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100-120 miles on a full tank of gas!!! WTH??

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Old Jun 14, 2010, 05:43 PM
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Originally Posted by Pal215
You should definitely have better gas mileage than that. I recently drove from San Diego to LA and back on the same tank of gas! 314 miles! I never used boost the entire time though. In any case, take it to a dealer or reputable shop to get it checked out. It could be bad plugs, air filter, overly rich tune, o2 sensor, and much more.

didnt use go into boost not ONCE...i think your lieing to use man...its i would haveing been driving fast as Sh** the whole way
Old Jun 14, 2010, 05:47 PM
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Originally Posted by rayman0690
Yeah I get 210-250 (mostly stock) even when I get in it. Something really has to be wrong to get that terrible of a range. I have a k&n drop in panel filter and I run non-ethanol 93 octane. So I get slightly better than stock. Try those after you get it fixed!

ive got the K&N already and i run 93 octane, new plugs on the way and just did a full mobile one oil change
Old Jun 14, 2010, 05:48 PM
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Originally Posted by kanyonkid
ur o2 sensor is bad man
if i had a bad o2, wouldnt it throw a code?
Old Jun 14, 2010, 05:51 PM
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Originally Posted by Tanman1986
if i had a bad o2, wouldnt it throw a code?
Mine didnt when it went out.... 100 miles per tank
Old Jun 14, 2010, 05:52 PM
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If the plugs don't help,I would think about taking it to a Good shop near you and just have them look it over and make sure everything is on point..Just to be safe
Old Jun 14, 2010, 05:55 PM
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Originally Posted by kanyonkid
Mine didnt when it went out.... 100 miles per tank
No ****? well hell man, im going to buy a new one tomorrow and hope that will fix that problem, so how many MPG did u go back up to after u fixed it?
Old Jun 14, 2010, 05:59 PM
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I would have someone do a data log, you should be able to find your problem, I would do that before waisting $$$$ throwing parts at the problem and hoping that will fix it!!!!
Old Jun 14, 2010, 06:04 PM
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Dam I get 170miles to a tank and I got 8 injectors.
Old Jun 14, 2010, 06:05 PM
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Your O2 sensers are bad or you have a hole in your gas tank. Or a punk kid stealing your gas.
Old Jun 14, 2010, 06:06 PM
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Originally Posted by Berts24
I would have someone do a data log, you should be able to find your problem, I would do that before waisting $$$$ throwing parts at the problem and hoping that will fix it!!!!
Yea i would but no one i know has that, im one of the few evos in this area, would have to drive out hour and a half to get to a good evo shop
Old Jun 14, 2010, 06:06 PM
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Here's a list of solutions for your horrendous gas mileage:

* WOT is not a sound you're supposed to hear while driving. It's an acronymn.

* o2 sensor died awhile ago.

* Your spark plugs look like Wesley Snipes

* Your maf is trash

* Someone is stealing your gas.



How many miles on the motor?
Old Jun 14, 2010, 06:10 PM
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Add to list.... Air filter is dirty
Old Jun 14, 2010, 06:10 PM
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try swaping out your maf. can play craziness with your fuel trims. you said your not throwing any codes? does your chec engine light come on when you turn the key on?
Old Jun 14, 2010, 06:12 PM
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Originally Posted by Evoryder
Here's a list of solutions for your horrendous gas mileage:

* WOT is not a sound you're supposed to hear while driving. It's an acronymn.

* o2 sensor died awhile ago.

* Your spark plugs look like Wesley Snipes

* Your maf is trash

* Someone is stealing your gas.



How many miles on the motor?
100k on motor, here is a pic of the sparks and its could be a bad maf or bad o2

Here are some pics of the Spark plugs when i chacked them out ( sorry bad pics, i didnt have my cam at the time and i was using my cell phone )

Pic 1:



Pic 2:


Pic 3:
Old Jun 14, 2010, 06:14 PM
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Originally Posted by snailman83
try swaping out your maf. can play craziness with your fuel trims. you said your not throwing any codes? does your chec engine light come on when you turn the key on?
did throw one code, P0S07. It said it was ICS ( High idle ) Idler control system??


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