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Thread: PCM Bench Harness Wiring diagrams

  1. #1
    EFILive Developer Site Admin Blacky's Avatar
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    Default PCM Bench Harness Wiring diagrams

    New EFILive document showing how to wire bench harnesses for 1999+ and 1998 PCMs is now available here:
    http://www.efilive.com/doc/Tutorials...20Tutorial.pdf

    Paul
    Before asking for help, please read this.

  2. #2
    Lifetime Member SS2win's Avatar
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    so thats all it takes to program on the bench? cool.
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  3. #3
    Lifetime Member TAQuickness's Avatar
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    sweet! now I can blow stuff up on my bench!


  4. #4
    Lifetime Member GMPX's Avatar
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    No, that's my job, though I must admit, I haven't smoked one yet.

    Cheers,
    Ross
    I no longer monitor the forum, please either post your question or create a support ticket.

  5. #5
    EFILive Reseller kbracing96's Avatar
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    OK, now for the $100 question, where can I find plugs for the pcm and obd2 port to make a bench harness?
    01 ECSB 1/2 ton 4x4 Forged 5.7 LS1 GMC

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  6. #6
    Member bK's Avatar
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    Can you have a harness connector directly wired into a db9? This would bypass the OBDII connector all together.

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    Lifetime Member mistermike's Avatar
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    Quote Originally Posted by GMPX
    No, that's my job, though I must admit, I haven't smoked one yet.

    Cheers,
    Ross
    I tried to, but it's too big for my bong.
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  8. #8
    EFILive Developer Site Admin Blacky's Avatar
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    Quote Originally Posted by bK
    Can you have a harness connector directly wired into a db9? This would bypass the OBDII connector all together.
    Yes - good idea, I will add that into the diagram.
    Paul
    Before asking for help, please read this.

  9. #9
    Joe (Moderator) joecar's Avatar
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    Yes, where can we purchase the pcm connectors from...?

  10. #10
    EFILive Developer Site Admin Blacky's Avatar
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    Quote Originally Posted by joecar
    Yes, where can we purchase the pcm connectors from...?
    No idea, all of ours come from old wiring looms.
    Paul
    Before asking for help, please read this.

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