11/10/2020 Page 22 of 30 Cummins Tier 4 Fault Codes Fault Code J1939 SPN J1939 FMI 4517 4526 237 521 13 2 4533 4766 3 4534 4568 4572 4573 4766 3482 3031 3826 4 16 9 18 4584 3936 14 4585 4586 4615 4658 4677 4679 4682 4688 4689 4691 4713 4721 4722 4724 4725 4726 4727 4731 4792...