
– 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 Service Manual: Specifications
- Specifications
Tightening Torques
ItemsN.mKgf.mlb-ft
Transfer assembly mounting bolts60.8 - 65.76.2 - 6.744.8 - 48.5
4WD ECM mounting nuts9.8 - 11.81.0 - 1.27.2 - 8.7
Coupling assembly mounting bolts56.9 - 64.75.8 - 6.642.0 - 47.7
Propeller shaft mounting bolts49.0 - 68.65.0 - 7.036.2 - 5 ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Description and Operation
- Description
The cruise control system is engaged by the cruise "ON/OFF" main switch
located on right of steering wheel column. The system has the
capability to cruise, coast, accelerate and resume speed.It also has a
safety interrupt, engaged upon depressing brake or shifting select
lev ...