ISO 21755-2:2020

Motorcycles — Measurement method for evaporative emissions — Part 2: Permeation test procedure

Publication date: Feb 28, 2020

General information

Current stage: 90.60 Effective date: Jun 5, 2025

Originator: ISO

Owner: ISO/TC 22/SC 38

Type: International Standard

ICS: 13.040.50 43.140

Languages: English

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Status: Published

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Scope

This document specifies a basic measurement method by using a permeation test procedure for evaporative emissions from motorcycles. It is applicable to motorcycles equipped with a fuel tank to store liquid high volatile fuel and with a spark ignition engine (four-stroke engine, two-stroke engine or rotary piston engine).

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PUBLISHED
ISO 21755-2:2020
90.60 Close of review
Jun 5, 2025