Two problems related to brake disc rotor have been reported for the 1998 Toyota Avalon. The most recently reported issues are listed below.
Consumer stated the rotors were worn, which caused a heavy vibration when braking.
Brake problem started at 7000 miles. Brakes and the rotors were replaced at 14000 miles and 19000 miles. Also, abs brake light was coming on/off, and brakes were squeaking.