What is APQP and why is it important?

Advanced Product Quality Planning (APQP) is a structured framework used in manufacturing to ensure products meet customer requirements. It defines five phases from planning through production validation, with key outputs including Process Flow Diagrams, PFMEAs, Control Plans, and Inspection Plans. QualityEngineer.ai drafts four of these as a linked cascade, Process Flow to PFMEA to Control Plan to Inspection Plan, records which document each one was built from, and leaves review and sign-off to the engineer.

What are the 18 elements of a PPAP submission?

The 18 PPAP elements are: 1) Design Records, 2) Engineering Change Documents, 3) Customer Engineering Approval, 4) Design FMEA, 5) Process Flow Diagram, 6) Process FMEA, 7) Control Plan, 8) Measurement System Analysis, 9) Dimensional Results, 10) Material/Performance Test Results, 11) Initial Process Studies, 12) Qualified Laboratory Documentation, 13) Appearance Approval Report, 14) Sample Production Parts, 15) Master Sample, 16) Checking Aids, 17) Customer-Specific Requirements, and 18) Part Submission Warrant. QualityEngineer.ai tracks the status of all 18 elements on each PPAP request and lists the elements the submission level requires that have not been submitted or waived.

What is a Control Plan in manufacturing?

A Control Plan is a living document that describes the methods and controls needed to ensure product quality at each step of the manufacturing process. It specifies what characteristics to measure, how to measure them, sample sizes, frequencies, and reaction plans when measurements fall out of specification. Control Plans are a required output of the APQP process and a key element of PPAP submissions.

What is PFMEA and how does it relate to Control Plans?

Process Failure Mode and Effects Analysis (PFMEA) identifies potential failure modes in a manufacturing process, their causes, and their effects. Each failure mode is rated for severity, occurrence, and detection on a 1 to 10 scale. Classic AIAG PFMEAs multiply these into a Risk Priority Number (RPN), while the AIAG-VDA handbook assigns an Action Priority instead; the QualityEngineer.ai PFMEA builder scores RPN. The PFMEA directly feeds the Control Plan: high-risk failure modes identified in the PFMEA require corresponding controls, inspection methods, and reaction plans in the Control Plan.

What quality standards does QualityEngineer.ai support?

QualityEngineer.ai has program templates for IATF 16949 (automotive), AS9100 (aerospace), ISO 9001 (general quality management), and VDA 6.3 process audits. ISO 13485 (medical devices) can be recorded as the primary standard of an organization, but the platform has no checks specific to medical devices. The platform covers automotive PPAP, FMEA, APQP, MSA, and SPC workflows, and is designed to help quality engineers meet audit requirements across these frameworks.

Quality Document Generator with a Linked APQP Chain

Eight document types. Four of them run as one APQP cascade.

Generate Control Plans, PFMEAs, Inspection Plans, Process Flows, 8D Reports, 5-Why Analyses, Fishbone Diagrams, and PPAP Checklists with AI. Run the Process Flow, PFMEA, Control Plan, and Inspection Plan as one cascade, or generate a single document from the source documents you pick. Each document records what it was built from, the AI reads specs from drawings saved to your parts library, and 8D, 5-Why, and Fishbone findings come back as proposed changes that an engineer applies.

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How the chain works

Enter a characteristic once. Every draft down the chain is built with it in view.

The cascade drafts each document in order from the same drawing and characteristic list. Process steps carry forward from the process flow, the control plan characteristics seed the inspection plan, and each document records which document it was built from. An engineer checks that the special characteristic landed where it should.

Declared or assumed

When a Control Plan, PFMEA, or Inspection Plan relies on a process fact you have not given us, the draft uses a generic industry default and marks it assumed. Facts you gave us are marked declared, and rows built on an assumption carry a marker, with a filter for the rows that still need a look. You can confirm or correct a default in one click from the document, and the answer applies to every future document for your organization.

01DrawingWH-2210, rev BPart revision B
Balloon 7Bearing bore diameterSC, special characteristicDesign requirementSpecification: 62.000 +0.030 / 0 mm
02Process FlowPF-2210Linked through part revision B
Op 20Finish boreOperation
03PFMEAFM-2210Source: Process Flow PF-2210
Op 20Failure mode: bore oversizeFinish bore
04Control PlanCP-2210Source: PFMEA FM-2210
Op 20Bearing bore diameterSC, special characteristicCMM, 1 per 50Specification: 62.000 +0.030 / 0 mm
05Inspection PlanIP-2210Source: Control Plan CP-2210
Item 3Bearing bore diameterOp 20, CMM, 1 per 50Specification: 62.000 +0.030 / 0 mm

Illustrative example. Every document is generated for the same part revision, and each one after the Process Flow records the document it was built from. The drawing is linked through the part revision, not recorded as a source. The characteristic and its specification appear on the drawing, the Control Plan and the Inspection Plan. The Process Flow and PFMEA carry the operation and its failure mode. The package graph matches each control plan line back to the drawing characteristic by name and lists any it cannot match.

