• Thank you for visiting HeavyEquipmentForums.com! Our objective is to provide industry professionals a place to gather to exchange questions, answers and ideas. We welcome you to register using the "Register" icon at the top of the page. We'd appreciate any help you can offer in spreading the word of our new site. The more members that join, the bigger resource for all to enjoy. Thank you!


  1. Connor Gardiner

    2020 Cat 299D3XE Land management

    Hi I need some help our machine is throwing codes: 523601-0 (high e.g.t temperature) 3246-0 (D.P.F High Outlet temp) The machine will start then go to about 3/4-7/8 throttle and runs all auxiliary fans. After approximately 10 minutes it goes back down to idle, I would go back to running the...