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fast idling

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Old Oct 2, 2007 | 07:22 PM
  #1  
greyghost2000's Avatar
greyghost2000
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Stage II
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Default fast idling

Can anyone tell me why all of the sudden my bike seems to be idling faster than normal.I have a 2000 road king fuel injected.
 
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Old Oct 2, 2007 | 07:45 PM
  #2  
treym's Avatar
treym
Intermediate
Joined: May 2007
Posts: 48
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From: Grayson, GA
Default RE: fast idling

I have the same issue. It takes a long time to idle down when cold and on occation
it idlesitself up quite a bit. I was going to take mine in and see if it has anything to do
with the throttle postioning sensor. It was my only guess.
 
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Old Oct 2, 2007 | 07:48 PM
  #3  
Fla Glide's Avatar
Fla Glide
Road Captain
Joined: Aug 2007
Posts: 503
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From: Deltona, Fl
Default RE: fast idling

I have the same problem every now and then.. It will idle @ about 2k, I'll bump the throttle and normally settles down..04 EG
 
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Old Oct 2, 2007 | 08:29 PM
  #4  
rbabos's Avatar
rbabos
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Joined: Mar 2007
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From: Woodstock, Ont , Can
Default RE: fast idling

Could be something simple like the temp sensor behind the horn in the front head having poor connection.
Ron
 
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Old Oct 2, 2007 | 09:10 PM
  #5  
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choochoo
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Default RE: fast idling

first things first.
check the head temp sensor connection clean and tight.
Pull any trouble codes
clean and tighten the battery cables at both ends.
could be something else too. But start with these basics first.
Also check the idle air control motor.
Also realize if the outside air temp where you're at has been cooler than normal lately then it's a normal happening.
 
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Old Oct 2, 2007 | 09:11 PM
  #6  
Jazz56's Avatar
Jazz56
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Joined: Apr 2007
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Default RE: fast idling

Had the same problem on my 98 fuel injected Road King not long ago. High idling took forever to drop down and some random idle spikiing. After posting on the forum and speaking to a few local mechanics I replaced the engine temperature sensor, then re adjusted the high and low idle settings . Problem solved. My guess is this is your problem. Easy to fix yourself if you have a manual. Only thing is the sensor cost $100 and is not returnable. You might want to give it a try .
 
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Old Oct 4, 2007 | 10:59 AM
  #7  
greyghost2000's Avatar
greyghost2000
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Default RE: fast idling

thanks for the advice folks. Havent been home to try any suggestions but will let ya know if it works.
 
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Old Oct 4, 2007 | 12:48 PM
  #8  
steelhead's Avatar
steelhead
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Joined: Apr 2007
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From: Seattle WA area
Default RE: fast idling

As I understand it, this is a somewhat common issue with theMagneti-Marelli FI bikes. I've never had it happen (knock on wood) on my 01 RKC but have been told by more than one person that it is common.
 
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Old Oct 4, 2007 | 01:00 PM
  #9  
rome304's Avatar
rome304
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Joined: Dec 2006
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From: long beach california
Default RE: fast idling

had same problem after inner fairing painted had idle adjuster problem.
 
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Old Oct 4, 2007 | 01:09 PM
  #10  
NCCopBikeRider's Avatar
NCCopBikeRider
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Joined: Jun 2007
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From:
Default RE: fast idling

Any chance you have been using the star wheel under the throttle as a "Crusie Control" and have not loosened it up to the point that the idle settles back down?

YRMV
 
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