? Bad mpg 2001 S4 b5

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Old 01-10-2009, 12:27 PM
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Default ? Bad mpg 2001 S4 b5

im getting very low numbers like 11mpg and im not driving hard always switching to next gear before 2300rpms, even though its cold here in new york so i let it warm up for about 5-10 min but i only drive twice a day maybe some times 3 cus i work most of the time but this is ridiculous can any tell me y the hell is that.The car runs good i don't have any other problems. Thanx for the help
Old 01-11-2009, 02:24 AM
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Have you checked for codes?
Old 01-11-2009, 06:22 PM
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CELs? vag it... have you replaced fuel filter lately? O2s? mods?
Old 01-12-2009, 07:37 AM
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Default Re: Have you checked for codes?

no i havent yet
Old 01-12-2009, 07:39 AM
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Default Re: CELs? vag it... have you replaced fuel filter lately? O2s? mods?

where can i vag it and how much doese it usually cost. i havent replaced the fuel filter or O2s.
Old 01-12-2009, 10:13 AM
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take it to a local Advance or AutoZone to see if it has any stored codes
Old 01-13-2009, 07:24 PM
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Default vagcom is the tool (from rosstech) i believe which can scan your car for fault codes..

maybe others can chime in as i'm not as skilled/own one yet. "vag it" means to scan/check it for codes

you get a software and a cable for approx. 300?

see what others say regarding the fuel filter- if it hasn't been replaced allready i'd do it. my car's got 105k and I've replaced mine twice (prob a slight overkill)
Old 01-14-2009, 07:30 AM
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Default Re: Have you checked for codes?

ok i just got the codes on a auto parts store here they r

P0441
EVAP emission
control system
purge flow fault

p0300
random/multiple
cylinder
misfire detected

i think im in trouble with the second code even though i did leave the car with an empty gas tank cus i thought i had more gas, the car was shaking when it hit like 2500 rpm. help please
What the price to fix this this any idea i can work on it my self i just dont know what they r.
Old 01-14-2009, 10:44 AM
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Default when i went to Autozone they couldn't find stored codes, only active (CEL must be on)

YMMV
Old 01-15-2009, 08:14 AM
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Default Re:i got the codes here they r

ok i just got the codes on a auto parts store here they r

P0441
EVAP emission
control system
purge flow fault

p0300
random/multiple
cylinder
misfire detected

i think im in trouble with the second code even though i did leave the car with an empty gas tank cus i thought i had more gas, the car was shaking when it hit like 2500 rpm. help please
What the price to fix this any idea i can work on it my self i just dont know what they r.


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