One problem related to software has been reported for the 2006 Toyota Corolla. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2006 Toyota Corolla based on all problems reported for the 2006 Corolla.
2006 Toyota Corolla (mileage 36,191) : on the way to dealer for a scheduled oil change the service engine light came on (first time since owning the vehicle). Dealer investigated and indicated had I not brought the car in when I did, I would have experienced a no-start condition. Dealer replaced the ecm module. Replacement module covered by warranty.