NEW CATALYST DRIVE CYCLE FOR EMISSIONS TEST

What is your question?

After replacing the catalytic converter and muffler How far must I drive for it to show ok for the emissions test? all other components are showing ready . Catalyst is showing NC. No DTC or pending codes are present.

What makes this problem better or worse?

Car is running fine

How long has your 1998 Ford Explorer had this problem?

Have driven the vehicle appox 50 miles