DE1 Root Cause Analysis (5 Whys)

Apply the DE1 Root Cause Analysis (5 Whys) transformation to iteratively ask why problems occur until fundamental cause emerges.

What is DE1?

DE1 (Root Cause Analysis (5 Whys)) Iteratively ask why problems occur until fundamental cause emerges.

When to Use DE1

Ideal Situations

• Break a complex problem into manageable parts
• Separate concerns to isolate risk and effort
• Create modular workstreams for parallel progress

Trigger Questions