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06 Ultra hesitation/pop/stall

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  #1  
Old 08-06-2007, 09:50 PM
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Default 06 Ultra hesitation/pop/stall

When the temps get cool at night and I fire up my Ultra in the morning, it will sometimes hesitate/pop/spit/ stall for a brief moment and then move on. More often than none it does it just as I am making a turn and it scares the crap out of you.

It is my understanding ithas the wrong injectors in it and they should have beenchanged. I asked the dealer, but they just said it needed a minor adjustment. It still does it.

Everything is stock on the bike. Is it an injector issue?
 
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Old 08-07-2007, 11:26 AM
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Default RE: 06 Ultra hesitation/pop/stall

It's a potential issue if you have the 8 degree injectors. You can determine this simply by looking at the part number stamped on the injector. If it has a -06 it's 8 degrees. If it has a -06A suffix, it's the 25 degree injectors. Let's assume you have the 8 degree, the dealer should do some basic trouble checks first to determine if the root cause is related to the injectors (verify the condition, fuel pressure, check plugs, IAC operation, etc.).
 
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Old 08-07-2007, 12:37 PM
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Default RE: 06 Ultra hesitation/pop/stall

I had a 06 with the 8 * injectors in it but never had any problems with it. Some do some don't. I think if you compainl about the driving of it they will change them. I had the so called $$$ Stage I download down on mine-that was a wast of money in my opinion. It would still pop in the exhaust, fart back thru the throttle body sometimes. After I changed the air filter to a K&N 3909 put different exhaust on it and Dobeck TFI it ran smooth like it should from the factory. Which is what I am going to do to the 07 I have after I get 1000 miles on it. They did not do the Stage I download on this one.
 
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Old 08-08-2007, 04:06 PM
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Default RE: 06 Ultra hesitation/pop/stall

Check you fuel pressure
 
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Old 08-08-2007, 04:38 PM
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Default RE: 06 Ultra hesitation/pop/stall

Had the same problem. They put the 25 degree injectors in mine and problem went away. Like you said if it coughs when you are taking off and in a turn it feels like it is going to throw you over the handlebars or dump you over. Keep after them until they change the injectors. Make it a safety issue like I did and they will change them.
 
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Old 08-08-2007, 09:28 PM
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Default RE: 06 Ultra hesitation/pop/stall

I've had that happen once or twice both entirely stock and with PC-III and freer-breathing peripherals on my '07. At a stop sign almost exactly one mile of 30± mph distance from the parked bike. It's been quite a while, but I always attributed it to just coming into (what would be) closed-loop mode at precisely the inopportune time.
 
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