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ISO 2575:2021
Road vehicles - Symbols for controls, indicators and tell-tales
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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International Organization for Standardization [iso]
