LEAK DIAGNOSIS APPARATUS
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United States of America Patent
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Issued Date -
Sep 19, 2024
app pub date -
Mar 15, 2024
filing date -
Mar 17, 2023
priority date (Note) -
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Abstract
A leak diagnosis apparatus for performing leak diagnosis of a fuel tank mounted on a vehicle, includes a calculation unit configured to calculate an amount of change in a pressure in the fuel tank and an amount of change in a temperature of a fuel in the fuel tank while an ignition is turned off, and a determination unit configured to determine whether a leak in the fuel tank is absent or present.
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