Hyundai Ioniq: Rear Corner Radar System / Repair procedures

Hyundai Ioniq (AE) 2017-2025 Service Manual / Advanced Driver Assistance System (ADAS) / Rear Corner Radar System / Repair procedures

Diagnosis with GDS

1.	REAR CORENER RADAR system defects can be quickly diagnosed with the GDS. GDS operates actuator quickly to monitor, input/output value and self diagnosis.

2.	Connect the cable of GDS to the data link connector in driver side crash pad lower panel, turn the power on GDS.

3.	Select the vehicle model and then rear corner radar system.

4.	Select "Input/output Monitoring", if you want to check current data of rear corner radar system.

5.	If you want to check each module operation forcefully, select "Actuation Test".

6.	Ignition "OFF", connect GDS.

7.	Ignition "ON” & Engine "OFF", select rear corner radar system and "rear corner radar Radar Calibration" mode.

The GDS will show the rear corner radar Reset function steps.

(1)	Erase rear corner radar diagnostic codes.

(2)	rear corner radar initialization.

9.	The rear corner radar initialization procedure will be performed.

Description and operation

DescriptionRear corner radar is a system that uses two magnetic wave radar sensors attached on the rear panel to measure the distance from the following vehicles and provides the sensing and (visual and auditory) alarm of any vehicle coming into the blind spot...

Rear Corner Radar Unit. Schematic diagrams

Other information:

Hyundai Ioniq (AE) 2017-2025 Service Manual: Antenna. Repair procedures

InspectionAntenna Cable1.Check for continuity between the center poles of antenna cable.2.Check for continuity between the outer poles of antenna cable. There should be continuity.3.If there is no continuity, replace the antenna cable.4.If there is no continuity, replace the antenna amplifier...

Hyundai Ioniq (AE) 2017-2025 Service Manual: General safety information and caution

Safety PrecautionPrecautions To Take Before Servicing High Voltage System • Since hybrid vehicles contain a high voltage battery, if the high voltage system or vehicles are handled incorrectly, this might lead to a serious accidents like electric shock and electric leakage...