This document specifies symbols (i.e. conventional signs) for use on controls, indicators and tell-tales applying to passenger cars, light and heavy commercial vehicles and buses, to ensure identification and facilitate use. This document additionally describes the purpose and application for the symbols. It also indicates the colours of possible optical tell-tales, which inform the driver of either correct operation or malfunctioning of the related devices.

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Frequently Asked Questions

ISO/TC 22/SC 39/WG 5 is a Subcommittee within the International Organization for Standardization (ISO). It is named "Symbols". This committee has published 3 standards.

ISO/TC 22/SC 39/WG 5 develops ISO standards in the area of Information technology. Currently, there are 3 published standards from this subcommittee.

The International Organization for Standardization (ISO) is an independent, non-governmental international organization that develops and publishes international standards. Founded in 1947 and headquartered in Geneva, Switzerland, ISO brings together experts from 170+ member countries to share knowledge and develop voluntary, consensus-based standards that support innovation and provide solutions to global challenges.

A Subcommittee (SC) in ISO operates under a Technical Committee and focuses on a specific subset of the TC's scope. Subcommittees develop standards and technical specifications in their specialized area, reporting to their parent Technical Committee. They may also have working groups for detailed technical work.

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