One problem related to brake master cylinder has been reported for the 2003 Toyota Corolla. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2003 Toyota Corolla based on all problems reported for the 2003 Corolla.
Brakes failed-brakes locked up on me in busy freeway conditions. I feared for my life as I struggled to get off the freeway. Thank god I did. That 2003 Corolla almost killed me. The dealer confirmed the problem and exchanged me into another Corolla.