5whys and how to find the root cause of a problem

5whys

What are 5whys and root causes?

5whys is a method of Toyota to find the root causes of a problem. When most people think about their problems they just try to identify the source.

They feel that the problem arose because of certain uncalculated actions on their or someone else’s part. What they miss are the root causes of those problems which can be identified by 5whys.

To solve them they do some surface-level fixes so the problem goes away. For now. The problem with this way of thinking is that it is only a short term view of things. 

Such an approach to problem-solving will almost always result in the problem returning sooner or later and possibly worse than it was before.

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