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Scan Gauge setting, whats your compensation ???

Posted: Mon Mar 14, 2011 11:49 am
by yyamad1
Ive been using the Scan gauge in my vibe for couple of years, just out of curiosity, I was wondering what peoples compensations are from the default. It shows you the % when you do the fill up and put in the actual pump gallons you put in... I have to check my scan gauge for that tomorrow.. and i will post it. I normally get 30-31 mpg per tank in Chicago IL, summer a little more. I have gotten 38-39mpg on easy highway trips but never gotten that for the entire tank. So I think my setting is pretty accurate, its always within few tenths of a gallon...and I drive a 04 Vibe 5 speed base.

Posted: Mon Mar 14, 2011 12:10 pm
by Old Tele man
...I'm using a +12.3% (fuel gallons) calibration factor on my SGII in my 2009 1.8L 4A base Vibe....but, be aware that number changes when they switch from winter to summer gasoline mixes.

Posted: Mon Mar 14, 2011 9:17 pm
by beemerphile1
I've never used the SGII in my Vibe. I have used it for a few years in my E150 with a 35 gallon fuel tank.I've noticed that the offset changes every tank by a large amount. I don't know if I am being ripped by the gas stations or it is something else. The variance will be much less noticeable with the Vibe due to a smaller tank.

Re: (Old Tele man)

Posted: Tue Mar 15, 2011 6:50 am
by yyamad1
Thanks for the post mine was 13.2%, so perhaps its a little less efficient than your car lol I hope my new mods will make a little difference

Re: Scan Gauge setting, whats your compensation ??? (yyamad1)

Posted: Tue Mar 15, 2011 11:32 am
by tpollauf
Not sure what mine is at the moment. When I first got it close to a year ago, I set everything up initially and haven't touched it since then. I have noticed my calculated MPG is about 3-4 MPG higher than actual, so I'll have to adjust it and get it closer to reality. I'll do this soon as I'll start driving it a bit more with nicer weather