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US5263462A System and method for detecting leaks in a vapor handling system 失效
用于检测蒸气处理系统中的泄漏的系统和方法

System and method for detecting leaks in a vapor handling system
摘要:
This invention relates to a diagnostic system that detects a leak in an engine vapor handling system by checking whether a predetermined pressure or vacuum is attained in a fuel tank when a corresponding temperature change occurs in the fuel tank while the engine was not running.
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