Kenworth T660 braking own it’s own.

Discussion in 'Kenworth Forum' started by KakuJatt, Sep 1, 2023.

  1. KakuJatt

    KakuJatt Bobtail Member

    Aug 12, 2023
    Hello, I have 2009 KW T660. The brakes apply own it’s own(up to 10 psi for few seconds and comes back to normal) when air psi hits 120(when sneeze happens). Same thing happens when idling at 120 psi . Could it be the Foot brake valve or Abs traction relay?
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