# ISO 16844-2:2004 — Withdrawn and superseded ISO standards For ISO 16844-2:2004, item title is Road vehicles — Tachograph systems — Part 2: Recording unit, electrical interface; status code is 9599; successor is ISO 16844-2:2011; withdrawn / published date is 2004-05-17, recorded from its source on 2026-08-05. - **Identifier:** ISO 16844-2:2004 _(verified: appears in the quote below)_ - **Item title:** Road vehicles — Tachograph systems — Part 2: Recording unit, electrical interface _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 16844-2:2011 - **Withdrawn / published date:** 2004-05-17 _(verified: appears in the quote below)_ ## What the source says > 33655,IS,,ISO 16844-2:2004,"Road vehicles — Tachograph systems — Part 2: Recording unit, electrical interface","Véhicules routiers — Systèmes tachygraphes — Partie 2: Unité d'enregistrement, interface électrique",2004-05-17,1,['43.040.10'],ISO/TC 22,9599,,[52371],['en'],6,"

ISO 16844-2:2004 specifies the electrical connection between the recording unit, and the vehicle network and motion sensor, in tachograph systems used in road vehicles.

" ## Source - https://isopublicstorageprod.blob.core.windows.net/opendata/_latest/iso_deliverables_metadata/csv/iso_deliverables_metadata.csv Last verified: 2026-08-05. Review by: 2027-02-01. Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).