1. Engineering Change Process
Implementation in eMatrix
Ralf Virnich
For internal usage only

2. Engineering Change process
Status
Renewed YEL Procedure
Processing Wiring Harness Engineering Changes
EA-EN-WH-P-020 released in 04/2018
Clear definition about information flow and responsibilities
Clear 2 Step approach: Evaluation & Implementation
Defined Acronyms

3. Engineering Change process
Evaluation Phase - ECR
Implementation Phase - ECO
Released
Drawing preparation
Create ECO
Detailing Release
Approved ECR(s)
Request Samples/Reports
Drawing
check
ECO
Plant feedback
Complete ECO
Supply Management
Costing
Manufacturing
Logistic
Approve
Ready for release
Request
Detailing
Design
PTC

4. Engineering Change Process
Historical Issues
CSC‘s have released individual „tailormade“ processes
Various names for same documents throughout Europe
(ECN, PCN, PCR, FAR, ECAI, IRL, PTCN....)
Document Control (master, revisions, loss)
Investigation phase only partialy completed
Obsolete material / finished goods
Deadstock
Airfreight
In plant change cost

5. Engineering Change Process
Goals
One Process, One Tool, for all
Ensure complete process flow
Eliminate waste
Same data, at the same time, everywhere
All change related information in one place
Total Change Cost overview

6. Engineering Change Process
eMatrix as Process and Data Management Solution

7. Engineering Change Process
Engineering Change Request ECR

8. Engineering Change Process
Feedback of Change Implication

9. Engineering Change Process
New Parts / Material Overview incl. Feedback from AP

10. Engineering Change Process
Storage of change related documents

11. Engineering Change Process
Clear overview about affected WH Parts

12. Engineering Change Process
Revision History of WH Parts

13. Engineering Change Process
Clear overview about affected WH Drawings

14. Engineering Change Process
Revision History of WH Drawings

15. Engineering Change Process
Relation between WH Parts and WH Drawings
WH Part or Module in case of KSK
WH Drawing 1 2 3 4
Here you see 4 regular drawing releases.
The WH Part on the left side has a corresponding WH Drawing shown on the right side

16. Engineering Change Process
Relation between WH Parts and WH Drawings
WH Part or Module in case of KSK
WH Drawing
Here you see that 2 WH Parts on the left side have no corresponding WH Drawings.
Two times the WH Parts (Rev.4 and 5) havebeen re vised without changing the WH Drawing.

17. Engineering Change Process
Relation between WH Parts and WH Drawings
WH Part or Module in case of KSK
WH Drawing
Only with the last release WH Part (Rev.6) a nd WH Drawing (Rev.4) have been for malized again.

18. Engineering Change Process
Print Clarifications

19. Engineering Change Process
Help function and manuals

20. Engineering Change Process
Search function

21. Thank you very much for your attention!
In case of questions please do not hesitate to contact
YAZAKI Europe Limited
Ralf Virnich
Tel: +49 (0)
Fax: +49 (0)