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  1. 08-11-2018, 05:18 AM #1
    Quantum
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    SHO SLOW/Limp mode?

    Hi all,

    Can an SHO go into limp mode with no alarms sounding?

    Q
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  2. yam911
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    #2 08-11-2018, 07:32 AM
    Can it? Yes.

    Is it normal? No.
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  3. Quantum
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    #3 08-11-2018, 04:47 PM
    Mmmm got a 225 that won’t rev above 2000rpm but no alarms.
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  4. FishWhisperer.
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    #4 08-11-2018, 09:13 PM
    Sure your alarm is not bad?
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  5. Quantum
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    #5 08-12-2018, 02:25 AM
    Quote Originally Posted by FishWhisperer. View Post
    Sure your alarm is not bad?
    Tested start without the lanyard and the buzzer sounded so I'm assuming its ok.
    Last edited by Quantum; 08-12-2018 at 02:37 AM.
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  6. FishWhisperer.
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    #6 08-12-2018, 06:53 PM
    Hmmm... is the throttle body opening all the way. Maybe your not In rpm reduction? Have you had it scanned for codes.
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  7. Quantum
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    #7 08-12-2018, 10:11 PM
    Problem solved. Or not. Blown powerhead. No alarms.
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  8. bgibson
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    #8 08-14-2018, 07:34 AM
    Quote Originally Posted by Quantum View Post
    Problem solved. Or not. Blown powerhead. No alarms.
    That blows man!!

    What year? How many hours?
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  9. Quantum
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    #9 08-15-2018, 01:24 AM
    2015. 150hrs or so. Full cause assessment starts Friday.
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  10. bgibson
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    #10 08-15-2018, 07:36 AM
    WOW that's crazy! Let us know what they find!
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  11. txbass1
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    #11 08-16-2018, 09:21 AM
    Quote Originally Posted by bgibson View Post
    WOW that's crazy! Let us know what they find!
    +1
    2014 920/SHO
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  12. Quantum
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    #12 08-30-2018, 06:12 AM
    Quick update.

    Likely main bearing failure causing low oil pressure without physical alarm (yes the alarm works). 8 instances of low oil pressure with one instance of SLOW mode. Cause still being investigated.
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