JB/T 12853.1-2016 in English

This standard outlines the specifications for the fuel supply pump assembly used in gasoline direct injection systems within internal combustion engines. It provides detailed requirements regarding design, performance, and testing procedures to ensure compatibility and reliability in engine operation. The document covers essential aspects such as material selection, dimensional tolerances, and functional testing criteria. Additionally, it establishes guidelines for the assembly and installation of the fuel supply pump to meet industry standards. The standard also includes information on marking and packaging to facilitate proper handling and storage. This document serves as a reference for manufacturers, suppliers, and users involved in the production and application of such systems.