
– 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: Remotely controlling the vehicle
To use the remote control feature with
your Android smartphone, Bluetooth
must be turned on.
Remote control connection with digital key
1. Open the Hyundai Digital Key app
on your smartphone and select your
vehicle.
2. If your app allows, press the connect
button and use the remote cont ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Door Step Trim
- Component Location
1. Front door step trim2. Rear door step trim
- Replacement
• When prying with a flat-tip screwdriver, wrap it with protective
tape, and apply protective tape around the related parts, to prevent
damage.
• Put on gloves to protect you ...