Hyundai Elantra: Driver Parking Assistance System / Troubleshooting

Hyundai Elantra (CN7) 2021-2025 Service Manual / Advanced Driver Assistance System (ADAS) / Driver Parking Assistance System / Troubleshooting

Troubleshooting

Diagnosis with Diagnostic tool

In the body electrical system, failure can be quickly diagnosed by using the vehicle diagnostic system (Diagnostic tool).

The diagnostic system (Diagnostic tool) provides the following information.

1)	Fault Code Searching : Checking failure and code number (DTC)

2)	Data Analysis : Checking the system input/output data state

3)	Actuation test : Checking the system operation condition

4)	S/W Management : Controlling other features including system option setting and zero point adjustment

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

3.	If diagnose the vehicle by Diagnostic tool, select "DTC Analysis" and "Vehicle".

4.	If check current status, select the "Data Analysis" .

5.	Select "ADAS_PRK", if you want to check current data of Driver parking assistance system.

Variant Coding Procedures

1.	Connect the cable of Diagnostic tool to the data link connector in driver side crash pad lower panel, and turn on the Diagnostic tool.

2.	Select the 'S/W Management' and 'Car model'.

3.	Select the 'Advanced Driver Assistance Systems_Parking' and Variant Coding.

Desctiprion and operation

DescriptionADAS_PRK is a unit that controls the functions required for ADAS parking. If the ADAS_PRK is applied, the parking distance warning function is also controlled by the ADAS_PRK...

ADAS Parking ECU (ADAS_PRK)

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Function malfunction and limitations

Function malfunction

When High Beam Assist is not working properly, the ‘Check High Beam Assist (HBA) system’ or ‘Check HBA (High Beam Assist) system’ warning message will appear and warning light will illuminate on the cluster. Take your vehicle to an authorized HYUNDAI dealer and have the function checked.