摘要 |
Presently disclosed are methods and systems for diagnosing a coolant leak of an engine. A method may include diagnosing a coolant leak of an engine based on identified fill signatures of a measured engine coolant pressure. A vehicle system is also disclosed, including an engine, a coolant system operatively connected to the engine, a coolant pressure sensor configured to measure engine coolant pressure during operation of the engine, and a controller, including instructions configured to create a coolant pressure profile corresponding to a given engine speed, and diagnose a condition of the engine based on the coolant pressure profile. |
申请人 |
GENERAL ELECTRIC COMPANY;WORDEN, BRET, DWAYNE;KARUNARATNE, MILAN;LANDER, BENEDICT, GEORGE |
发明人 |
WORDEN, BRET, DWAYNE;KARUNARATNE, MILAN;LANDER, BENEDICT, GEORGE |