Salt Spray Hours Are Not Years: Why Nobody Verifies the Corrosion Correlation
ASTM B117 never promised to predict service life. The industry used it as a crystal ball anyway. How to use…
Automotive Quality
14 articles
Rebuilding APQP: From Documentation Compliance to Engineering Discipline
Advanced Product Quality Planning was designed to prevent defects, not fill binders. Here is how organisations strip the engineering value…
PPAP at Volkswagen: Why VDA 2 Replaces the AIAG Warrant
Submitting a standard AIAG PPAP to Volkswagen guarantees rejection. Suppliers must adopt VDA Volume 2 and the Erstmusterprüfbericht.
APQP Execution: Making Phase Gates Real Decision Points
Advanced Product Quality Planning fails when phase gates become rubber stamps. Here is how to enforce genuine quality decisions before…
Volkswagen Supplier Quality in 2026: PFMEA, VDA 6.3 and the EV Transition
What VW actually demands from its supply chain under VDA 6.3 and Formel Q, where most Tier 1 suppliers fail,…
PPAP: Rebuilding Production Part Approval as Process Validation, Not Paperwork
The AIAG Production Part Approval Process was engineered to prove serial production capability. In practice, it frequently devolves into a…
Rebuilding APQP: From Checkbox Compliance to Engineering Prevention
Most APQP systems produce Gantt charts and signed deliverables while repeating the same launch failures. Here is how to rebuild…
Recovering PPAP: How the Production Part Approval Process Became a Documentation Ritual
The Production Part Approval Process was built to prove a supplier could consistently manufacture conforming parts at rate. Instead, it…
PPAP Failures: When Approved Submissions Mask Unready Production Processes
Why PPAP packages pass review while parts fail in production — and the structural fixes that close the gap between…
Why APQP Becomes an Expensive Checklist and Launches Still Fail
The five phases of Advanced Product Quality Planning are structurally sound. The failure lies in execution: transcribed requirements, fictional FMEAs,…