Introduction of ISO 26262 'Road vehicles

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  • ISO26262の解説－自動車向け機能安全規格－
  • ISO26262 : 自動車業界における機能安全に対する取り組み ISO26262の解説 : 自動車向け機能安全規格
  • ISO26262 : ジドウシャギョウカイ ニ オケル キノウ アンゼン ニ タイスル トリクミ ISO26262 ノ カイセツ : ジドウシャ ムケ キノウ アンゼン キカク

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ISO26262, functional safety standard for road vehicles has a great impact on the automotive industry including manufacturers and parts suppliers. The background of this standard is a social demand for safety because of the increasing complexity of electronic control in vehicles. Automotive manufacturers have started already to adapt to this standard for safety accountability and future regulation. This paper mainly intends to introduce and give an overview, including issues surrounding the standard. At first, the basic concept of functional safety and positioning on IEC61508 are mentioned to outline the standard. In order to give some technical topics, it explains about item definition, ASIL derivation, fault variation approach and decomposition of software. In overview, it summarizes scope, architecture and each part of the standard. To give readers some insight of the standard, it mentions other topics such as practical adoption consensus, compliance certification, "State of the art" and process improvement activity. Moreover, issues of adoption are addressed, such as standard comprehension, requirement management, infrastructure for traceability, and safety culture. It concludes that adoption activities should be considered not only for compliance, but also as an opportunity for a further leap forward in cometitive advantage for the Japanese automotive industry.

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