Nissan's improper vehicle inspection practices have continued for at least 20 ye

The Japan Broadcasting Association (NHK) said on Friday that Nissan Motor (7201.T) improper vehicle inspection practices had started at least 20 years ago. The disclosure of this new situation may make this Japan's second largest car manufacturers into further turbulence.

Nissan said Thursday that it would suspend domestic cars for the Japanese market for at least two weeks to address the improper operation of the vehicle's final inspection process disclosed last month. This scandal has led the company to recall all 1.2 million vehicles sold in the Japanese market over the past three years.

Nissan spokesman refused to directly confirm or deny NHK reports, only mention the president of the Nishikawa people on Thursday conversation; Nishikawa said Nissan for the issuance of vehicle inspection proved that the staff training system has not changed for 20 years.

Nishikawa added, how long is this improper act and another question?