
– 1st warning: If you open the driver's door after you open and then close the rear passenger and turn the engine off, the system provides warning by showing message on the cluster and giving voice instruction.
– 2nd warning
1)The system detects the indoor movement using the rear occupant alert sensor installed on the head lining when the driver gets off the vehicle and locks all the doors.
2)If any movement inside the vehicle is detected, horn and Hazard Warning Flasher are activated for 25 seconds and the mobile text message is sent.


1. Rear Occupant Alert Sensor
2. Integrated body control unit
3. Cluster (Message pop-up and Voice)
1.Disconnect the negative (-) battery terminal.
2.Remove the cover (A) by using a flat-tip screwdriver.

3.Disconnect the connector (A) and then remove the occupant alert sensor.

1.Install the occupant alert sensor.
2.Connect the negative (-) battery terminal.
Daytime Running Light (DRL)Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Lane Keeping Assist Operation
Turning Lane Keeping Assist On/Off
With the ignition switch ON, press and
hold the Lane Driving Assist button
located on the steering wheel to turn
on and off. The white or green
indicator light illuminates on the
instrument cluster when the function is
on.
Press and hold the butt ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: ESC OFF Switch
- Description
1.The ESC OFF switch is for the user to turn off the ESC system.
2.The ESC OFF lamp is on when ESC OFF switch is engaged.
- Removal
1.Disconnect the battery negative ( - ) terminal.
2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel")
3.Remove the ...