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  1. #1
    Member
    Join Date
    Feb 2021
    Location
    Kentucky
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    10

    1999 Mercury Optimax 200 guardian mode reset

    Anyone know how to get this engine out of guardian mode for a start battery low voltage problem once the problem is fixed?

  2. Member
    Join Date
    Jun 2013
    Location
    LONGVIEW TEXAS
    Posts
    14,036
    #2
    on /off key cycle should do it
    .................................................. ...the scariest thing in life is the unknown ...................................

  3. Mercury 3L/4 Stroke/Verado Moderator EuropeanAM's Avatar
    Join Date
    Apr 2008
    Location
    Greenville, SC (US)
    Posts
    95,217
    #3
    If you would, please take a few moments to review the Announcements at the top of the Forum, and be sure to provide the Required Info (serial number) when posting. Thanks!

    +1... if the cause is no longer present, a "key off, Key on" cycle will do the trick.


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