Lean is a lot of problem solving. Toyota excels at such problem solving, and they have developed their practical problem solving (PPS) approach. For many it is surprising how much time Toyota spends on defining and understanding the problem, whereas (many in) the rest of the world immediately jump to a (possibly inferior) solution. Let me go through the process step by step.
In my previous posts I went into great detail through all the categories of the Toyota KPI dashboard: safety, quality, productivity, and cost. I also explained the additional section on HR development, albeit this may not really be KPI in the normal sense. However, the dashboard often contains even more: a section with the monthly production plan, a section for the allocation of the operator, and different A3s for improvement. Lets dig deeper: