Ddec iv ecm Jake brake controller/driver diagram

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by bruce25, Apr 17, 2024.

  1. bruce25

    bruce25 Light Load Member

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    Apr 16, 2014
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    Anyone got a diagram or picture of what ddec iv Jake controller looks like?
     
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  3. MRMTRANS

    MRMTRANS Light Load Member

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    Apr 28, 2015
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    I think controller means the switch or switches that turn on and control the setting of an engine brake. Eg, a wiper controller I bought refers the all-in-one on/off, intermittent, and wash switch in the dash.
     
  4. bruce25

    bruce25 Light Load Member

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    Apr 16, 2014
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    Lol sorry I mean inside ecm itself If anyone has a diagram of ecm or a picture of chip that controls Jake's
     
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