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Limp Mode and Codes Retreived - Help

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Old Jan 16, 2012 | 06:15 PM
  #1  
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Default Limp Mode and Codes Retreived - Help

I went into limp mode on the way home and when I got home I pulled the codes:
P1511 EFI Power Management Mode (came up first) hit Odo Reset and got:
P2107 EFI Module Processor Internal Fault
Nothing else.

Anyone have any idea what to do next?

I found this on the P1511 but what does it mean?

 

Last edited by rocknrod; Jan 16, 2012 at 06:20 PM.
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Old Jan 16, 2012 | 06:28 PM
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Try cleaning the TBW plug where it plugs in near the AC.
 
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Old Jan 16, 2012 | 06:31 PM
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Thanks Dawg, I hate traveling. I don't have my manuals with me
 
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Old Jan 16, 2012 | 06:34 PM
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PM sent
 
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Old Jan 16, 2012 | 06:37 PM
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like suggested, clean plug that goes on throttle body
behind the Air Cleaner. Plug and unplug a few times
and then apply some dielectric grease and put back
together and give it a shot. My Ultra has done it once
and this corrected it, small amounts of corrosion on
the small pins in the connector will cause it I have been
told. Anyway worked for me and hope it does for you.
 
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Old Jan 16, 2012 | 06:54 PM
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Happened to me last week 2010 Electra classic. Made it home. 15 mph for 10 miles. Called Harley shop they told me to cycle my ignition switch 3 times and see what happens. Well started and ran normal so I headed straight to the dealer. After 3 hours they brought my bike out and said they changed a daiphragm and some electronic stuff that I had no idea what they were talking about. Service guy said this is the first they ever had do this. But he said least it went in limp mode like it suppose to do. 300 miles later everything seems o.k.
 
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Old Jan 16, 2012 | 07:00 PM
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My '09 Road King went into limp mode a few months ago when I was 300 miles from home. I cycled the ignition a bunch of times and went to the nearest dealer. They replaced the connector dawg referred to. The original 2 year warranty was up but they covered it under the 5 year "emissions warranty"--so no out of pocket for me. Until then I didn't know there was a separate emissions warranty.
 
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Old Jan 17, 2012 | 04:44 PM
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Well I sprayed contact cleaner on the connection behind the air cleaner. Then dressing type stuff for connections. Cleared the code. Started right up.
Hope that was all it was.
Thank you everyone that helped.
 
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Old Jan 17, 2012 | 08:38 PM
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This happened to me 3 times last year! The first 2 times they said it was moisture in the plug and put some dielectric grease in it... Finally the 3rd time the changed the entire ECM out. The service tech said mine was the 5th bike in 6 months that he had to install a new ECM and all 5 bikes were 2010 touring models.
 
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Old Jan 17, 2012 | 08:46 PM
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Originally Posted by rocknrod
I went into limp mode on the way home and when I got home I pulled the codes:
P1511 EFI Power Management Mode (came up first) hit Odo Reset and got:
P2107 EFI Module Processor Internal Fault
Nothing else.

Anyone have any idea what to do next?

I found this on the P1511 but what does it mean?

Don't want to hijack this thread. I have not had a problem yet, but how do you pull codes? Forgive my ignorance on the subject.
 
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