What is a problem? How do you know if is a problem, decision or just a task that needs to be done?
It is quite important that you
identify if you have a problem or not. You don't what to waste resources on treating a decision or task as a problem.
You only have a problem if you can answer YES to following 3 questions:
- Do we have a deviation?
- Is cause unknown?
we need to know cause to take meaningful action?
Yes to all three = a problem
5 Why's Analysis - very simple but effective
You simple ask Why 5 times and that should
give you the root cause.
The fishbone diagram is a simple tool that allows quick and effective
root causes to be understood. It is often used for brainstorming issues and can be used in conjunction with the 5 Why's tool.
DMAIC (A3) Problem Solving
A3 is a structured problem solving and continuous improvement approach, first employed at Toyota and typically used by lean manufacturing
practitioners. It provides a simple and strict approach systematically leading towards problem solving over structured approaches.