Strange leak, with smoke...

Rob Andrews randrews at
Fri Jun 14 08:42:59 EDT 2002

Kris, have you checked your valve cover gasket?  Sounds similair to what
mine did when it started leaking.  Strange smell.  The idle problem mine did
not do, but that may or may not be related...

> -----Original Message-----
> From: quattro-admin at [mailto:quattro-admin at]On
> Behalf Of Kris Hansen
> Sent: Friday, June 14, 2002 7:28 AM
> To: Audi List; A4 List
> Subject: Strange leak, with smoke...
> Audi fans,
> I have some sort of strange leak coming from the
> passenger side head on my 98 A4 2.8 30v. There is a
> very nasty smell, but it does not smell like oil,
> coolant or gas. There is faint smoke/vapor wafting up
> from what appears to be below the valve for the
> secondary air injection.
> At first, I thought that perhaps one of the cam seals,
> or the chain tensioner was leaking oil, but there is
> no sign of drips.. I would think that oil would drip
> out, especially if it was coming from that low on the
> head (I could be wrong though..)
> Is it possible that the secondary air injection valve
> is not sealing properly, and is leaking exhaust or
> something?
> What else could it be? Again, the smell is not what I
> normally expect from oil, or coolant. If it was
> either, wouldn't I expect to see some dripping? I
> suppose that any liquid oil could be dripping onto the
> exhaust and burned, but wouldn't this take some time,
> and wouldn't the oil run off of the cold pipe onto the
> belly pan or the ground?
> The only other odd thing with the car now, it seems to
> have developed a rougher than normal idle, and 'seems'
> to be a little low on throttle response, especially at
> lower rpms.
> Any ideaas or suggestions will be greatly
> apperciated!!!
> Kris
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