Capabilities

What Build does

APQP Document Cascade

Run the Process Flow, PFMEA, Control Plan, and Inspection Plan as one cascade. The Process Flow sets the process steps for the PFMEA and Control Plan, and the Control Plan characteristics seed the Inspection Plan. Switch on source context and each finished document is also handed to the next draft. For a single document, select the source documents you want the AI to use.

Feedback PropagationCore

8D reports, 5-Why analyses, and Fishbone diagrams can propose updates to existing Control Plans, PFMEAs, and Inspection Plans, and 8D findings can also propose a Process Flow update. Choose the documents, review each proposed change row by row, and an engineer applies the approved change as a new revision.

Document Lineage TrackingCore

Each generated document shows the documents it was built from (upstream) and the documents that used it as a source (downstream), one link in each direction. When an approved 8D, 5-Why, or Fishbone update is applied, the investigation is recorded as a source of the new revision.

AI Drawing Extraction

Upload an engineering drawing to the Parts Library and the AI extracts dimensions, tolerances, GD&T callouts, material, drawing notes, and referenced specifications. Pick that saved part when you generate, and the extracted data is given to the AI as context for the Process Flow, PFMEA, Control Plan, and Inspection Plan.

Parts Library

Save parts with their engineering drawings, extracted features, and revision history. On the Build page, pick a saved part and its active revision fills in the part details and drawing data, so you can generate documents without re-uploading the drawing or re-entering specifications.

Stepwise AI Generation

Control Plans, PFMEAs, Fishbone diagrams, and 8D reports are built one step at a time: PFMEAs and Control Plans process step by process step, 8D reports discipline by discipline. A step tracker shows progress while the AI works, each finished step is saved, and if a step fails you keep the completed steps and can retry or edit.

8 Document Types

Control Plans, Process FMEA, Inspection Plans, Process Flow Diagrams, 8D Reports, 5-Why Analysis, Fishbone Diagrams, and PPAP Checklists. Control Plans carry the AIAG control plan columns, PFMEAs use severity, occurrence, and detection ratings with an RPN, and 8D reports run D0 through D8.

PDF, DOCX & XLSX Export

Export any document to PDF, DOCX, or XLSX, with headings, bold text, lists, and tables carried through from the generated text.

'CMM: all green. Reality: failed.' The binder comes back when a balloon has no Form 3 result behind it, or Form 1 is signed before the data is in.

AS9102 packages fail on the chain, not the parts: a ballooned characteristic nobody measured, a Form 3 row that does not trace to the print, a Form 1 signed before Forms 2 and 3 were complete. QualityEngineer.ai numbers each linked Form 3 row by its balloon, carries the part revision on the form header, and produces Forms 1, 2 and 3 from the same inspection record. When the drawing changes, an engineering change can scope a delta FAI to only the affected characteristics. Results and sign-offs stay with your inspector.

Who does what

Document creation: the software prepares, an engineer decides.

Prepared by the software

Generates the APQP chain in order, Process Flow, PFMEA, Control Plan, Inspection Plan, carrying process steps forward and, when source context is switched on, feeding each finished document into the next draft
Reads dimensions, tolerances, material, and referenced specifications from a drawing saved to a part, and gives them to the AI as context when it drafts the Process Flow, PFMEA, Control Plan, and Inspection Plan
Drafts proposed updates from 8D, 5-Why, and Fishbone findings to the Control Plans, PFMEAs, and Inspection Plans you choose, for review row by row before an engineer applies them
Generates Control Plans, PFMEAs, 8D reports, and Fishbone diagrams in steps, showing step progress while the AI works and saving each completed step
Records which documents each generated document was built from and which documents were built from it
Marks each process fact a Control Plan, PFMEA, or Inspection Plan relies on as declared by you or assumed from a generic default
Suggests PFMEA failure modes, causes, and detection methods from the source Process Flow, the drawing data, and the known failure modes you enter

Decided by an engineer

Approves or rejects each document change the software proposes from a corrective action or an engineering change, before it is applied
Approves, rejects, or waives each PPAP element, and approves or rejects the submission
Approves NCR dispositions and signs off each corrective action
Signs control plans, PFMEAs, and other title-block documents by role, and enters the authorized signature on the warrant

Signed in the app: typed signature, name, date

Workflow

How it works

01Upload a drawing or select a saved part
02Choose document type and source documents
03AI drafts the document
04Review assumed facts and lineage
05Export to PDF, DOCX, or XLSX

