トヨタ事故車のブラックボックス検証結果は「運転ミス」:Toyota Sudden Acceleration Is Driver Error - WSJ The U.S. Department of Transportation has analyzed dozens of data recorders from Toyota Motor Corp. vehicles involved in accidents blamed on sudden acceleration and found that the throttles were wide open and the brakes weren't engaged at the time of the crash, people familiar with the findings said. The early results sugg