# ISO 1585:1992 — Withdrawn and superseded ISO standards For ISO 1585:1992, item title is Road vehicles — Engine test code — Net power; status code is 9599; successor is ISO/DIS 1585.2 | ISO 1585:2020; withdrawn / published date is 1992-10-29, recorded from its source on 2026-08-05. - **Identifier:** ISO 1585:1992 _(verified: appears in the quote below)_ - **Item title:** Road vehicles — Engine test code — Net power _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO/DIS 1585.2 | ISO 1585:2020 - **Withdrawn / published date:** 1992-10-29 _(verified: appears in the quote below)_ ## What the source says > 6179,IS,,ISO 1585:1992,Road vehicles — Engine test code — Net power,Véhicules routiers — Code d'essai des moteurs — Puissance nette,1992-10-29,3,['43.060.01'],ISO/TC 22/SC 34,9599,[6178],"[41010,70078]","['en','fr']",26,"
Applies to rotary piston engines and reciprocating internal combustion engines except of free piston engines for passenger cars and other motor vehicles, excluding motorcycles, mopeds and agricultural tractors, normally travelling on roads. Specifies a method of testing to evaluate their performance with a view, in particular, to presenting curves of power and specific fuel consumption at full load as a function of engine speed.
" ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).