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GB/T 43253.3-2023Road vehicles—Functional safety audit and assessment method—Part 3: Software level (English PDF)

道路车辆功能安全审核及评估方法第3部分：软件层面

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

November 27, 2023

Implementation date

November 27, 2023

Scope

GB/T 43253.3-2023 is the English-translated version of 道路车辆功能安全审核及评估方法第3部分：软件层面.

This document specifies the requirements and the methods for carrying out a functional safety audit and assessment of the functional safety activities and their work products at software level for safety-related electrical and electronic systems, so that the development process and the conformity of the work products with functional safety can be checked and judged.

The document applies to the safety-related systems containing one or more electrical or electronic systems fitted to mass-produced road vehicles other than mopeds.

It does not apply to the particular electrical and electronic systems of special purpose vehicles, such as the systems designed for drivers with disabilities. It is the third part of the standard.

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Document preview — GB/T 43253.3-2023

National Standard of the People's Republic of China

ICS: 43.040
Classification: T 35

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword4
Introduction5
1 Scope7
2 Normative References7
3 Terms and Definitions7
4 General Requirements7
5 Software Development Environment8
6 Software Security Requirements10
7 Software Architecture Design Specifications12
8 Design and Implementation of Software Units14
9 Software Unit Verification15
10 Software Integration and Verification17
11 Embedded Software Testing19
12 Software Calibration and Configuration Management21
13 Software Component Identification23
Appendix A (informative) Software Development Environment26
Appendix B (informative) Software Security Requirements28
Appendix C (informative) Software Architecture Design Specifications31
Appendix D (informative) Software Unit Design and Implementation37
Appendix E (informative) Software Unit Verification39
Appendix F (informative) Software Integration and Verification42
Appendix G (informative) Embedded Software Testing46
Appendix H (informative) Software Calibration and Configuration Management49
Appendix I (informative) Software Component Identification53

1 Scope

This document specifies the requirements and methods for carrying out functional safety audit and assessment on functional safety-related activities and working achievements of safety-related electrical / electronic (E/E) systems at the software level, so as to check and judge the compliance of the development process and working achievements with functional safety.

This document is applicable to safety-related systems containing one or multiple electrical / electronic (E/E) systems installed on mass production road vehicles other than mopeds.

This document does not apply to specific electrical / electronic (E/E) systems on special-purpose vehicles, for example, vehicle systems designed for disabled drivers.

2 Normative References

The contents of the following documents constitute indispensable clauses of this document through the normative references in the text. In terms of references with a specified date, only versions with a specified date are applicable to this document. In terms of references without a specified date, the latest version (including all the modifications) is applicable to this document.

GB/T 34590.1 ~ 34590.12-2022 Road Vehicles - Functional Safety

GB/T 43253.1-2023 Road Vehicles - Functional Safety Audit and Assessment Method - Part 1: General Requirements

3 Terms and Definitions

The terms and definitions defined in GB/T 34590.1-2022 are applicable to this document.

4 General Requirements

The audit and assessment requirements defined in GB/T 43253.1-2023 are applicable to this document.

5 Software Development Environment

5.1 Goal

The goal of this Chapter is to carry out audit and assessment of the working achievements related to the software development environment, so as to provide evidence that.

5.2 Inputs of Audit and Assessment

In order to carry out the audit and assessment process specified in this Chapter, the following inputs shall be available.

5.3 Requirements for Audit and Assessment

For the audit and assessment of the software development environment, the check items in Table 1 shall be covered.

6 Software Security Requirements

6.1 Goal

The goal of this Chapter is to carry out audit and assessment of the relevant working achievements of software security requirements specifications and detailed software and hardware interface specifications, so as to provide evidence that.

6.2 Inputs of Audit and Assessment

In order to carry out the audit and assessment process specified in this Chapter, the following inputs shall be available.

6.3 Requirements for Audit and Assessment

For the audit and assessment of the software security requirements specifications, the check items in Table 2 shall be covered.

7 Software Architecture Design Specifications

7.1 Goal

The goal of this Chapter is to carry out audit and assessment of the relevant working achievements of software architecture design specifications, so as to provide evidence that.

7.2 Inputs of Audit and Assessment

In order to carry out the audit and assessment process specified in this Chapter, the following inputs shall be available.

7.3 Requirements for Audit and Assessment

For the audit and assessment of the software architecture design specifications, the check items in Table 3 shall be covered.

8 Design and Implementation of Software Units

8.1 Goal

The goal of this Chapter is to carry out audit and assessment of the relevant working achievements of software unit design and software implementation, so as to provide evidence that.

8.2 Inputs of Audit and Assessment

In order to carry out the audit and assessment process specified in this Chapter, the following inputs shall be available.

8.3 Requirements for Audit and Assessment

For the audit and assessment of the software unit design and implementation, the check items in Table 4 shall be covered.

9 Software Unit Verification

9.1 Goal

The goal of this Chapter is to carry out audit and assessment of the relevant working achievements of software unit verification specifications and unit verification reports, so as to provide evidence that.

9.2 Inputs of Audit and Assessment

In order to carry out the audit and assessment process specified in this Chapter, the following inputs shall be available.

9.3 Requirements for Audit and Assessment

For the audit and assessment of software unit verification, the check items in Table 5 shall be covered.

10 Software Integration and Verification

10.1 Goal

The goal of this Chapter is to carry out audit and assessment of the relevant working achievements of software verification specifications, embedded software and software verification reports, so as to provide evidence that.

10.3 Requirements for Audit and Assessment

For the audit and assessment of software integration and verification, the check items in Table 6 shall be covered.

11 Embedded Software Testing

11.1 Goal

The goal of this Chapter is to carry out audit and assessment of the relevant working achievements of software verification specifications and software verification report, so as to provide evidence that the embedded software.

11.2 Inputs of Audit and Assessment

In order to carry out the audit and assessment process specified in this Chapter, the following inputs shall be available.

11.3 Requirements for Audit and Assessment

For the audit and assessment of embedded software testing, the check items in Table 7 shall be covered. […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 53 pages — is available in the English PDF.

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Normative references

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