5 WHYs TEMPLATE
DEFINE THE
PROBLEM
High Rejection Rate
PRIMARY CAUSE
Why is it happening?
1
Size was out of specification
Why is that?
2
WHY IS THIS
A PROBLEM?
Mill was not properly set
Why is that?
3
Quality Inspector did not pick the problem on time
Why is that?
4
Negligence
ROOT CAUSE
Why is that?
NOTE: If the final "Why" has no controllable
solution, return to the previous "Why."
CORRECTIVE ACTION
5
It is happening because
PARTY RESPONSIBLE
Tapera
CORRECTIVE
ACTION TO
TAKE
DATE ACTION TO BEGIN
Quality Training
Encourage Teamwork
DATE TO COMPLETE