# ISO 4093:1978 — Withdrawn and superseded ISO standards For ISO 4093:1978, item title is Road vehicles — Fuel injection pumps — High pressure pipes for testing; status code is 9599; successor is ISO 4093:1986; withdrawn / published date is 1978-02-01, recorded from its source on 2026-08-05. - **Identifier:** ISO 4093:1978 _(verified: appears in the quote below)_ - **Item title:** Road vehicles — Fuel injection pumps — High pressure pipes for testing _(verified: appears in the quote below)_ - **Status code:** 9599 _(verified: appears in the quote below)_ - **Successor:** ISO 4093:1986 - **Withdrawn / published date:** 1978-02-01 _(verified: appears in the quote below)_ ## What the source says > 9829,IS,,ISO 4093:1978,Road vehicles — Fuel injection pumps — High pressure pipes for testing,Véhicules routiers — Pompes d'injection — Tuyauteries haute pression pour essais,1978-02-01,1,['43.060.40'],ISO/TC 22,9599,,[9830],"['en','fr']",1, ## 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 Part of [Withdrawn and superseded ISO standards](https://referencesource.org/iso-standard-supersessions/).