What Is an APQP Checklist and How Do You Use It in Product Quality Planning?

Advanced Product Quality Planning (APQP) is a structured framework used to ensure that a new product meets customer requirements and is launched with minimal risk. An APQP checklist is a practical tool that helps teams track progress through the five phases defined in the AIAG APQP Manual (2nd Ed., 2008). This article explains what an APQP checklist is, how it works, and how to apply it effectively.

What It Is

An APQP checklist is a project management and quality planning aid that breaks down the APQP process into actionable tasks, deliverables, and review points. It aligns with the five phases of APQP as defined by the AIAG (Automotive Industry Action Group) manual:

1. Plan and Define Program – identifying customer needs, design goals, and feasibility.
2. Product Design and Development – verifying that the product design meets requirements.
3. Process Design and Development – ensuring the manufacturing process can produce the product consistently.
4. Product and Process Validation – running trials and production validation to confirm capability.
5. Launch, Feedback, and Continuous Improvement – assessing early production and driving improvements.

The checklist is not a substitute for the manual; it is a tracking device to ensure that no critical activity is missed and that evidence (documents, approvals, test results) is available at each gate.

How It Works / Steps

The checklist is typically organized by APQP phase. Each item on the checklist corresponds to a required activity or deliverable from the AIAG manual. Teams use it in the following way:

1. Define the scope – List the product, customer, and applicable requirements (e.g., regulatory, performance, reliability).
2. Map the phases – For each of the five APQP phases, identify the specific tasks that must be completed.
3. Assign ownership and timing – Each task should have a responsible person and a target completion date.
4. Review and sign off – At the end of each phase, hold a formal review. The checklist is used to confirm that all items are complete before moving to the next phase.
5. Update as changes occur – If design or process changes happen, revisit the checklist to assess impact on earlier phases.

The checklist is most effective when it is used as a living document, not a one-time form. It should be updated at every team meeting and reviewed by management.

A Worked Illustrative Example

Example data (illustrative only) – Suppose a supplier is developing a new injection-molded dashboard component for an automotive OEM.

• Phase 1 – Plan: The checklist includes items such as "customer requirements documented," "design goals defined," and "feasibility study completed." The team marks these complete after the initial contract review.
• Phase 2 – Product Design: The checklist tracks "DFMEA completed," "design reviews held," and "prototype build plan approved." A design review is held at week 6; the DFMEA is updated after a failure mode is identified.
• Phase 3 – Process Design: The checklist includes "PFMEA completed," "process flow diagram approved," and "control plan drafted." The team completes these by week 10.
• Phase 4 – Validation: The checklist confirms "measurement system analysis (MSA) done," "initial process capability study (Ppk ≥ 1.67) passed," and "production validation testing passed." In this example, the Ppk value of 1.72 is recorded.
• Phase 5 – Launch: The checklist tracks "early production containment," "customer feedback reviewed," and "lessons learned documented." The team closes the checklist at week 4 after launch, with no major issues.

This example shows how the checklist guides the team from concept to launch with clear evidence at each gate.

Common Pitfalls

• Treating the checklist as paperwork – If the team simply ticks boxes without real evidence, the APQP process loses its value. Each item should be backed by a document or test result.
• Skipping phase reviews – Moving to the next phase without a formal review increases the risk of late and costly changes.
• Ignoring updates – A design change in Phase 3 may invalidate earlier work. The checklist must be revisited, not archived.
• Using it alone – The checklist is a complement to the APQP manual, not a replacement. Refer to the manual for detailed methods (e.g., DFMEA, control plans).

Closing

An APQP checklist is a simple but powerful way to keep product quality planning on track and ensure compliance with the AIAG APQP framework. To get started with a ready-made template, use the free APQP checklist tool at 6sq.com/tools/apqp/ and adapt it to your project.