Actions' procedures after discovering defects such as abolishment and repair of defective parts, concession, management of lots, stock, supplied parts, suspension of delivery and recall etc. shall have been specific and they shall have been carried out according to the rule.
Process improvement, by investigating and analyzing abnormality or out of control found by self-check, shall have been performed as a routine operation. The contact person (management responsible person) of the process shall have been specific.