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HJ 437-2008Technical specification for on-board diagnostic(OBD)system of compression ignition and gas fuelled positive ignition engines of vehicles (English PDF)

车用压燃式、气体燃料点燃式发动机与汽车车载诊断(OBD)系统技术要求

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Issued by

Ministry of Ecology and Environment

Level / Type

National · Mandatory

Issue date

January 1, 2008

Implementation date

January 1, 2008

Scope

HJ 437-2008 is the English-translated version of 车用压燃式、气体燃料点燃式发动机与汽车车载诊断(OBD)系统技术要求.

HJ 437-2008 is the Chinese standard "Technical specification for on-board diagnostic(OBD)system of compression ignition and gas fuelled positive ignition engines of vehicles".

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Document preview — HJ 437-2008

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Sector: Environmental Protection.

Standard type: mandatory.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 39 pages — is available in the English PDF.

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