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  • cummins
    cummins replied to the thread D3 Automatic no coms.
    Thank you tyregeezer, to get me started I soldered in insulated wire to bridge the breaks. What a bad design all those copper bar conductors and water ingress or condensation - not good. Bonus is my EPB after much work was still showing yellow...
  • cummins
    Finally bottomed the prob No comms reported various module and to ECU Pulled out wiring harness - there are two components. One goes to the auto trans plug and the other goes to the rear transmission case plugs. There is wide misconception - the...
    • D3 TCU.jpg
    • D3 TCU 1.jpg
    • 20240501_111652.jpg
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