Hyundai Tucson: Rear Occupant Alert
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Rear Occupant Alert
Description
The system detects the passenger in the vehicle and prevents the driver from getting off the vehicle with the passenger in the
- 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
- 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.
- 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.
Components
- Rear Occupant Alert Sensor
- Integrated body control unit
- Cluster (Message pop-up and Voice)
Removal
- Disconnect the negative (-) battery terminal.
- Remove the cover (A) by using a flat-tip screwdriver.
- Disconnect the connector (A) and then remove the occupant alert sensor.
Installation
- Install the occupant alert sensor.
- Connect the negative (-) battery terminal.
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TP Read Protocol
Description
The immobilizer system will disable the vehicle unless the proper ignition
key is used, in addition to the currently available antitheft
systems such as car alarms, the immobilizer system aims to drastically reduce
the rate of auto
Immobilizer System - Adjustment
In the body electrical system, failure can be quickly diagnosed by using
the vehicle diagnostic system (diagnostic tool).
The diagnostic system (diagnostic tool) provides the following information.
(1) Fault Code Searching : Checking fai
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Measuring the resistance of the pressure sensor
Turn ignition switch OFF.
Disconnect the pressure sensor connector.
Measure resistance between sensor terminal and terminal.
Check the measured resistance. (Refer to table)
Table 1
Removal
Remove the coupling assembly.
(Refer to
Transfer Assembly- Inspection
Inspection
Remove the engine room under cover.
(Refer to Engine Mechanical System - "Engine Room Under Cover")
Loosen the oil filler plug (A).
A Type
B Type
Check the oil level.
WARNING
Oil level must be up to fil
Information
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual
