Hyundai Tucson: Immobilizer System - Removal
Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual / Body Electrical System / Immobilizer System / Immobilizer System - Removal
Removal
- Disconnect the negative (-) battery terminal.
- Remove the heater control unit.
(Refer to Heating,Ventilation And Air Conditioning - "Heater Control Unit")
- Loosen the mounting bolt,nut,screw and remove the Integrated Body Control Unit (A).
- Disconnect the connectors and remove the Integrated Body Control Unit (A).
Installation
- Install the Integrated Body Control Unit.
- Install the heater control unit.
- Connect the negative (-) terminal
Removal
- Disconnect the negative (-) battery terminal.
- Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel")
- Disconnect the 6P connector (B) of the coil antenna and then remove the coil antenna (A) after loosening the screw.
Installation
- Install the coil antenna and connect the 6P connector.
- Install the crash pad lower panel.
- Connect the negative (-) battery terminal.
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Auto Lighting Control System
Description
It's a system that uses illumination sensor to automatically turn ON the tail
lamp and head lamp based
on the change in surrounding environment's illumination condition. It activates
when the vehicle enters/
exits tunnel, o
Auto Head Lamp Leveling Device
Component Location
Head lamp leveling actuator (Inside head lamps)
Head lamp leveling switch
Removal
Disconnect the negative (-) battery terminal.
Remove the crash pad lower panel.
(Refer to Body - "Crash Pad Lower Panel&q
Button Engine Start System
Description
The System offers the following features :
Changing the state of engine ignition and power by using the start
button.
Controlling external relays for ACC / IGN1 / IGN2 terminal switching and
STARTER, without use of mechanical
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Snow or icy conditions
The severe weather conditions of winter
quickly wear out tires and cause other
problems. To minimize winter driving
problems, you should take the following
suggestions:
You need to keep sufficient distance
between your vehicle and the vehicle i
Glass Adjustment
WARNING
Check the glass run channel for damage or deterioration, and replace
it if necessary.
Remove the front door trim.
(Refer to Front Door - "Front Door Trim")
Lower the glass by operating the power window switch until the gl
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- Hyundai Tucson - Fourth generation (NX4) - (2020-2023) - Workshop Manual
