The AIAG-VDA SPC Manual Yellow Volume has been recently released. Please click here to download the Yellow Volume and feedback template from the VDA QMC website, and submit your feedback and comments to the working group (feedback deadline: May 3, 2026). According to the working group's schedule, the final version is planned to be released in the third quarter of 2026.
Background
The AIAG&VDA SPC Manual is a tool reference handbook jointly developed by AIAG (U.S. Automotive Industry Action Group) and VDA (German Association of the Automotive Industry), following the successful practice of AIAG&VDA FMEA.
This handbook covers most of the SPC use cases that typically occur. aligned with ISO and other international standards (e.g., ISO22514), aimed at helping organizations optimize processes to achieve operational excellence.
Previously, the SPC manual published by AIAG was more familiar to everyone. In fact, VDA 4 Section 3: Methods Design for Manufacturing and Assembly (DFMA), Digital Mock-Up (DMU), also defines VDA standards related to SPC. However, However, AIAG and VDA standards for SPC differ in indicator definitions, calculation methods, sampling approaches, and judgment criteria, which has caused considerable confusion and workload for companies in practical operations. This integration is not simply a merger and unification of SPC requirements, but an iteration and upgrade at the system level.
Overview and Key Points
The AIAG-VDA SPC Manual comprises three main areas (Process Management, Performance and Capability, and Control harts) across 14 chapters. It emphasizes that SPC is not merely a tool, but rather a management approach for decreasing variation, enhancing process stability, and improving product consistency. The manual also clarifies the relationships between SPC and other automotive requirements, such as special characteristics, measurement system analysis and gage capability, control plans, and audits. In addition to this AIAG-VDA SPC Manual, a Practical Application Guide is also available to provide practical examples and help users choose the best practices to achieve their goals. The key content include:
Establishing an organization-level SPC control management system
Standardizing terminology and concepts to build industry-wide consensus and acceptance within the #automotive sector
Clarifying the application timing, calculation methods, sampling rules, and decision criteria for various metrics
Providing guidance for control chart selection
Aligning with the latest ISO standards and introducing time-dependent distribution models
Expanding application scope to cover special situations, such as non-normal distribution models
Defining requirements for the use and management of quality control analysis software to maximize its effectiveness
Providing industry practices, case studies, and guidance on report interpretation
For more details, please refer to the Yellow Book. The final version may differ based on feedback received.
Please refer to the official standard interpretation and be cautious of other market opinions to prevent misleading information caused by information bias. VDA QMC China will subsequently bring you interpretations, seminars, training, certification, and other content regarding the AIAG&VDA SPC Manual from a professional and authoritative perspective. Please stay tuned!
Media Contact | Marketing Department marketing@vdachina.com.cn