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How To Lean Out The Fuel Mixture???
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ltrmc02
Posted 2011-07-08 8:49 PM (#90474)
Subject: How To Lean Out The Fuel Mixture???


Puddle Jumper

Posts: 33
NC
I just bought a used 2008 Vision with 11K miles and it has the Performance Victory mufflers and was supposidly tuned for them but the bike seems to soot up the tips and blue the pipes pretty good along with only averaging 36mpg with easy riding and windshield down.

I looked for a power commander but it appears they only make it for 2009 and up models?

Trying to find out about this bike and all the little quirks they have and how to correct them.

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4speed
Posted 2011-07-08 8:59 PM (#90476 - in reply to #90474)
Subject: RE: How To Lean Out The Fuel Mixture???


Puddle Jumper

Posts: 16
Regina Sask. Canada
Hi I think the power commander will work on the 08 just make a phone call to them or somone here may know forsure
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Lotzafun
Posted 2011-07-08 10:44 PM (#90489 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Iron Butt

Posts: 935
Rockford, IL
The Power Commander will work on an 08.
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Arkainzeye
Posted 2011-07-08 10:50 PM (#90490 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Visionary

Posts: 3773
Pittsburgh, PA
My tips soot up with and with out the power commander. Hell my tips sooted up bone stock. Btw blueing pipes are usually a sign of a bike running hot/lean.
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hoosiervic
Posted 2011-07-09 8:22 AM (#90510 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Tourer

Posts: 492
Indianapolis, IN
The sooting up occurs on acceleration only. If you are riding behind a vision you will see a little black exhaust when they accelerate hard. I don't think there is technically anything wrong, just a charactoristic of the tuning. If I had to guess I would say it is victory's design to balance overall emission, seamless performance in all operating conditions and maintaining max horsepower and torque at operating ranges. Everything comes with a trade off. Usually if you try to fix one thing without considering all things you will create another unpleasant problem, (backfire, lag on acceleration, too much heat, burnt valves, burnt exhaust system, poor performance in cold temps or hot temps, poor mileage, etc). Be careful of what you "fix", it may cost you in another area.

Mine is bone stock and I average in mixed riding 45.8 mpg. Sounds like the original mods on your bike came with same trade off costs.

The best solution would be to take it to an experience v-twin tuner with a dino and Victory experience and have them re-balance the fuel system with your current setup. Sounds like a trip to Lloyds to me.
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johnnyvision
Posted 2011-07-09 1:50 PM (#90522 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Visionary

Posts: 4278
ltrmc02
You don't say where you live so add it to your pro file. You might be next door to a good tuner but we don't know that.
With crappy gas and Vic with there poor ecm yes we should be better but thats what you get when you change the back pressure on the bike
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ltrmc02
Posted 2011-07-10 7:50 PM (#90610 - in reply to #90522)
Subject: Re: How To Lean Out The Fuel Mixture???


Puddle Jumper

Posts: 33
NC
I'll be putting around a thousand miles on it 2up over the next week so I'll see how it'll do and blow the carbon out a little before I jump to conclusions but if it doesn't at least average 40mpg then I may get the power command 5 and try the auto tunner with it.

Off subject but how do you see your post on here? I don't see my post and responses under my control panel or messages, I had to search my login name to find this thread again.

Edited by ltrmc02 2011-07-10 7:51 PM
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handyhiker
Posted 2011-07-11 6:15 PM (#90662 - in reply to #90490)
Subject: Re: How To Lean Out The Fuel Mixture???


Cruiser

Posts: 258
Akron, Ohio
Arkainzeye - 2011-07-08 11:50 PM

My tips soot up with and with out the power commander. Hell my tips sooted up bone stock. Btw blueing pipes are usually a sign of a bike running hot/lean.


In the old Harley days, blue pipes ment ok or maybe on the rich side, yellow pipes ment too lean... I think that was it...
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ltrmc02
Posted 2011-07-11 11:12 PM (#90684 - in reply to #90662)
Subject: Re: How To Lean Out The Fuel Mixture???


Puddle Jumper

Posts: 33
NC
handyhiker - 2011-07-11 7:15 PM

Arkainzeye - 2011-07-08 11:50 PM

My tips soot up with and with out the power commander. Hell my tips sooted up bone stock. Btw blueing pipes are usually a sign of a bike running hot/lean.


In the old Harley days, blue pipes ment ok or maybe on the rich side, yellow pipes ment too lean... I think that was it...
That's what I was thinking, blue rich, yellow lean but I figured sooty pipes mean rich. Sounds like a common occurence on these bikes. Just hoping to get at least in the low 40's on mileage, hate riding a bike and getting MPG's like an average compact car but with only a 6gal tank.

