9. CUSTOMER REQUIREMENTS9.1. Any customer specific requirements regarding Special Characteristics (as defined in IATF 16949 8.2.3.1.2) that exceeds the guidelines within this procedure must be met and handled per customer guidelines as appropriate.10. REFERENCE DOCUMENTS Documents/Forms Description Location MP-Q-007 Identification of Classes of Product ICE Characteristics and RequirementsMP-Q-008 Quality Standards System ICEMWI-Q-009 MSA using Minitab Software ICEMWI-Q-009 Process Study using Minitab Software ICEMP-M-008 Manufacturing Special Characteristics ICE MP-E-GEN-020 Critical Parameter Management in PDP ICEAIAG’s Potential Failure Mode and Effects Analysis manual, 4th edition.AIAG’s Measurement Systems Analysis manual 3rd editionAIAG’s Production Part Approval Process PPAP 4th edition