Japanese automakers caught in safety certification scandal.

Toyota, Mazda, Honda, Suzuki and Yamaha are implicated in falsified certifications.

In a shocking and wide-ranging scandal, Toyota, Mazda, Honda, Suzuki and Yamaha have been implicated in the falsification of crashworthiness data and engine power testing by the Japanese government. 

The Japanese transport ministry has ordered Toyota, Mazda and Yamaha to suspend shipment of affected vehicles. 

The revelations come in the wake of a ministry requested Japanese automaker self review of their vehicle certifications following a safety test scandal at Daihatsu, Toyota’s small car division. 

The ministry determined that the affected companies had falsified reports or manipulated data in testing. 

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Written by

James Anderton

Jim Anderton is the Director of Content for ENGINEERING.com. Mr. Anderton was formerly editor of Canadian Metalworking Magazine and has contributed to a wide range of print and on-line publications, including Design Engineering, Canadian Plastics, Service Station and Garage Management, Autovision, and the National Post. He also brings prior industry experience in quality and part design for a Tier One automotive supplier.