Programing CECU on 389 pete

Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by D.Tibbitt, May 8, 2023.

  1. frankdtank

    frankdtank Light Load Member

    83
    49
    Sep 27, 2018
    0
    No. It comes and goes. They (red dots) will randomly start flickering, mostly at idle but sometimes while at higher rpms. It doesn't seem to cause any actual problems so just let it ride.
     
    Oxbow Thanks this.
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