C15 CAT question

Discussion in 'Peterbilt Forum' started by Pound Puppy, Mar 2, 2013.

  1. Mar 2, 2013 #1
    Pound Puppy

    Pound Puppy Heavy Load Member

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    May 31, 2010
    Amherst, OH
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    I just bought a 07 Pete 387with 475 CAT. The jake only comes on if I push on the brake. Can this be changed in the computer to come on like normal when I let off the accelerator?
     
    Pound Puppy, Mar 2, 2013
    Pound Puppy, Mar 2, 2013
    #1
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  3. Mar 2, 2013 #2
    JayTee

    JayTee Light Load Member

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    Feb 14, 2013
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    Turn off the cruise control switch and it should work fine.
     
    JayTee, Mar 2, 2013
    JayTee, Mar 2, 2013
    #2
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  4. Mar 2, 2013 #3
    carrkool

    carrkool Heavy Load Member

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    May 10, 2012
    adah, pa
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    Its in teh computer. It was programed that way. I have had many trucks like that. and shop that has the computer for a cat can fix it. takes about 2 minutes.
     
    carrkool, Mar 2, 2013
    carrkool, Mar 2, 2013
    #3
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  5. Mar 3, 2013 #4
    bubbanbrenda

    bubbanbrenda Road Train Member

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    Have them change the jake setting to "Manual"
     
    bubbanbrenda, Mar 3, 2013
    bubbanbrenda, Mar 3, 2013
    #4
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