JB/T 15218-2025 in English

This standard establishes the procedures and methods for conducting reliability tests on the complete fuel injector assembly of a diesel engine's electronically controlled common rail system. It outlines the conditions, parameters, and evaluation criteria necessary to assess the performance and durability of such components under various operational scenarios. The document provides a structured approach to testing, ensuring consistency and comparability of results across different manufacturers and applications. It covers the preparation of test specimens, the setup of testing environments, and the execution of test cycles designed to simulate real-world usage. Additionally, it specifies the data collection and analysis methods required to determine the reliability characteristics of the fuel injector assemblies. The standard aims to support quality control and product development processes within the industry.