Idle goes weird when i switch cruise control on.

Discussion in 'Volvo Forum' started by 6cuda6, Nov 21, 2020.

  1. 6cuda6

    6cuda6 Light Load Member

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    Oct 9, 2020
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    Anyone run into a hunting or weird none stable idle when cruise switch turned on and idle speed raised?

    If i lower the idle to stock its fine but as soon as its raised with the cruise sitch it starts.....
     
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  3. SmallPackage

    SmallPackage Road Train Member

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    Dec 20, 2019
    Marion Texas
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    Yep. Happens with the Cat in my Freightliner. It’s a frequency thing. Happens at the same rpm usually. Just bump it up or down a button push at a time until it clears up. Mine does it worse at 950. Clears up at 900 or 1000.
     
    baha Thanks this.
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