backfire
hanhog
Posted 2010-05-06 8:18 PM (#59250)
Subject: backfire


New user

Posts: 3
Had the dealer do the S1/L2 thing and ever since then I get a backfire as the rpm's drop in between gears upshifting. Most of the time it happens shifting from 3rd to 4th. The dealers checked it twice and claims the factory supplied mapping is correct. This is on an 09 Vision. Any ideas, anyone had this happen?
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mkj022
Posted 2010-05-06 8:52 PM (#59253 - in reply to #59250)
Subject: Re: backfire


Puddle Jumper

Posts: 38
manitoba canada
most bikes do that with s1/l2 it may improve with more miles you put on but as far as getting rid of it altogether not sure
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victoryvisiontour
Posted 2010-05-06 10:26 PM (#59265 - in reply to #59250)
Subject: RE: backfire


Iron Butt

Posts: 763
Anderson, IN (48mi NE of downtown Indianapolis)
Contact Lloydz and ask if the IAV will help you:
http://www.lloydz.com/store/item_view.asp?estore_itemid=1000078
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Arkainzeye
Posted 2010-05-06 11:07 PM (#59266 - in reply to #59250)
Subject: Re: backfire


Visionary

Posts: 3773
Pittsburgh, PA
i installed a IAV and PCV and it rides the best ever!
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mkultra
Posted 2010-05-07 9:02 AM (#59292 - in reply to #59250)
Subject: Re: backfire


Tourer

Posts: 374
Tucson, AZ
Shifting above 3000rpm also helps. Mine will only pop after sitting at a light, but if I shift at 3500 (from a light) it will not pop.

mike
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hanhog
Posted 2010-05-13 3:31 PM (#59798 - in reply to #59265)
Subject: RE: backfire


New user

Posts: 3

Thanks for the info
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donetracey
Posted 2010-05-13 3:38 PM (#59799 - in reply to #59798)
Subject: RE: backfire


Visionary

Posts: 2118
Pitt Meadows, BC Canada

Check out this very recent thread - Lloydz discussion on backfire/popping

http://www.vision-riders.com/bb/forums/thread-view.asp?tid=6020&posts=7&start=1

 

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DAL
Posted 2010-05-26 1:11 AM (#60780 - in reply to #59250)
Subject: Re: backfire


Cruiser

Posts: 60
Vancouver, B.C. & La Quinta, CA
Air valve from Lloydz virtually cured my popping and is much improved. Good deal at under a hundred.
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norcan
Posted 2010-05-26 6:01 AM (#60784 - in reply to #59250)
Subject: Re: backfire


Cruiser

Posts: 208
Edmonton Alberta, Canada
Last summer I discovered that the brand of fuel reduced the popping and backfire by 90%, however this year so far I have only burnt barely 2 tanks and have the backfire problem again. I am looking to different brand again this year. So many fuel companies are put " thier own" additive package.
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sonicbluerider
Posted 2010-05-26 6:15 AM (#60785 - in reply to #59250)
Subject: Re: backfire


Tourer

Posts: 576
, IA
welcome to the world of mister popie
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iluvink
Posted 2010-05-26 7:25 AM (#60789 - in reply to #59250)
Subject: Re: backfire


Tourer

Posts: 411
Dallas, Texas
Trying to decide which thread is more fun...backfiring or oil and/or oil filter...hmm...if I could only decide.
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varyder
Posted 2010-05-26 12:40 PM (#60813 - in reply to #59799)
Subject: RE: backfire


Visionary

Posts: 8144
New Bohemia, VA
donetracey - 2010-05-13 4:38 PM

Check out this very recent thread - Lloydz discussion on backfire/popping

http://www.vision-riders.com/bb/forums/thread-view.asp?tid=6020&posts=7&start=1

?



take heed to the guy downover.

I've got a nice little pop even at idle on the right side but I think there's a hole in the muffler.
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vicguy
Posted 2010-05-26 11:30 PM (#60871 - in reply to #60813)
Subject: RE: backfire


Cruiser

Posts: 74
shakopee , Mn
Started using 87/89 octane corn and find popping/backfire is greatly reduced in frequency and loudness.

Works for me.
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