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  1. J

    L3901 White Smoke and Fuel Knock

    After further looking at it I think the supply fuel pump has gone bad. Its pumping but not near what it needs to. Thats why it will start then starts falling off. I was listening to it and its no where near the sound it used to be. Have one on order now. The only review on it was positive...
  2. J

    L3901 White Smoke and Fuel Knock

    no light and no codes
  3. J

    L3901 White Smoke and Fuel Knock

    No this was at cold start. And no regen lights at all I will look and see where its at. No it smelled like raw fuel
  4. J

    L3901 White Smoke and Fuel Knock

    I have a 2014 (i think, cant remember for sure and its already dark here) L3901 HST with 504hrs. Tractor has always been great until a month ago. It was feeling down on power so I changed the fuel filter and cleaned out the water separator real well. After that it was back running like...