Hyundai Elantra: Rear Corner Radar System / Troubleshooting

Hyundai Elantra (CN7) 2021-2024 Service Manual / Advanced Driver Assistance System (ADAS) / Rear Corner Radar System / 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 "BCW", if you want to check current data of BCW system.

6.	If you want to check each module operation forcefully, select "Actuation test".

Description and operation

DescriptionRear Corner Radar is a system that measures the relative speed and distance from the following vehicles by using two electromagnetic wave radar sensors attached to the rear bumper, and detects any vehicle within the blind spot zone and gives off alarm...

Components and components location

Components1. Rear corner radar unit2. Speaker3. Warning indicator..

Other information:

Hyundai Elantra (CN7) 2021-2024 Service Manual: Water Inlet Fitting

Repair procedures RemovalWater Inlet Fitting1.Remove the engine room under cover.(Refer to Engine and Transaxle Assembly - "Engine Room Under Cover")2.Drain the coolant. (Refer to Cooling System - "Coolant")3.Disconnect the radiator lower hose (A).4.Disconnect the oil cooler hose (A).5.Remove the water inlet fitting (A). Tightening torque : 18.6 - 23.5 N.m (1.9 - 2.4 kgf.m,..

Hyundai Elantra (CN7) 2021-2024 Service Manual: Components and components location

Components 1. Rear door trim 2. Rear door delta inner cover 3. Rear door belt inside weatherstrip 4. Rear door module 5. Rear door belt outside weatherstrip 6. Rear door frame garnish [RH]7. Rear door frame garnish [LH]8. Rear door body side weatherstrip 9. Rear door side weatherstrip 10. Rear door hinge ..

Rear center seat belt

When using the rear center seat belt, the buckle with the “CENTER” mark must be used.

WARNING

Make sure that the seatback is locked in place when using the rear center seat belt.

If not, the seatback may move when there is a sudden stop or collision, which could result in serious injury.