DEVICE FOR DIAGNOSING POLLUTION AND MALFUNCTION OF AIR ELEMENT FOR VEHICLE

摘要

PURPOSE: A device for diagnosing the pollution and malfunction of an air element is provided to prevent power from being reduced by informing the pollution and malfunction of a user. CONSTITUTION: An air inlet port(22) is formed on the upper portion of a main body(20) shaped like a cylinder. An air outlet port(23) is formed on the lower portion of the main body(20). A piston(24) moves downward by the pressure of air introduced into the air inlet port(22). A spring moves with the piston(24). A detecting unit(24) is installed in the main body(20), and detects the displacement of the piston(24).