The Automotive Industry Action Group’s CQI-8 Layered Process Audit Guideline is a great resource for learning more about what goes into. AIAG CQI LAYERED PROCESS AUDIT GUIDELINE. Check our one-day seminar on CQI 8, it provides attendees with an understanding of Layered Process Audits (LPA).

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Layered Audit procedure requires daily verification of quality documentation by a supervisor. Ask questions, exchange ideas and best practices, share product tips, discuss challenges in quality improvement initiatives.

The expected result of the Layered Process Audits is that customers benefit from reduced variation in the manufacturing process. Need more than one copy? For example, a line supervisor may conduct the Audit on a daily basis, while the plant manager may conduct the Audit once per month. The first line supervisor checks key processes and process steps that everyone is aware of since they are on the published Layered Process Audit check-sheet.

If the document is revised or amended, you will be notified by email.

CQI – 8 : Layered Process Audit Guideline

Institutionalize audis and process knowledge for operators and all levels of plant management. Due to the scope and purpose of Layered Process Audits, operations management of the areas where the Audits are conducted must own the process. Completed lessons learned forms that reflect Layered Audit results, nonconformance process updates. Allowed to be delegated by the responsible persons.

Implemented corrective actions should be permanent, should address the root cause of the non-conformance, and should validate prevention of recurrence. Innovation — With a sense of urgency, guuideline drive and support the development and implementation of common, leading-edge solutions that oayered value to the automotive industry and its customers.


The Layered Process Audit also demonstrates to all team members that these designated, critical items are very important. Sample items in a Layered Process Audit check-sheet might be these: Please refer to the Maintenance Request Form at the back of this document to submit a request.

Audit frequency may also vary depending on the audit item. Standards Subscriptions from ANSI provides a money-saving, multi-user solution for accessing standards. An audit with results that are filed away and not reviewed.

Layered Process Audit Guideline (CQI-8)

Evidence and documentation of immediate corrective action for nonconformance. In developing an Audit check-sheet, remember that it should include specific, critical items that can be verified quickly.

This Guideline describes the Layered ,ayered Audit approach that has been effective in the manufacturing environment. Site-wide required quality documentation is updated and posted. Layered Process Audits are especially effective in sustaining process improvements and institutionalizing key process steps because all levels of the organization participate–from operators through to senior managers.

Layered Process Audits are monitored for completion and issues found. Conducted only by an inspector or lab technician.

Taking the Step from Gemba Walks to Layered Process Audits | Quality Digest

Evidence Required Checklist of high-risk items customer-used features audited a minimum of once per shift. This Guideline is not designed to introduce any significant improvements in the technology or application methodology of Layered Process Audits. Root causes are then determined and appropriate questions are incorporated into the audits for recurring non-conformances.


Example of guidelne Operation-focused Layered Process Audit Check-sheet OP 30 Assembly Are the builders checking rotation and marking parts as required by work instruction xxxx-y?

AIAG CQI – CQI Layered Process Audit Guideline (Secured file – cannot be printed)

Examples of special cause variation might include failure of one shift of personnel to follow the prescribed process. Layered Audit issues are used to update companywide processes. There might even be perceived incentives in place to follow the “tried and true” previous processes, even though studies have shown that the “tried and true” processes were not adequate to meet customer requirements.

The ongoing review of Layered Process Audit results should be structured in such a way that systemic issues within the organization can be identified and corrected across the entire organization. However, it is very easy for employees to return to the old, familiar methods.

Subscription pricing is gideline by: The multiple levels of plant personnel that audit must do so with a standard, common set of questions.

Resources are available and focused on corrective actions for the non-conformances identified. Layered Process Audits should be focused where they will be most effective. Once the sources are identified, the corrective actions designed to address them must be effectively implemented and sustained. A method to identify the worst employees.