8

Failure Mode and Effects Analysis

The Analyze Phase

Once the belt, team, and the sponsor are satisfied with the measurement system and process capability and have also completed the process map, they should start digging deep to find the root cause(s) of the problem or defects. Six Sigma offers a superb set of tools to analyze the data and establish a clear unambiguous relationship between KPIVs and KPOVs. The C&E matrix is actually a transition to the analyze phase. Quite often, the teams use the Failure Mode and Effects Analysis (FMEA), which is discussed in this chapter, to identify the ranked list of potential failure modes and their causes. Actions based on FMEA can lead to a quick reduction in the risk of process failures. In the funnel ...

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