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299d3xe

  1. R

    299D3 XE: catalyst reagent concentration low

    New 299D3 owner, new to DEF. Received 3516-18 code, “Catalyst Reagent Concentration Low-Moderate Severity” just received my machine (used, 2020). I know it’s been mosty sitting for at least 6 months, so plausible that the DEF has deteriorated in the tank. DEF level shows >50% on the gauge...
  2. 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...
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