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Wont start after sitting in the sun all day

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  #1  
Old 09-30-2015, 08:54 PM
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Default Wont start after sitting in the sun all day

Was having real problems starting the bike every time , it would crank forever but let go of start button and try again it would start . Sometimes had to do this to or three times but it would start
Change the cam position sensor and boom starts after barley turning over it was great ---------------- But today at work was sunny and warm 78-80 and the bike was in the direct sunlight and i didnt think i would get it started .
It cranked and cranked sometimes it clunked and started cranking again then backfired through the exhaust a couple of times then started , its started fine ever since (stopped and started 2 or 3 times with no problems)
Any ideas , engine temp sensor ?
1998 Roadking EFI

Dave
 
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Old 09-30-2015, 09:14 PM
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Get a bike cover????
 
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Old 09-30-2015, 09:34 PM
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Originally Posted by texashillcountry
Get a bike cover????
Quit work ride all day and i wont have to start it so much LOL

Dave
 
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Old 09-30-2015, 09:35 PM
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Originally Posted by Big Dave
Quit work ride all day and i wont have to start it so much LOL

Dave
Hell that works too!!!!!!!!!!
 
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Old 09-30-2015, 09:44 PM
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Pull your codes, but just because the ETS doesn't throw a code doesn't mean that it is not the culprit.
 
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Old 09-30-2015, 10:02 PM
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Betting the battery is ****...Heat ruins batteries...
 
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Old 09-30-2015, 10:06 PM
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Originally Posted by Racepres
Betting the battery is ****...Heat ruins batteries...
Brand new battery , cranks like a son of a bitch it took like 5 mins of cranking before it started and it cranked at full speed every time

Dave
 
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Old 09-30-2015, 10:27 PM
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Originally Posted by Big Dave
Brand new battery , cranks like a son of a bitch it took like 5 mins of cranking before it started and it cranked at full speed every time

Dave
Well...That ain't it...
I have had vapor lock fuel problems in the past...Seems that if I choked the carb...even if Hot, it got the fuel flowing and cured my fuel delivery problems...Maybe...
 
  #9  
Old 10-01-2015, 12:33 AM
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No carb....... it's EFI.
 
  #10  
Old 10-01-2015, 06:24 AM
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Highly doubt that sitting in the sun at 78 degrees had any thing to do with it... Hard cold starts is one of the most common MM EFI complaints. Google Magneti-Morelli hard starting, and you will find page after page of things to test and adjust.
 


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