One problem related to engine knocking noise has been reported for the 2007 Toyota Corolla. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Toyota Corolla based on all problems reported for the 2007 Corolla.
2007 Toyota Corolla. Consumer states that the vehicle's engine began to speed up by itself while driving. The consumer also stated the engine light illuminated. The consumer stated he was involved in a car accident while waiting at a light. When the light turned green, he removed his foot from the brake pedal when suddenly the vehicle accelerated and the consumer hit the vehicle in front of him, and then another vehicle rear ended him. The vehicle was taken to the repair shop to have the necessary repairs made and to see why the vehicle was accelerating on its own. A few months later, the engine light illuminated again. The dealer informed the consumer the ecu needed to be replaced. Also, the air bag light illuminated and there was a knocking noise coming from the engine.