[A4] Need for Premium Gas in 1.8T quattro?
glenahan at vfemail.net
Sat Sep 23 09:36:03 EDT 2006
This is a guess, but an educated one. I would guess that most turbo
cars always knock intermittently, and are optimized by their knock
They operate at all engine speeds.
On Sep 23, 2006, at 12:20 AM, Nick Lawrence wrote:
> ------- Forwarded message -------
> From: "Nick Lawrence" <nick at beol.net>
> To: q
> Subject: Re: [A4] Need for Premium Gas in 1.8T quattro?
> Date: Fri, 22 Sep 2006 21:18:10 -0700
> I often have asked this question... how can I tell or does any one
> know if
> the knock sensor has detected and backed off timing?
> Some say knock sensors only are in use above 3k rpm. My two automatics,
> (90 and 91 100's) rarely go above 3k rpm and use 87octane always.
> With me
> driving and running premium or using premium on the hiway shows no mpg
> I use premium in my '90 200 tqa but would still like to know if it ever
> knocks. I have never got a code but I understand it can knock and make
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