Red stop engine light?

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by earnies2, Apr 14, 2021.

  1. earnies2

    earnies2 Medium Load Member

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    May 17, 2012
    Dedham, MA.
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  3. earnies2

    earnies2 Medium Load Member

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    May 17, 2012
    Dedham, MA.
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    No other lights
     
  4. earnies2

    earnies2 Medium Load Member

    690
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    May 17, 2012
    Dedham, MA.
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    BINGO
     
  5. earnies2

    earnies2 Medium Load Member

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    May 17, 2012
    Dedham, MA.
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    Ok update
    Had the coads read...
    High crankcase pressure..
    2 months ago I got a yellow CEL and changed the filter and sensor. So now I need to check the filter, wiring harness, and the blow by tube. The engine has no blowby so I don't think its internal wear or dammage the crane only has 78,000 miles even the hours are low
     
    Last edited: Apr 15, 2021
    Reason for edit: Spelling
  6. earnies2

    earnies2 Medium Load Member

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    Dedham, MA.
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    Ik today I removed the filter. No contamination I checked the vent tube no restriction. There is a oil return hole in the housing. That seemed to be slightly restricted. Is there a check valve or anything on that oil return line. And what is the recommended intervals on this filter? Hours,miles,or time. Thanks
     
  7. Antinomian

    Antinomian Road Train Member

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    While it's running, take the oil filler cap off, hold your hand over the opening, and see if there is pressure. Try it on high idle.
     
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  8. earnies2

    earnies2 Medium Load Member

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    May 17, 2012
    Dedham, MA.
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  9. Goodysnap

    Goodysnap Road Train Member

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    You still havnt showed the fault codes. The codes listed will help lead you in a direction.

    With such a low mileage unit, I would be leaning toward a suspect wiring issue to the sensor over the engine actually having excessive CC pressure. Have you used any oil since last service? Pull the dipstick with the engine running at higher RPM while hot, is air puffing out?

    The only possiblity I could see is if the engine were dusted. Possible, but again unlikely.
     
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  10. earnies2

    earnies2 Medium Load Member

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    May 17, 2012
    Dedham, MA.
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    Sorry I had the codes read by a tec that I know he told me what the code was. I think I found the problem. The oil return line was restricted when I removed the cc filter it was saturated, I checked the blowby hose it was clear the return line wasent. I removed it from the bottom and cleaned it out. I will install a new filter and change the oil and check the cc filter at my next oil change
     
  11. ChuckMartel

    ChuckMartel Light Load Member

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    There should be a nonserviceable filter available for for that.
     
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