Western Star 2004 c15 70 pin ECM, cab plug, and PRC module wiring diagram

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by anthonyar4, Feb 7, 2020.

  1. anthonyar4

    anthonyar4 Medium Load Member

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    Jun 8, 2019
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    Here it is. After hours in a shop it took me 5 minutes to read this and determine the issue on my EGT gauge was the wires were not in right holes they were flopped. But-connectors and the right gauge wires later and it works... if anyone needs help lmk. Also, have several c15 ecm flash files and in proficient In cat ET.
     

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  3. anthonyar4

    anthonyar4 Medium Load Member

    431
    92
    Jun 8, 2019
    0
  • Truckers Report Jobs

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