ppap

# Production Part Approval Process (PPAP) ## When to use Use this skill when: - A supplier must submit parts for customer approval before Start of Production (SOP) - A design change, process change, or engineering change requires re-submission - An OEM or Tier 1 customer requests a PPAP at a specific level - Reviewing or auditing an incoming PPAP package from a supplier - Determining what PPAP level is required for a given change ## Prerequisites - Part number, revision level, and customer drawing - Bill of Materials (BOM) if applicable - Production process flow and manufacturing location confirmed - Customer's PPAP level requirement (Level 1–5) or change category known ## Workflow ### Step 1 — Determine the PPAP Level | Level | What must be submitted | |-------|----------------------| | 1 | Part Submission Warrant (PSW) only — no supporting documents unless requested | | 2 | PSW + designated samples + limited supporting data | | 3 | PSW + product samples + complete supporting data (default for new parts) | | 4 | PSW + other requirements as defined by the customer | | 5 | PSW + parts and complete supporting data — reviewed at the supplier's manufacturing location | **Default:** Level 3 for new parts or significant changes. Always confirm with the customer before submitting. ### Step 2 — Identify the change category PPAP re-submission is required for: - New part or product - Engineering change (design revision) - Change of supplier (sub-supplier, raw material) - Chan...