CGES Reference

FMEA Extension Reference

Human-readable reference for CGES FMEA transport and common field meanings.

Guide Type	Informative reference
Related Claim	`CGES-FMEA-0.1`
Transport Location	`components[].analysis_modules.fmea`

Common Fields

Canonical JSON Key	Meaning
`failure_mode`	Short description of how the part is expected to fail.
`effect`	Observed or predicted system-level effect.
`severity`	Severity ranking, typically 1-10.
`occurrence`	Occurrence likelihood ranking, typically 1-10.
`detection`	Detection ranking, typically 1-10.
`rpn`	Risk priority number when used by the source methodology.
`control`	Existing control or mitigation.
`action`	Recommended or required follow-up action.
`notes`	Analyst commentary and assumptions.

Interpretation Notes

CGES does not impose one FMEA methodology. It transports commonly useful fields without forcing a specific internal workflow.
If numeric rankings are used, exporters should preserve the source scale rather than inventing normalization logic.
When claiming CGES-FMEA-0.1, the payload and the metadata.extensions token must agree.