— March 8, 2010: Driver James Sikes speeds along a San Diego County freeway in a 2008 Toyota Prius for 20 minutes, reaching 94 miles per hour, before a Highway Patrol officer helps slow down the car. Toyota later dismisses Sikes' account, saying its tests show he pressed the gas and brakes rapidly at least 250 times.
— July 8, 2010: Toyota says it will open six new offices across North America to gather information about vehicle problems and customer complaints.
— Dec. 21, 2010: Toyota agrees to pay the U.S. government a record $48.8 million in fines over recalls that involved sticky accelerators, floor mats that can catch the gas pedal, and steering relay rods that can break. The government alleged that Toyota was slow to report problems to U.S. safety regulators.
— Feb. 8, 2011: U.S. Department of Transportation, aided by NASA engineers, determines that electronic flaws were not to blame for reports of unintended acceleration in Toyotas. Lawyers and some drivers had alleged that gremlins inside electronic throttles caused the problems, not floor mats and sticky accelerators.
— Oct. 10, 2012: Toyota announces its largest recall — a total of 7.43 million vehicles to fix faulty power-window switches.