Hyundai Ioniq (AE): Body Electrical System / Button Engine Start System

Inspection1.Disconnect the negative (-) battery terminal.2.Remove the crash pad lower panel (A).(Refer to Body - "Crash Pad Lower Panel")3.Disconnect the rheostat switch connector (A).

Component Location1. Smart key unit2. Body control module (BCM)3. Interior antenna 14. Interior antenna 25. FOB Key6. Start Stop Button (SSB)7.Door handle & Door antenna8.

Other information:

Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Front Radar Unit. Specifications

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Hyundai Ioniq (AE) 2017-2022 Service & Repair Manual: Schematic diagrams

System Block DiagramComponent Parts and Function Outline Component part Function Vehicle-speed sensor, ESP/ABS Control ModuleConverts vehicle speed to pulse.VCUReceives signals from sensor and control switches.

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