3406e low boost intermittent

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by Nestor, Aug 8, 2021.

  1. lester

    lester Midwest's #1 Feed Hauler

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    If you found bad wires in your engine wiring harness I'd just replace the while thing. Might be more problems you didn't see. Last one I bought was cheaper than I expected, but that was pre covid
     
    Nestor Thanks this.
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  3. Nestor

    Nestor Light Load Member

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    It was only at one spot wher it was rubbing . I’m going to check grounds and ignition switch maybe something rhere
     
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