The procedure writing method for IATF 16949:2016 standard is not different from ISO 9001:2015 standard.
As you know a procedure states how the process needs to be done.
A procedure offers a general description of how a company meets a process requirement and the procedure consists of more specifics.
This includes scope, objective, responsibilities, references, application, specific tools, methods, measurements, and historical change of procedure.
There are 7 steps in writing quality management system procedures for ISO 9001:2015 and IATF 16949:2016 standards.
These 7 procedure writing steps are listed below, respectively.
1) Decide on the process limits. 2) Gather the information. 3) Align with other documents and processes. 4) Define your document structure. 5) Write your document. 6) Get approval for your document. 7) Train the relevant employees.