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2017 prius prime: "Excessive speed system not avaible"

Discussion in 'Gen 5 Prius Care, Maintenance and Troubleshooting' started by gate, May 15, 2024.

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  1. gate

    gate New Member

    Joined:
    May 15, 2024
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    Location:
    oregon
    Vehicle:
    2017 Prius Prime
    Model:
    Plug-in Advanced
    I have a 2017 Prius Prime 87000 miles. Today i was driving up hill at about 45 or 50 mph and "excessive speed system not available came on for about one second. I have not seen this before. I was driving in Eco mode and Ev mode.
     
    #1 gate, May 15, 2024
  2. bisco

    bisco cookie crumbler

    Joined:
    May 11, 2005
    110,129
    50,045
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    Location:
    boston
    Vehicle:
    2012 Prius Plug-in
    Model:
    Plug-in Base
    idk, but i wonder if it is a speed you can set that will warn you if you exceed it.
     
    #2 bisco, May 15, 2024
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