campbell.kwtech Thank you for your time and info, I knew that D-CAN was H and J but was confused by no mention of it in your post about EPA 2016+ but now I understand about all 3 cans. However to confuse matters even more I had a 02/14/2018 T880 in the shop and ESA connected to it and it did not eve...

campbell.kwtech I received your PM, However I am not authorized to send PMs even as a reply to yours. My post disappeared because I edited it to update the truck info and the post was sent back to mods for approval.

Looking forward to your reply.

Thanks

What a great wealth of info! What do you know about VCAN3? On H and J. I have a MY2018- September listed as a 2019, Kenworth T800 with a Cummins. This truck seems odd to me as it is this late and still has CECU3-NAMUX3, chassis node and NO VECU and has 3 can lines. Devise tester reads connects to al...