The John Deere 4066R is throwing a ECU code 412.03 and must go into the dealer. They found a bad EGR temperature sensor and I had a pleasant experience with excellent customer service. Our merchandise, thank you for the support https://www.bonfire.com/the-kelleys-merch/ The thinker tinkerer shirt https://www.bonfire.com/the-kelleys-county-life-tinkerer/ GOT ICE? shirts https://www.bonfire.com/the-kelleys-country-life/ This is our Amazon store with affiliate links to the products we use on the ch
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