# ISO 8178-9:2012 — Withdrawn and superseded ISO standards

For ISO 8178-9:2012, item title is Reciprocating internal combustion engines — Exhaust emission measurement — Part 9: Test cycles and test procedures for test bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions; status code is 9599; successor is ISO 8178-9:2019; withdrawn / published date is 2012-08-16, recorded from its source on 2026-08-05.

- **Identifier:** ISO 8178-9:2012 _(verified: appears in the quote below)_
- **Item title:** Reciprocating internal combustion engines — Exhaust emission measurement — Part 9: Test cycles and test procedures for test bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions _(verified: appears in the quote below)_
- **Status code:** 9599 _(verified: appears in the quote below)_
- **Successor:** ISO 8178-9:2019
- **Withdrawn / published date:** 2012-08-16 _(verified: appears in the quote below)_

## What the source says

> 56091,IS,,ISO 8178-9:2012,Reciprocating internal combustion engines — Exhaust emission measurement — Part 9: Test cycles and test procedures for test bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions,Moteurs alternatifs à combustion interne — Mesurage des émissions de gaz d'échappement — Partie 9: Cycles et procédures d'essai pour le mesurage au banc d'essai des émissions de fumées de gaz d'échappement des moteurs alternatifs à combustion interne à allumage par compression fonctionnant en régime transitoire,2012-08-16,2,"['13.040.50','27.020']",ISO/TC 70/SC 8,9599,"[38259,25305]",[72721],"['en','fr']",52,"<p>ISO 8178-9:2012

## 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Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).