International Standard
ISO 9141-2:1994
Road vehicles — Diagnostic systems — Part 2: CARB requirements for interchange of digital information
Reference number
ISO 9141-2:1994
Edition 1
International Standard
Read sample
ISO 9141-2:1994
Published (Edition 1, 1994)
This standard was last reviewed and confirmed in 2021. Therefore this version remains current.
This standard has 1 amendment.

ISO 9141-2:1994

ISO 9141-2:1994
CHF 96
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Is limited to vehicles with nominal 12 V supply voltage. Describes a subset of ISO 9141:1989. Specifies the requirements for setting-up the interchange of digital information between on-board emission-related electronic control units of road vehicles and the SAE OBD II scan tool as specified in SAE J1978. This communication is established to facilitate compliance with California Code of Regulation, Title 13, 1968.1.

General information

  •  : Published
     : 1994-02
    : International Standard confirmed [90.93]
  •  : 1
     : 14
  • ISO/TC 22/SC 31
  • RSS updates


Amendments are issued when it is found that new material may need to be added to an existing standardization document. They may also include editorial or technical corrections to be applied to the existing document.

Amendment 1

Edition 1996

ISO 9141-2:1994/Amd 1:1996
CHF 18
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Life cycle

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