Freightliner Columbia 2007

Discussion in 'Freightliner Forum' started by Freightliner 2007, Aug 23, 2017.

  1. Freightliner 2007

    Freightliner 2007 Bobtail Member

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    Aug 23, 2017
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    problems , No power boost, black smoke , check engine light come on and off,
    I replace ECM computer, ECM Harness, turbo , water pump, sensors ,V-pot , EGR valve , replace manifold seal , and my truck still having he same problem
     
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  3. QUALITYTRUCK

    QUALITYTRUCK Road Train Member

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    romulus,mi
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    What code is stored in ECM when it is read with laptop?
     
  4. nasriza

    nasriza Road Train Member

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    Chicago, IL
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    try boost sensor or maybe delta p lines are plugged also make sure to check that your egr is not stuck open
     
  5. nasriza

    nasriza Road Train Member

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    Chicago, IL
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    better to diagnose properly than just change a bunch of parts
     
    QUALITYTRUCK Thanks this.
  6. Verdel

    Verdel Medium Load Member

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    Oct 26, 2013
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    Delta P sensor or boost sensor........
     
  7. Bigrayon

    Bigrayon Road Train Member

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    Well my friend I had a 07 and it cost over 30000 so not every thing we can say here you need to get a shop to over ride the senser there is 6 of them if you are in Atlanta ask one of them guys pulling box they will tell go to 221 off 75 you will see guys park at the little truck stop ask and you shall find, in Duncan sc the pilot ask and you shall find, have it over ride and turn that bad boy up to about 550 on peddle 600 on the Crosse no one will touch you been there done that good luck driver
     
  8. The Iron Man

    The Iron Man Bobtail Member

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    Oct 17, 2015
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  9. The Iron Man

    The Iron Man Bobtail Member

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    Oct 17, 2015
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    I'm confused.i thought black smoke means the injectors are bad.
     
  10. thaistick

    thaistick Road Train Member

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    OTR/Thailand
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    Black smoke is usually an indicator of unburned fuel, but that could be caused by numerous things.
     
  11. Bigrayon

    Bigrayon Road Train Member

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    Aug 16, 2015
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    White is normal your turbo are yes injector
     
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