[steve99]

Originally Posted by Gords_zenith

I was thinking the same. So to eliminate I've flashed back to 91 and will post that log tomorrow. But for now here the data logs that I used for VD. I was also hoping someone could shed some insight on them, and why the 93 knocks so bad, as I'm fairly new to this.

93 tune 94 octane and cold weather. It knocks a lot and cuts the timing.

http://www.datazap.me/u/gordszenith/...t?log=0&data=1

91 tune with 93 octane.

http://www.datazap.me/u/gordszenith/...0&data=1-3-5-6

Thanks.

its only minor knock -0.6 and iam is still 1

next time log afr instead of widebandafr as thats for an aem wideband sensor.

the only diff between 91/93 tune is ignition timing over 5000 rpm