2007 Triumph Speed Triple 1050

Discussion in 'Technical Help' started by Speedy, Feb 16, 2020.

  1. Speedy

    Speedy New Member

    Feb 16, 2020
    5
    3
    South Africa
    Good Day fellow Triumph Members.

    Please if someone can advise i would appreciate it very much.

    I ride a 2007 Triumph Speed Triple 1050.

    Necer had any problems woth the bike since i purchased it.


    Currently experiencing a problem where the bike only runs on 2 cylinders. ( Culprit being cylinder 1 thats causing the problem)

    I have changed spark plugs, Done Compression test all looks good, swopped plug leads around, and injectors also but still the same problem occurs.

    Took my hand palm and whilst bike is idling i would close each throttle body individually to see which cylinder causes the problem.

    On cylinder 1 throttle body the bike keeps running whilst i close it with my hand palm, on cylinder 2 and 3 throttle body closed with hand palm the motor sounds like it wants to shut down.

    Only thing left to do for me is to open up cover and check valve clearances.

    Looking forward to your response.

    Thanks
     
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  2. Callumity

    Callumity Elite Member

    Feb 25, 2017
    3,358
    800
    Nr Biggar
    When you say plug leads do you mean just the leads or the coil sticks?
     
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  3. Speedy

    Speedy New Member

    Feb 16, 2020
    5
    3
    South Africa
    #3 Speedy, Feb 16, 2020
    Last edited: Feb 16, 2020
    Hi Callumity,

    I meant the coil sticks, that sit over the spark plugs.

    Also checked that all cylinders have proper spark.

    The bike starts but has rough idle and you can hear that its running on 2 cylinders.
     
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  4. Callumity

    Callumity Elite Member

    Feb 25, 2017
    3,358
    800
    Nr Biggar
    ......sounds like the most likely culprit is maybe a clogged fuel injector?
     
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  5. Rocker

    Rocker Elite Member

    May 1, 2016
    1,662
    800
    Suffolk
    If she still runs with your palm over the throttle body on number 1 sounds like the inlet rubber is leaking
     
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  6. joe mc donald

    Subscriber

    Dec 26, 2014
    14,329
    1,000
    slough / burnham
    Speedy
    Welcome to the family. Yes all above is exactly what I would say. Could be valve clearances but try the rest. Could well be the injector. When sorted hit the upload a file button bottom right corner and show the inmates the steed.
    Regards
    Joe.
     
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  7. Yorkshireman

    Yorkshireman Crème de la Crème

    Dec 12, 2015
    3,399
    1,000
    Barnsley
    If the compression test was normal I doubt very much if the clearances are your problem, you don’t say how many miles the bike has done or if there is any service history with it. Does the problem move when the coil and/or the injector is moved or does it still miss on #1? If the coil and the injector are good and you are getting a spark on all cylinders do you have fuel getting to the injector?
     
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  8. Speedy

    Speedy New Member

    Feb 16, 2020
    5
    3
    South Africa
    IMG-20200104-WA0006.jpg
     
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  9. Speedy

    Speedy New Member

    Feb 16, 2020
    5
    3
    South Africa
    Thanks Rocker. My next search for this problem is to strip of Throttles and see if the O rings on Intakes are still good.
     
  10. Speedy

    Speedy New Member

    Feb 16, 2020
    5
    3
    South Africa
    Yorkshireman, Seems like the problem stays on Cylinder 1 even when I move the coils or injectors around.
     
  11. Speedy

    Speedy New Member

    Feb 16, 2020
    5
    3
    South Africa
    Thanks for the advice Joe, much appreciated.
     
  12. Speedy

    Speedy New Member

    Feb 16, 2020
    5
    3
    South Africa
    100 percent correct. In the end it was clogged up injector. Many thanks to all for advice to get my triple up and running again.
     
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