Detroit s60 DDEC VI EGR issue.

Discussion in 'Experienced Truckers' Advice' started by LoneRanger, Aug 10, 2018.

  1. LoneRanger

    LoneRanger Road Train Member

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  3. Oldironfan

    Oldironfan Road Train Member

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    Here is a video on the location. It's almost on the block under intake.
     
  4. LoneRanger

    LoneRanger Road Train Member

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    No link.
     
  5. Oldironfan

    Oldironfan Road Train Member

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  6. Oldironfan

    Oldironfan Road Train Member

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    I think you have a ddec 5 ecm.
    Pictured is a DDEC VI (6) rpm.
    Screenshot_20180810-165154.png
     
  7. LoneRanger

    LoneRanger Road Train Member

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    Double checked with image it’s a DDEC 6
     
  8. Oldironfan

    Oldironfan Road Train Member

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    That's odd. I figured all ddec 6 had flat air filter on top of engine.
     
  9. LoneRanger

    LoneRanger Road Train Member

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    @Oldironfan the issue is when we unplug the egr valve things running smooth and I can feel it pick up speed way faster.

    Plug the egr valve back in and raising the rpm slowly past 900rpm makes it surge bad. Rpm jumps 200-300 up and down, but if I raise the rpm fast it does not do that.

    We already checked pedal dead spot as well.
     
    Last edited: Aug 10, 2018
  10. Oldironfan

    Oldironfan Road Train Member

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    I would just unplug it.
    Do the key cycle thing.
    Like the turn off EGR for older Cummins cm871.
     
  11. LoneRanger

    LoneRanger Road Train Member

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    This is the air filter.
     

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    Oldironfan Thanks this.
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