need advice on smoking A4

no1of consequence iin10ded at hotmail.com
Wed Feb 2 13:58:26 EST 2005


thanks dave.. ill give it a shot!

jim

>From: "David Glubrecht" <daveglu at hotmail.com>
>To: "no1of consequence" <iin10ded at hotmail.com>
>CC: <quattro at audifans.com>
>Subject: Re: need advice on smoking A4
>Date: Wed, 2 Feb 2005 09:11:24 -0800
>
>
>While I have only seen this on older cars, The symptoms are the same as my 
>90 90q 20v that probably has too much blow by and had a clogged oil 
>separator in the EGR system. (180k miles)
>You should be able to find it if you search for "Oil separator"
>but I have poor luck with the archives.
>I was able to bring the smoking down from a Bond style smoke screen to 
>hardly noticeable.
>I have no idea where your separator is, but I am sure there is one and it 
>can't hurt to clean it.  Usually they are part of the valve cover requiring 
>drilling rivets or breaking spot welds to access.
>
>Dave G
>
>----- Original Message ----- From: "no1of consequence" 
><iin10ded at hotmail.com>
>To: <quattro at audifans.com>
>Sent: Tuesday, February 01, 2005 11:59 PM
>Subject: need advice on smoking A4
>
>
>>should i roll it or use a vaporizer? ;-)
>>
>>any input appreciated, i'm trying to diagnose the car w/out pulling head 
>>off it. patient is a 98 a4 1.8t. quat, 5spd with 108k. it started smoking 
>>the other day, i noticed a puff at startup, and a bit thereatfer, after a 
>>minute or so it would stop. it pretty much never smokes when driving 
>>around.
>>
>>now.. if i leave it idle for several minutes it will smoke consistently. a 
>>nice steady stream of whitish, acrid smelling smoke. it doesnt smell like 
>>coolant. no 'steamy' quality to the smell. on the road for a minute and 
>>the smoking stops. it seems once the car gets some air then no smoke.
>>
>>i poked around tonight and found..
>>- plugs are furry white. i got the car a month ago so these could be 
>>original for all i know. pics at:
>>http://www.pbase.com/thejimrose/a4
>>- no oil in coolant that i can see. i assume i would see an oil slick when 
>>peering into the fill cap, no?
>>- no white foaminess on the oil fill cap. car uses a good bit of oil tho.. 
>>maybe 1/2 qt every 1k ?
>>- no oil in turbo outlet hose [that runs to the IC]. i didnt check the 
>>turbo intake hose [cold side]. does this mean the seals are ok? could the 
>>turbo seals be bad and pissing oil into the exh. manifold?
>>- air filter and airbox were immaculate.
>>
>>i did just have the cat rewelded where the pipe tends to break coming out 
>>of the turbo. the top of the pipe was welded in the car. could htis have 
>>zapped the turbo seals? are welders meaningfully hotter than a spinning 
>>turbo? i really want this to be a turbo problem so i can replace it with a 
>>ko4 and not a motor problem, if that has any effect on the opinions. =)
>>
>>help? thanx..
>>jim
>>
>>
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