fiat punto

[rob64]

Ignition key code  is not retianed in vehicle memory.

ignition key code not reconised by ecu

[bobinspain]

not too sure of your question. but if what you are saying is that your key is not holding the correct transponder code and the car is, you will need to take the car and all the keys with the documents to your local dealer who will have to reboot the ecu and transponder chip keys.