Had a BMW K1200 LT and really liked being able to get 300 miles on a tank, if driven easy, but I don't really expect quite that from the V-twin but cutting back to 200 miles on the same 6 gallon tank kind of sucks.
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wroman
Posted 2011-07-12 2:28 AM (#90689 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Tourer

Posts: 432
Gettysburg, 2008 Tour Premium
If the pipes were properly chromed and not defective blueing occurs as the pipes near 900 degrees and yellow a little less. Generally one of two reasons for this to happen 1) run too long at idle or 2) run hard at lean mixtures. If the bike does not receive the proper flash when mufflers are installed it will run rich at low and mid range and be lean under full load higher speeds.
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ltrmc02
Posted 2011-07-12 3:42 PM (#90721 - in reply to #90490)
Subject: Re: How To Lean Out The Fuel Mixture???


Puddle Jumper

Posts: 33
NC
Arkainzeye - 2011-07-08 11:50 PM

My tips soot up with and with out the power commander. Hell my tips sooted up bone stock. Btw blueing pipes are usually a sign of a bike running hot/lean.
Have you noticed a difference in fuel mileage with and with out the power commander, assuming you have been running the same set-up before and after the power commander.
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ltrmc02
Posted 2011-11-12 5:59 PM (#101307 - in reply to #90522)
Subject: Re: How To Lean Out The Fuel Mixture???


Puddle Jumper

Posts: 33
NC
Still curious about whether or not the Power Commander seemed to help with fuel mileage. I have the performance Victory mufflers and a cleanable air filter with the dealership's mapping and my fuel mileage isn't so great. I got the bike used this summer with 10K miles on it and was hitting 40 MPG most fill ups but now that the weather has gotten cold I'm only getting 35.5 to 37.5mpg on a regular basis. I've heard before that some additives put in the fuel during the winter may decrease mileage but just wondering if the cold affects the fuel injection system on these bikes?

I don't drive the bike hard but I'm making shorter commuting trips on it averaging 13 miles one way. All the other V-twin bikes I have ever had usually stayed in the 42-43mpg range. With MPG's in the range I'm getting on the Vision I could be driving a compact car that gets that so that sucks in comparision. This mileage has me missing the ol BMW K1200LT which I would most always get between 47-55mpg with but of coarse a totally different type engine.
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Lotzafun
Posted 2011-11-12 11:34 PM (#101335 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Iron Butt

Posts: 935
Rockford, IL
Don't mean to sound sarcastic but you are worried about a few mpg difference on a 13 mile commute? If you do the math that is probably only a .5 to .10 cent difference.

But...I kinda think having the dealer map and a Power Commander combo might be causing your issue. I think someone here on the board had the same set up and same fuel mileage issues and I think Kevin or Lloyd chimed in with a solution that maybe involved removing the dealer map and going with just a Power Commander map? ........I'm not 100% sure on this.

Try some site searches and maybe you can find the post or posts on this.

And yes....cold weather will affect mileage. At least that's what I've always been told.
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cw1115
Posted 2011-11-13 1:04 AM (#101338 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Visionary

Posts: 1290
Ruskin, Fl
Lloyd told me the soot has a lot to do with the crap gasoline on the market today.
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Arkainzeye
Posted 2011-11-13 8:18 AM (#101352 - in reply to #90721)
Subject: Re: How To Lean Out The Fuel Mixture???


Visionary

Posts: 3773
Pittsburgh, PA
ltrmc02 - 2011-07-12 3:42 PM

Arkainzeye - 2011-07-08 11:50 PM

My tips soot up with and with out the power commander. Hell my tips sooted up bone stock. Btw blueing pipes are usually a sign of a bike running hot/lean.
Have you noticed a difference in fuel mileage with and with out the power commander, assuming you have been running the same set-up before and after the power commander.



No i didnt notice any real different in mpg while running the SAME setup. but i did notice better cold starting and a strong throttle response.
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norcan
Posted 2011-11-13 8:49 AM (#101356 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Cruiser

Posts: 208
Edmonton Alberta, Canada
Better gas mileage!!!! IMHO if gas mileage and $ saving were of a huge impact, the following is a list of how to get the most out of a motorcycle

800 suzuki v-twin, you the sound, the mileage, your insurance is much cheaper

do not try to get gains in horse power as horsepower = to mileage, more power = more gas

Modifications always equals losses, be it comfort, fuel consumption, handling!!!!

Just sayin!!!
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adirondacks
Posted 2011-11-13 9:58 AM (#101368 - in reply to #90474)
Subject: Re: How To Lean Out The Fuel Mixture???


Tourer

Posts: 323
Troy, NY
I used to worry about gas mileage too. I thought the bike wasn't tuned correctly. Now I know it's tunes to perfection since Lloyz did it along with all his goodies added to the bike. I'm still averaging 36-38 mpg. No real mpg difference before and after Lloydz. However, I can't stop twisting the throttle and putting a huge grin on my face when riding. Bike runs 110% better!! My mpg up here in NY drops in the colder months. I usually ride until the end of November with temps dipping into the 20s.
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