Methods and systems for coolant system diagnostics

Methods and systems are provided for a coolant system. In one example, a method may include diagnosing a condition of a pump of the coolant system based on a temperature change of coolant. The diagnostic may determine if the pump is stuck on or off.

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Bibliographische Detailangaben
Hauptverfasser:	Krach, Adam, Jentz, Robert Roy, Rejeti, Sitaram
Format:	Patent
Sprache:	eng
Schlagworte:	ARRANGEMENTS OR ADAPTATIONS OF HEATING, COOLING, VENTILATING,OR OTHER AIR-TREATING DEVICES SPECIALLY FOR PASSENGER OR GOODSSPACES OF VEHICLES ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDEDFOR ELSEWHERE BLASTING CHECKING-DEVICES COMBUSTION ENGINES CONTROLLING COMBUSTION ENGINES COOLING OF INTERNAL-COMBUSTION ENGINES COOLING OF MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL GENERATING RANDOM NUMBERS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING PERFORMING OPERATIONS PHYSICS REGISTERING OR INDICATING THE WORKING OF MACHINES STEAM ENGINES TIME OR ATTENDANCE REGISTERS TRANSPORTING VEHICLES IN GENERAL VOTING OR LOTTERY APPARATUS WEAPONS
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Beschreibung
Zusammenfassung:	Methods and systems are provided for a coolant system. In one example, a method may include diagnosing a condition of a pump of the coolant system based on a temperature change of coolant. The diagnostic may determine if the pump is stuck on or off.