FIAT Ducato 06 onwards SI reset

Ign on  - no start
Set Odometer to read Total Miles
Press ODomenter Button and keep it on until CFG1 displayed
Release ODO button
Press ODO briefly to change between different SI intervals
Press ODO button again for 5 secs and that should store SI frequency
Turn off Ign

CFG1 - 30,000 kms  or 18, 600 Miles and 365 DAYS - Standard 2.0 Litre Petrol & 2.8 JTD engine and 2.3/2.2
CFG2 - 20,000 kms
CFG 3 - 15,000 kms