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Spark plugs replaced at 104K miles on 2010 Prius

Discussion in 'Gen 3 Prius Care, Maintenance & Troubleshooting' started by hatbe, Jun 17, 2018.

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  1. ASRDogman

    ASRDogman Senior Member

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    Vehicle:
    2010 Prius
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    Two
    Why are you using hotter plugs?
     
    #21 ASRDogman, Jun 25, 2018
  2. cnc97

    cnc97 Senior Member

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    Mar 13, 2018
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    Location:
    Evansville, IN
    Vehicle:
    2010 Prius
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    Three
    The 16 is the new recommended heat range. It’s only a +1 increase though. Denso doesn’t follow the number pattern like everyone else. I reasearched that 4 months ago when I changed the plugs in mine.
     
    #22 cnc97, Jul 1, 2018
    Mendel Leisk likes this.
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