Rear Defog : 4.Use Case Diagrams : 4.1 REAR_DEFOG_UCD

4.1 REAR_DEFOG_UCD

 

4.1.1 DEFOG REAR WINDOW

The customer might request a change in state of the rear defog control system. Once the system has been activated, it shall automatically time out and turn itself off without any customer interaction. The timing function can be modified by vehicle speed and load management.

 

DEFOG_REAR_WINDOW Scenario List
Pre Conditions
Post Conditions
No Load Conditions
Normal Operation of the rear defog system - run complete cycle
No Load Conditions
REAR_DEFOG_LO_
SPEED_NO_LOAD
No Load Conditions
Robust Scenario -Change Low to High Speed, and then add Load Condition One
Load Condition One
REAR_DEFOG_2HI_
SPEED_2LOAD1

 

4.1.2 CUSTOMER INDICATION

Description:

The system shall provide the customer with an indication of the current state of the rear defog control system.