“The basis of Toyota’s scientific approach is to ask why five times whenever we find a problem … By repeating why five times, the nature of the problem as well as its solution becomes clear.“ Taiichi Ohno Developed by Sakichi Toyoda, a Japanese inventor and industrialist, the technique became an integral part of the Lean philosophy.
The 5 Whys method is part of the Toyota Production System. However, using the 5 Whys will help you find the root cause of any problem and protect the process from recurring mistakes and failures. Every team faces roadblocks in its daily work. The 5 Whys technique is one of the most effective tools for root cause analysis in the Lean management arsenal. This is why your team needs to focus on finding the root cause and tackle it properly. Fixing a problem quickly may be a convenient solution, however, it doesn’t protect your work process from recurring mistakes. However, problems are just symptoms of deeper issues. Unpredicted problems may occur in any team or process.
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