Confused by EN 17184, ETSI TS 103 128, (EU) 2015/758? This article classifies standards and maps test items.

I. Standard Hierarchy

·Regulations: Mandate “what and when.”

·Technical Standards: Define “how to implement.”

·Test Specifications: Define “how to verify.”

  II. Regulatory Standards

1.(EU) 2015/758: eCall framework

2.(EU) 2017/79: Technical specs

3.(EU) 2024/1180: NG eCall transition

4.(EU) 2025/1871: Enhanced backup power

5.(EU) 2018/858: WVTA framework

  III. Technical Standards

1.EN 17184:2024: Core IMS/SIP/MSD spec

2.EN 17240:2024: End-to-end IP eCall

3.ETSI TS 102 901: MSD V3 format

4.ETSI TS 103 137: Voice quality

  IV. Test Specifications

·ETSI TS 103 128: Vehicle IMS conformance test cases

·TS 103 683: Network/PSAP only

  V. Component Test Items

1.Functional (manual/auto trigger, MSD V3)

2.IMS signaling (registration, SIP, failure recovery)

3.End-to-end IP link (EN 17240)

4.VoLTE voice (AMR-WB)

5.Positioning (50m CEP 95%)

6.Communication (network handover)

7.EMC & environmental

8.Electrical (ISO 7637-2)

9.Backup power (enhanced test from 2027)

  VI. Vehicle Extra Tests

·Real-road integration

·Crash-trigger verification (UN R94/R95)

·Full-vehicle EMC

  VII. Test Scope by Product

·T-Box: Full test coverage

·Module: Partial reuse; IMS/positioning retested at device level

·Head Unit: Similar to T-Box

·Aftermarket eCall: Simplified scope

·Vehicle: Full integration testing

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