
– 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: Rear Cross-Traffic Collision-
Avoidance Assist Settings
Rear Cross-Traffic Safety
With the ignition switch ON, go to User
Settings > Driver Assistance > Parking
Safety > Rear Cross-Traffic Safety (for
cluster type) or Setup > Vehicle > Driver
Assistance > Parking Safety > Rear
Cross-Traffic Safety (for infotainment
sys ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Sunroof Glass
- Components Location
1. Sunroof glass
- Replacement
• Put on glove to protect your hands.
1.Close the sunroof glass completely by pressing the sunroof switch.
2.Loosen the mounting screws (A) and remove the sunroof glass (B).
• Do not dam ...