low air sensor

Discussion in 'Peterbilt Forum' started by azbraindamage, Dec 6, 2012.

  1. azbraindamage

    azbraindamage Light Load Member

    136
    33
    May 24, 2012
    Kingman Az.
    0
    the pop out brake valve isn't popping out til 25 psi, is this a sensor or do I need to test something? :biggrin_25510::biggrin_25510:
     
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  3. BigSam

    BigSam Light Load Member

    220
    241
    Mar 23, 2008
    Illinois
    0
    Most likely a bad tractor protection valve
     
    azbraindamage Thanks this.
  4. azbraindamage

    azbraindamage Light Load Member

    136
    33
    May 24, 2012
    Kingman Az.
    0
    where is that? plz n thnx
     
  5. bubbanbrenda

    bubbanbrenda Road Train Member

    1,388
    650
    Feb 27, 2011
    Middletown,Oh.
    0
    Thats the valve thats not popping out until 25psi,thats the way mine is light and buzzer @ 60psi pops @ about 28psi.
     
    azbraindamage Thanks this.
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