The approved procedures and work instructions that describe how processes are carried out, under document control.
Guide or manual Work product in the Quality management system lifecycle (ISO 9001 and IATF 16949)
They make work consistent and teachable, and they are what auditors compare practice against. Uncontrolled versions and distribution leave people on outdated instructions, let practice drift by shift and make it impossible to show which method was in force when a defect was made.
The full lifecycle detail, with its charts, flows, tables and every section, is for registered members. Registration is free and takes a minute. You come back to this page afterwards.