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)

Components and components location Components and Components Location Repair procedures Removal • Use a plastic panel removal tool to remove interior trim pieces without marring the surface...

Other information:

Hyundai Elantra (CN7) 2021-2025 Owner's Manual: Battery replacement

If the Smart Key is not working properly, try replacing the battery with a new one. Battery Type: CR2032 To replace the battery: 1. Remove the mechanical key. 2. Use a slim tool to pry open the rear cover of the smart key. 3. Remove the old battery and insert the new battery...

Hyundai Elantra (CN7) 2021-2025 Owner's Manual: Fuel gauge

Type A Type B This gauge indicates the approximate amount of fuel remaining in the fuel tank. Information The fuel tank capacity is given in chapter 2. The fuel gauge is supplemented by a low fuel warning light, which will illuminate when the fuel tank is nearly empty...

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.