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ISO/DIS 16844-4

Road vehicles — Tachograph systems — Part 4: Display unit communication interface

General information

Current stage: 40.00 Effective date: 8 maj 2026

Originator: ISO

Owner: ISO/TC 22/SC 31

Type: International Standard

ICS: 43.040.10

Scope

This document specifies the CAN-based data communication between the display unit and other devices connected to an SAE J1939-based in-vehicle network. The provided requirements and recommendations cover physical, data link, network, and application layers according to the OSI reference model. Additionally, it specifies the parameter groups, which are supported.

ISO/DIS 16844-4

Road vehicles — Tachograph systems — Part 4: Display unit communication interface

General information

Scope

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