Re: [ST] engine question

[jhseltzer <jhseltzer@xxxxxxxxx>]

I had the same problem with my 2000 ST. You're running too lean. Have the dealer 
set your bike to run 3.0% CO at idle.

RLopez wrote:

> Hello liSTers -
> 
> I recently took my 2001 ST in for a tune check since I noticed that running
> at a steady pace (45 mph as an example) with the RPM's around 3,000 --- I
> can feel the bike somewhat "bucking"....really what I'm feeling is the chain
> tension from the motor vary which makes the bike jump a little.  They
> couldn't find anything wrong but, supposedly did change the tune version on
> it though I don't know from what to what.
> 
> My question to y'all is this --- if you put the bike on the center stand and
> run the bike in 1st gear at idle RPM --- should you see the chain tight up
> slack and loosen up?  The other odd thing I noticed was that as I increased
> the RPM's the engine ran poorly very similar to a car when it's "missing".
> I could hear the engine sputtering.
> 
> Any thoughts on this?  I'm not sure if I've been descriptive enough.  The
> basic question is what should I tell the dealer to check and is this
> something that should be covered under warranty (bike has 5,000 miles)?  Or
> is there something I need to be doing --- fuel injector cleaner or
> other...(I run high octane normally)
> 
> I guess my other question is....is this the way this engine runs or is there
> actually something amiss?
> 
> Thanks for the help!
> 
> Rene Lopez
> '01 BRG ST
> DeBary, FL
> 
> 
> p.s.  I just came back from my FIRST trip to the Carolinas on a bike!  The
> ST performed SUPER -- riding 2 up with my wife.  What a blast! (Yep, I did
> ride the Dragon!)
> 
> 
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- -- 
John H. Seltzer
2906 Alvarado Drive
Bellingham, WA 98229
360-647-7702
jhseltzer@xxxxxxxxx


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