[s-cars] oil burning on cat converter

Lee Levitt lee at wheelman.com
Mon Aug 2 12:05:21 EDT 2004

Jerry writes:

> While on my way to Vail from Denver over the weekend in the 
> 93 S4, I hit speeds over the 100 mark on Vail pass.  When I 
> got into Vail, I noticed a smell of burning oil and smoke 
> coming from under the car.  It appears that transmission oil 
> is coming from somewhere on the rear of the trany and being 
> blown by the wind onto the bottom of the passenger side cat. 
> converter.

Check the gasket on your oil pressure switch and check the oil lines to your
turbo. Either of these can leak engine oil onto your exhaust.

'02 A6 quattro avant
'96 A6 quattro avant

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