Headland Turning System over CanBus

[Neo58]

As I said, I’m an amateur and I’m quite lost, but isn’t that what Steel181 wrote here?

CanBus for Beginners - Super Simple

Yes I was able to read it using SavvyCAN on a NH T7.235. Here is a decoding of the handle in the picture below: Message ID: 18FFB306 0x03 to 0x13 (byte 2) bit 20 go to 1 for button on back 0x03 to 0x13 (byte 6) bit 52 got to 1 for down shift 0x03 to 0x07 (byte 6) bit 50 goes to 1 for up shift 0x3F to 0x7F (byte 4) bit 38 goes to 1 for backward direction 0XFC to 0xFD (byte 5) bit 40 goes to 1 for forward direction 0x03 to 0x07 (byte 2) bit 18 & 0x03 to 0x43 (byte 6) bit 54 for the auto b…

Can you please advise me how to continue?