[A4] Need for Premium Gas in 1.8T quattro?

[Grant Lenahan]

Bob - new or old car? I believe new systems have more granular steps.

Grant
On Sep 22, 2006, at 9:34 PM, Robert Myers wrote:

>
> You can feel the knock sensor cutting back the timing.  There is no
> missing it.  It feels as if some little man were sitting in there
> with his finger on a switch and when he detects a single ping he
> shuts the switch off and you loose a major portion of your
> power.  Ease off on the loud pedal and then get on it again and the
> power returns until the next ping.  I experienced this any number of
> times during trial runs while Mihnea and I were developing software
> for my S6.  Make that "while Mihnea was developing software for my
> car and I was burning chips and trying them for him".
>
>
> At 12:20 AM 9/23/2006, Nick Lawrence wrote:
>> *This message was transferred with a trial version of CommuniGate(tm) 
>> Pro*
>>
>>
>> ------- Forwarded message -------
>> From: "Nick Lawrence" <nick at beol.net>
>> To: q
>> Cc:
>> 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
>> gain.
>>
>> 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 a
>> code.
>>
>> Comments?
>> Nick
>>
>>
>>
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>
>
> Bob
> urS6 with RS2 and other mods for sale: http://chips-ur-s.com/S6.html
>
>
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