ISO 16844-6:2022 PDF

Name: ISO 16844-6:2022 — Road vehicles — Tachograph systems — Part 6: Diagnostic communication interfaces
SKU: ISO 16844-6:2022
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Road vehicles — Tachograph systems — Part 6: Diagnostic communication interfaces

Название (английский):

ISO 16844-6:2022

Road vehicles — Tachograph systems — Part 6: Diagnostic communication interfaces

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 13
Дата публикации:: 2 мая 2022 г.
Издание:: ISO IS 16844 edition 3 version 1
ICS:: 43.040.10

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Описание (английский):

This document specifies the CAN-based and the K-Line communication between the recording equipment and service tools for software download and calibrating purposes. The provided requirements and recommendations cover physical, data link, network, session, and application layers according to the OSI reference model as well as the unified diagnostics services.

Abstract

Похожие стандарты

Стандарты, упомянутые в описании

Overview

ISO 16844-6:2022, part of the ISO 16844 series, defines the diagnostic communication interfaces for tachograph systems in road vehicles. This international standard focuses on specifying CAN-based and K-Line communication methods between the recording equipment (tachograph) and service tools, primarily for tasks such as software downloads and calibration. The document details requirements and recommendations across multiple OSI reference model layers - including physical, data link, network, session, and application layers - and ensures compatibility with unified diagnostic services (UDS). By standardizing these interfaces, ISO 16844-6:2022 enables interoperability, efficient data access, and reliable diagnostic procedures within vehicle tachograph systems.

Key Topics

Diagnostic Communication Protocols The standard covers both Controller Area Network (CAN) and K-Line interfaces, supporting modern and legacy vehicle systems. It specifies how diagnostic messages and data should be exchanged for maintenance and calibration.

OSI Layer Requirements Clear requirements are outlined for each relevant OSI model layer:

Physical Layer: Electrical requirements for CAN and K-Line
Data Link & Network Layers: Error handling, frame structure, and addressing
Session & Application Layers: Diagnostic session management, security access, data transmission

Unified Diagnostic Services (UDS) Support ISO 16844-6:2022 aligns diagnostic service implementations with UDS standards, facilitating functions such as session control, ECU reset, security access, and routine control for software downloads and calibration.

Data Identifier (DID) Usage The document ensures proper handling of data identifiers for reliable access and manipulation of tachograph data during diagnostics.

Applications

Tachograph Calibration and Maintenance Service technicians use standardized communication interfaces to recalibrate tachographs, update firmware, and diagnose issues, improving workshop efficiency and compliance with regulatory requirements.

Fleet Management Fleet operators benefit from consistent diagnostic procedures, enabling faster data downloads and more accurate assessment of vehicle usage and status.

Regulatory Compliance Public authorities and inspection agencies rely on standardized tachograph diagnostics for monitoring driver activities, duty compliance, and road safety enforcement.

OEM and Supplier Integration Original equipment manufacturers (OEMs) and system suppliers utilize ISO 16844-6:2022 to ensure their tachograph products are interoperable with industry-standard diagnostic tools, reducing integration complexity.

Related Standards

ISO 14229 Series Unified diagnostic services for road vehicles, detailing application, session, and CAN/K-Line implementations.

ISO 14229-1: UDS Application Layer
ISO 14229-2: UDS Session Layer
ISO 14229-3: UDS on CAN (UDSonCAN)
ISO 14229-6: UDS on K-Line (UDSonK-Line)

ISO 14230 Series Diagnostic communication over K-Line, focusing on physical and data link layers.

ISO 15765-2 Diagnostic communication over CAN - Transport protocol and network layer services.

Other Parts of ISO 16844

ISO 16844-1: Recording equipment data and service connector
ISO 16844-4: Display unit communication interface
ISO 16844-7: Data identifiers for the CAN-based service interface

ISO 16844-6:2022 is essential for professionals deploying, maintaining, or developing road vehicle tachographs, ensuring robust, unified, and future-proof diagnostic communication interfaces. By following this standard, the automotive industry can achieve efficient tachograph servicing, enhanced safety, and adherence to legal requirements.

ISO 16844-6:2022 PDF

Abstract

Похожие стандарты

Overview

Key Topics

Applications

Related Standards

Технические детали

BS ISO 16844-7:2022

Road vehicles. Tachograph systems. Parameters.

ISO 14229-1:2020/Amd 1:2022

Road vehicles — Unified diagnostic services (UDS) — Part 1: Application layer — Amendment 1

BS ISO 14229-2:2021-TC

Tracked Changes. Road vehicles. Unified diagnostic services (UDS). Session layer services.

BS ISO 14229-3:2022-TC

Tracked Changes. Road vehicles. Unified diagnostic services (UDS). Unified diagnostic services on CAN impleme…

ISO 14229-6:2013

Road vehicles — Unified diagnostic services (UDS) — Part 6: Unified diagnostic services on K-Line implementat…

ISO 14230-2:2013

Road vehicles — Diagnostic communication over K-Line (DoK-Line) — Part 2: Data link layer

ISO 15765-2:2011

Road vehicles — Diagnostic communication over Controller Area Network (DoCAN) — Part 2: Transport protocol an…