2 diagnostic ports?

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Hardy541, Nov 5, 2019.

  1. Hardy541

    Hardy541 Bobtail Member

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    Nov 27, 2018
    Burns, OR
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    My 2000 379 has 2 data ports side by side, 1 is 6 hole and 1s 9 hole, any idea which one to use to clear codes? Truck has a 60 series.
     
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  3. Mike250rs

    Mike250rs Heavy Load Member

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    Sep 24, 2019
    Raleigh, NC
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    Should be the 9 pin
     
  4. jed222

    jed222 Bobtail Member

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    Nov 14, 2019
    0
    Yah probably the 9
     
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