Use cases

Built for connected quality document creation

APQP teams building the full document cascade, Process Flow to PFMEA to Control Plan to Inspection Plan, with the option to feed each finished document into the next as source context
Quality engineers generating Control Plans with existing PFMEAs and Process Flows supplied as source context
Manufacturing engineers analyzing drawings in the parts library so the extracted characteristics, notes, and specs feed each document they generate
Corrective action teams turning 8D and 5-Why findings into proposed Control Plan and PFMEA updates that an engineer reviews and applies
Supplier quality teams keeping a parts library with revision-tracked drawings and starting Build documents from a saved part
Launch teams building Process Flow, PFMEA, Control Plan, and Inspection Plan sets under tight deadlines, with step-by-step generation for PFMEAs and Control Plans
Quality managers opening a generated document to see which documents it was built from and which were built from it

Questions

Frequently asked questions

What quality documents can AI generate?

QualityEngineer.ai generates eight quality document types: Control Plans, Process FMEA worksheets, Inspection Plans, Process Flow Diagrams, 8D Reports, 5-Why Analyses, Fishbone Diagrams, and PPAP Checklists. Control Plans follow the AIAG control plan layout, and PFMEAs use severity, occurrence, and detection ratings with an RPN. AI drafts content from your process data and the source documents you select, and for Control Plans, PFMEAs, Inspection Plans, and Process Flows it also uses extracted drawing data, so you start with a working draft, not a blank template.

What is the APQP Document Cascade?

The APQP Document Cascade generates the Process Flow, PFMEA, Control Plan, and Inspection Plan in that order. The Process Flow sets the process steps for the PFMEA and Control Plan, and the Control Plan characteristics seed the Inspection Plan. When you generate a single Control Plan, you can select an existing PFMEA and Process Flow as source documents. The AI reads their process steps, failure modes, and controls and is instructed to stay consistent with them, and you review the result.

How does feedback propagation work?

When an 8D report, 5-Why analysis, or Fishbone diagram identifies root causes and corrective actions, open it, click Propagate, and choose the Control Plans, PFMEAs, and Inspection Plans to update (an 8D can also update a Process Flow). The AI drafts each updated document as a proposal, and nothing changes yet. You review the proposal row by row, rows added, changed, and removed, and approve or reject the whole update for each document; a rejection needs a reason. An approved update changes the document only when someone with the Engineer role or higher applies it and signs an attestation, which saves it as a new revision and keeps the prior revision readable.

What is document lineage tracking?

Every generated document records its upstream sources (the documents it was built from) and shows its downstream dependents (the documents that used it as a source). A Control Plan generated with a PFMEA and Process Flow selected as sources shows both, and an Inspection Plan shows the Control Plan it came from. When an approved 8D, 5-Why, or Fishbone update is applied, the investigation is recorded as a source of the new revision. Links are kept at the document level, one link in each direction, which gives you a traceable APQP chain to show an auditor.

How does AI drawing extraction work?

Upload an engineering drawing (PDF or image) to the Parts Library and the AI extracts dimensions, tolerances, GD&T callouts, material, and referenced specifications into structured data saved with the part. When you generate from that part, the data is handed to the AI as context, so Inspection Plan measurement requirements and Control Plan characteristics are drafted from the drawing rather than from scratch. Reuse the saved part across as many documents as you need.

What is stepwise generation?

Instead of generating a whole document at once, stepwise generation builds Control Plans and PFMEAs one process step at a time, 8D reports one discipline at a time, and Fishbone diagrams one category at a time. A step tracker shows progress as it runs, each step is saved as it finishes so partial results survive a failure, and the AI carries a summary of the earlier sections into the next one. You review the full document when the run completes.

What happens when the software does not know a process fact?

It says so. When a Control Plan, PFMEA, or Inspection Plan relies on a process fact you have not given us, the draft uses a generic industry default, never another customer's answers, and marks it assumed. Facts you gave us are marked declared. Rows built on an assumption carry a marker in the document, and a filter shows only the rows that still need a look. You can confirm or correct a default in one click from the document, and the answer applies to every future document for your organization.

Are generated documents compliant with IATF 16949?

IATF 16949 is a quality management system standard, so no software can make a document compliant on its own. Generated documents follow the structures in the AIAG manuals: Control Plans carry the standard columns (characteristic, classification, specification, evaluation method, sample size and frequency, control method, reaction plan), PFMEAs use severity, occurrence, and detection ratings with an RPN as in the AIAG FMEA 4th edition rather than AIAG-VDA Action Priority, and 8D reports walk D0 through D8. Each document records the documents it was built from. An engineer remains responsible for reviewing and approving every document before it is released.

Try it on a real part.

30-day trial, no card required. Bring your own drawings and documents, or start with the sample part we set up for you.

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