Motor home engine turns over but won’t start,immobiliser light on.Fiat Ducati cab,15 years old

[Jane Youd]

motorhome turning over but won’t start,immobiliser light on.15 year old Bursner with Fiat Ducati cab

 

[jezport]

We had this with our 2007 Bessacarr - the problem was to do with the central locking button on the dashboard and was resolved by switching it on and off several times

Totally different immobiliser so irrelevant to the OP