GB 14762-2008 (English Version) PDF

Standard No.: GB 14762-2008
Language: Chinese, Available in English version
Release Date: 2008
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB 14762-2008
Replace: GB 14762-2002

Scope: This standard specifies the emission limits and measurement methods of heavy-duty gasoline engines and automobile exhaust pollutants, technical requirements and test methods for on-board diagnostic (OBD) systems. This standard is applicable to M₂, M₃, N₂ and N₃ with a design speed greater than 25km/h and M_{1 with a total mass greater than 3500kg Type approval, production consistency inspection and in-use vehicle/engine compliance inspection of gasoline engines installed in category}class motor vehicles and their vehicles. If the M₂ category vehicle equipped with a gasoline engine has been type-approved in accordance with the provisions of GB 18352.3-2005, the engine of this model may not be type-approved according to this standard.

GB 14762-2008 Referenced Document

GB 17930 Gasoline for motor vehicles*， 2016-12-23 Update
GB 18285-2005 Limits and measurement methods for exhaust pollutants from vehicles equipped ignition engine under two-speed idle conditions and simple driving mode conditions
GB 18352.3-2005 Limits and measurement methods for emissions from light-duty vehicles (Ⅲ, Ⅳ)
GB 20890-2007 Test procedures and requirements of durability of emission control systems for heavy-duty vehicles
GB/T 15089-2001 Classification of power-driven vehicles and trailers
GB/T 17692-1999 Measurement methods of net power for automotive engines
ISO 16183 Heavy-duty engines - Measurement of gaseous emissions from raw exhaust gas and of particulate emissions using partial flow dilution systems under transient test conditions
ISO 16185 Road vehicles - Engine families for certification of heavy-duty vehicles - Exhaust emissions

2008 GB 14762-2008 Limits and measurement method for exhaust pollutants from gasoline engines of heavy-duty vehicles (Ⅲ, Ⅳ)
2002 GB 14762-2002 Limits and measurement methods for exhaust pollutants from positive ignition(P.I.)engines of vehicles and vehicles equipped with P.Iengines