Try an Iveco-specigic forum:
https://ivecoforums.com/warning-lights-t6465.html
https://ivecoforums.com/oil-change-ecu-reset-t8675.html#new
https://ivecoforums.com/help-with-red-dash-warning-light-t3189.html
There's this too
http://pandpauto.co.uk/dash-warning-lights.html
Hope that helps, February 2021