गुणवत्ता प्रबंधन (QMS) 13 आइटम
Warranty & Field-Return Analysis Checklist
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A checklist to manage warranty and field-return analysis, including part return, NTF (no-trouble-found) handling, root cause, and warranty reduction actions per IATF 16949 warranty management requirements.
IATF 16949:2016AIAG Warranty (W3)
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Warranty Management System
- Is a documented warranty management process established, including customer-specific warranty requirements? *
- Are warranty metrics (PPM, cost, incident rate) tracked and reviewed against targets? *
- Is a cross-functional warranty review conducted at a defined cadence? *
Part Return & NTF Analysis
- Is a controlled process in place for retrieving and analyzing returned warranty parts? *
- Is the NTF (No Trouble Found) analysis process aligned to customer expectations (e.g., IATF/AIAG guidance)? *
- Are returned parts tested under conditions replicating the field failure mode before disposition? *
- Is the NTF rate monitored and driven down through improved test correlation? *
Root Cause & Corrective Action
- Is structured problem solving (e.g., 8D, 5-Why) applied to confirmed warranty failures? *
- Are lessons learned fed back into DFMEA/PFMEA and read-across to similar parts/processes? *
- Are corrective actions verified for effectiveness through field data trending? *
Reporting & Reduction
- Are warranty reduction projects prioritized by cost/occurrence (Pareto) and resourced? *
- Is warranty performance communicated to top management in management review? *
- Record top warranty failure modes and associated reduction actions
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