Hyundai Tucson: Body Electrical System / Immobilizer System

Rear Occupant Alert Sensor

- Removal 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. ...

Description and Operation

- Description The immobilizer system will disable the vehicle unless the proper ignition key is used, in addition to the currently available anti-theft systems such as car alarms, the immobiliz ...

Other information:

Hyundai Tucson (NX4) 2022-2025 Owner's Manual: If the Engine Overheats
If your temperature gauge indicates overheating, you experience a loss of power, hear loud pinging or knocking, or the engine may be overheating. If this happens, you must: 1. Pull off the road and stop as soon as it is safe to do so. 2. Shift the gear to P (Park) and apply the parking ...

Hyundai Tucson (NX4) 2022-2025 Service Manual: Engine Coolant Temperature Sensor (ECTS)
- Description Water temperature sensor (WTS) is located in the engine coolant passage of the cylinder head for detecting the engine coolant temperature.The WTS uses a thermistor whose resistance changes with the temperature.The electrical resistance of the WTS decreases as the temperature i ...