Replace ignition key by 100,000 miles on Toyota Celica

Problem Description and Possible Solution
Our technicians report that by 100,000 miles, the ignition key tends to wear out and should be replaced or it may not work as well in the door locks or ignition lock cylinder.
Problem Data
RepairPal Verified
Average mileage: 126,000 (110,000–142,000)
5 model years affected: 1990, 1991, 1992, 1993, more1994
9 people reported this problem
Viewing 1 - 3 of 3 problem details
Replaced the electrical ignition switch and car still doesn't start when turning the key. I think it's the mechanical portion of the ignition.
motor turns over but car will not start
My ignition key broke off in the trunk. The key was worn out. Lucky I had a spare!