Patent ID: 11945401
Assignee: CATERPILLAR INC.
Field: Control (Instruments)
Classification: CPC B  F  G  Y | IPC B  G

Claim 7:
8. A system for determining when to initiate a quality check of DEF used in an aftertreatment system, the system comprising:
a memory storing instructions; and
a processor executing the instructions to perform a process including:
receiving dosing data associated with an amount of DEF supplied to the aftertreatment system;
receiving tank level data from a level sensor in a DEF tank;
comparing the dosing data with the tank level data;
based on the comparison:
initiating a quality check; and
causing a presentation of an indication that the quality check is being initiated on a display;

receiving an indication the quality check is running; and
upon receiving an indication that the quality check is running, refraining from comparing the dosing data with the tank level data.