Repeated the procedure and worked somehow this time.
Not sure what made the difference, as about 2 km distance was indicated for the oil change maybe the first time attempt needed some travel to take effect ?
Anyhow, glad it finally worked.

Hi, I did an oil change on a 2013 Fiat Duacato motorhome, 2.3, 150HP. It detects it as 250 facelift, parameters display fine. However cannot execute an oil change, "executing failed " or something like that. Interestingly I did not notice there was an error on the first try (maybe just did...