Guessing this is the Fiat type Ka? I had one once (fiat 500) that wouldn't start and it was the ECU not firing the injectors. Was a brand new car!
Fiat field tech came out and verfied the fault by checking the earth pulse with a test light onto the injectors. New ECU required.
Last edited by GVK.; 19-01-2024 at 11:13 PM.