ChinaAutoRegs|GB/T 46741-2025英文版翻译《摩托车和轻便摩托车车载诊断连接器》

Diagnostic Connector of Motorcycles and Mopeds

CONTENTS

Foreword II

1 Scope 1

2 Normative References 1

3 Terms and Definitions 1

4 Vehicle Connector Location 2

5 Vehicle and External Diagnostic Equipment Connector Design 2

6 Contact Allocation and Specifications for Related Electrical Circuits 6

Annex A (Normative) Diagram of Diagnostic Connector

1 SCOPE

This document specifies the vehicle connector location, vehicle and external diagnostic equipment connector design, contact allocation and specifications for related electrical circuits, with respect to the diagnostic connector of motorcycles and mopeds.

This document is applicable to the connectors for external diagnostic equipment of motorcycles and mopeds.

2 NORMATIVE REFERENCES

The following normative documents contain provisions which, through normative reference in this text, constitute essential provision of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendment) applies.

GB/T 1690 Rubber, vulcanized or thermoplastic – Determination of the effect of liquids

GB/T 4756 Method for manual sampling of petroleum liquids

GB 12981 Motor vehicle brake fluids

GB/T 28046.2 Road vehicles—Environmental conditions and testing for electrical and electronic equipment—Part 2: Electrical loads (GB/T 28046.2-2019, ISO 16750-2:2012, MOD)

GB/T 39851.3 Road vehicles—Diagnostic communication over Controller Area Network (DoCAN)—Part 3: Requirements for emissions-related systems (GB/T 39851.3-2021, ISO 15765-4:2016, MOD)

GB/T 41590.4 Road vehicles—Diagnostic communication over K-Line (DoK-Line)—Part 4: Requirements for emission-related systems (GB/T 41590.4- 2022, ISO 14230-4:2000, IDT)

GB/T 42193.4 Road vehicles—Communication between vehicle and external equipment for emissions-related diagnostics—Part 4: External diagnostic equipment (GB/T 42193.4-2022, ISO 15031-4:2014, IDT)

ISO 7309 Road vehicles—Hydraulic braking systems-ISO reference petroleum base fluid

ISO 8092-2:2023 Road vehicles—Connections for onboard electrical wiring harnesses—Part 2: Terminology, test methods and general performance requirements)

ISO 9141-2 Road vehicles—Diagnostic systems—Part 2: CARB requirements for interchange of digital information

ISO 20653 Road vehicles—Degrees of protection (IP code)—Protection of electrical equipment against foreign objects, water and access

3 TERMS AND DEFINITIONS

For the purpose of this document, the following terms and definitions apply.

3.1 connection

engagement of two mated connectors or contacts

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