Nissan President Hiroto Saikawa Friday blamed a lack of communication between workers and managers as one of root causes for conducting improper checks of vehicles at the company’s assembly plants using unqualified workers, in a practice that had been routine for more than 30 years, reported by the Japan Times. Nissan cites poor communication in safety check malpractice, acknowledged to have started as early as 1979 | The Japan Times Posted via the PriusChat mobile app.