Creating a Failure Mode

To create a Failure Mode


  1. In the Containment tree, right-click Damage Scenario and Impact Ratings and select Create Element.



  2. Do one of the following:
    • In the dialog, expand ISO 21434 and select Failure Mode.



    • In the search tab, type the keyword failure and then select Failure Mode.



  3. Name the created Failure Mode in the Containment tree and press Enter.


Adding Failure Mode to the Failure Modes Table

To add a new Failure Mode to the Failure Modes Table


  1. In the Failure Modes Table, click Add New. A row is added in the Failure Modes Table, which shows the new Failure Mode.



  2. Select between the FailureMode and MalfucntioningBehavior.



  3. In the newly created Failure Mode's row and the Name column, double-click the designated cell to name the Failure Mode.



To add an existing Failure Mode to the Failure Modes Table


  1. In the Failure Modes Table, click Add Existing.



  2. From the Select Failure Mode dialog, select the required Failure Mode. A row is added to the Failure Modes Table, which shows the existing Failure Mode.



  3. In the existing Failure Mode's row and the Name column, double-click the designated cell to rename the Failure Mode.


Adding Relevant To in the Failure Modes Table

To add Relevant To


  1. Double-click the designated cell in the Relevant To column and the required Failure Mode's row and click .



  2. From the Select Elements dialog, select Relevant To.



    The Relevant To is added to the Failure Modes Table.