
>> 
>> 
>> 
>> -----Message d'origine-----
>> De : quattro-bounces at audifans.com [mailto:quattro-bounces at audifans.com] De
>> la part de Jeffrey Brown
>> Envoyé : 20 mars 2010 18:26
>> À : quattro at audifans.com
>> Objet : '07 A3 2.0t Oil Consumption
>> 
>> Howdy,
>> 
>> Is there any sort of established "normal" oil consumption for the 2.0t
>> engine on my 2007 A3 (USA)?
>> 
>> On a couple of occasions since I have owned it, I have gotten the oil
>> light on the dash, have quickly stopped, and found that the dipstick
>> was reading less than "min".  On both occasions I have topped off with
>> about 1 quart of oil to rectify the situation.
>> 
>> I had a scheduled maintenance at 23,251 miles on 10/9/2009 where I
>> expressed my concerns to the service advisor who indicated that this
>> was not a problem.
>> 
>> I'm not sure I'm convinced only because I have owned many cars from
>> many manufacturers and have never had oil consumption this noticeable.
>> 
>> The current example would be I just now added 1 quart after driving
>> 4,000 miles since my service appointment on 10/9/2009 when I was told
>> it was not abnormal.
>> 
>> Even my crappy 1983 Pontiac Bonneville didn't burn that much oil
>> (granted it DID have a myriad of other issues)
>> 
>> Coolant appears clean and oil shows no sign of being contaminated w
>> coolant.  I have noticed zero oil spots in my parking space.  MPG has
>> not changed one way or the other since I bought it
>> 
>> I think this is normal, but what sounds like valve tapping has been
>> pretty noticeable on this engine since new.  I had the same noises on
>> my 2003 GTI with the 1.8t (but no oil consumption issues)
>> 
>> Comments and suggestions welcome.
>> 
>> Thanks!
>> 
>> 
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Grant Lenahan
glenahan at vfemail.net