Hyundai Ioniq: Autonomous Emergency Braking(AEB) System / Repair procedures

Hyundai Ioniq (AE) 2017-2025 Service Manual / Brake System / Autonomous Emergency Braking(AEB) System / Repair procedures

Inspection
AEB function ON / OFF switch was included to USM (User Setting Menu) and the state of the factory is ON.
When the IGN On, maintain ON condition by default. And does not reflect the driver settings when next IGN On.
If turned the ESC function Off, the AEB function is turned off.
–
The ON/OFF for AEB is included in the USM (User Setting Menu) and the default is ON.
–
While IGN is On, it stays at ON, however, the driver's settings do not last next time when IGN is newly On.
–
When VDC is OFF, AEB is also turned OFF.
Removal
AEB Ladar
1.
Turn the ignition switch off and disconnect the battery (-) cable.
2.
Remove the front bumper cover.
(Refer to Body - "Front Bumper")
3.
Remove AEB radar.
(Refer to Engine Electrical System - "Smart Cruise Control System")
LDWS Camera
AEB, contrary to SCC (Smart Cruise Control) has to work on a stationary car so the system uses the Fusion Target system to combine radar and camera.
1.
Disconnect the battery (-) cable.
2.
Remove the camera.
(Refer to Body Electrical System - "Lane Departure Warning System (LDWS)")
Installation
AEB Ladar
1.
Installation is the reverse of removal.
2.
Perform the AEB (SCC) radar alignment.
(Refer to Engine Electrical System - "Smart Cruise Control System")
LDWS Camera
1.
Installation in the reverse of removal.
2.
Perform Service Point Target Auto Calibration (SPTAC).
(Refer to Body Electrical System - "Lane Departure Warning System (LDWS)")

    Schematic diagrams

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    Body (Interior and Exterior)

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