Toyota, Honda, Mazda, Yamaha admit decade-long safety testing errors

Several major Japanese auto manufacturers, including Toyota, Honda, Mazda, and Yamaha, have admitted to safety testing errors spanning a decade. Toyota's chairman apologized for faults, leading to production suspensions. Investigations are ongoing into emissions and fuel efficiency testing. Shareholder pressure is mounting, with Toyota's chairman facing potential re-election challenges. Mazda and Yamaha also faced repercussions, with suspensions and share price declines. Honda admitted to wrongdoing in noise and output tests.