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How to Build an Automotive EMC Test Item Checklist for 12 V Systems - Two Axes, Not a Copy of the Annex

An EMC test item checklist is not a copy of a standard's annex. Emission and immunity are two independent axes, and 12 V supply, interface type and mounting location each decide which items to keep and which can be cut. This article explains how the list is built and the five items most often missed, with all conditions referred back to the standard clauses and the technical agreement. Rao Jing · Founder, TMC LAB 6 min read

EMC

12 articles

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Environmental Reliability Failure mechanisms, test-condition selection, life assessment and typical cases Material & Chemical VOC control, restricted-substance regulations, new-material applications and test methods Failure Analysis Real failure teardowns—complete reasoning from symptom to root cause Standards Interpretation Close reading and comparison of GB/T 28046, ISO 16750, LV 124 and more Industry Insights New-regulation updates, OEM requirement changes and testing-technology trends

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