Terminal diagnosis self correction method and system

A system comprising:

• a computer readable medium storing terminal diagnostic information;
• and
• at least one processing device operably coupled to the computer readable medium, the at least one processing device executing instructions to:
• receive a service inquiry relating to a problem with a first terminal;
• obtain first terminal statistics remotely from the first terminal;
• store the first terminal statistics in a site diagnosis log;
• determine an initial diagnosis with a site diagnostic tool using the first terminal statistics;
• store the initial diagnosis in the site diagnosis log;
• dispatch a technician to repair the first terminal;
• obtain second terminal statistics locally at the first terminal;
• store the second terminal statistics in an onsite validation tool log;
• determine an onsite diagnosis using an onsite validation tool;
• store the onsite diagnosis in the onsite validation tool log;
• compare the initial diagnosis and the onsite diagnosis;
• compare the first terminal statistics and the second terminal statistics in response to a difference between the initial diagnosis and the onsite diagnosis;
• and
• adjust the site diagnostic tool based on the initial diagnosis, the onsite diagnosis, the first terminal statistics, and the second terminal statistics.