fault codes 2006 cummins 435 isx

Discussion in 'Trucks [ Eighteen Wheelers ]' started by DHF, Mar 20, 2011.

  1. CarlosPerezJr29

    CarlosPerezJr29 Bobtail Member

    2
    0
    Apr 14, 2018
    0
    I have replaced the the gas exhaust pressure twice yet it’s throwing the same fault code and my rpms stay 9 then drop down to 6 to 6.5 when ever it wants any suggestions
     
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  3. CarlosPerezJr29

    CarlosPerezJr29 Bobtail Member

    2
    0
    Apr 14, 2018
    0
    I have replaced the exhaust gas pressure twice code went away the first time then came back replaced it again and has not gone away have and my rpms will sit at 900 while idling I’m the morning I have noticed that rpms return to normal but once I park for the day and I let my truck sit and idle for a bit before shutting off the rpms will shoot Up again
     
    Last edited: Apr 14, 2018
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  5. cooperate

    cooperate Bobtail Member

    15
    2
    Jul 2, 2015
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    Carlos, did you get it fixed?
     
  6. ajones357

    ajones357 Bobtail Member

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    3
    Jun 28, 2014
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    I’m having same issue ..I replaced the sensor ,cleaned out the tube & it goes away & then come back after a few hours of driving ..Has anyone figured this out ?
     
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