2012 cascadia SCR heater line

Discussion in 'Freightliner Forum' started by mimsey, May 1, 2013.

  1. mimsey

    mimsey Bobtail Member

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    May 1, 2013
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    I have a 2012 Cascadia. A code for the SCR heater line is coming up it says it is an open circuit. I am trying to find the SCR heater lines
     
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  3. truckmechanic

    truckmechanic Medium Load Member

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    Jan 14, 2012
    Hi Desert Ca
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    They are on the top of the dpf tank there is two of them
     
  4. Pablo-UA

    Pablo-UA Road Train Member

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    Oct 11, 2010
    Borispol, Ukraine
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    really intake and return lines are heated. They run from tank to pump and from pump to DEF injectot.
    U can see pigtales and twist connectors on end of every heated SCR line. Separate it and check for corrosion. Use DVOM to check resistance (6-30 OHM)
     
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