Hyundai Tucson Owners & Service Manuals

Hyundai Tucson: Immobilizer System / Immobilizer Control Unit

- Removal

1.Disconnect the negative (-) battery terminal.

2.Remove the heater control unit.(Refer to Heating,Ventilation And Air Conditioning - "Heater Control Unit")

3.Loosen the mounting bolt,nut,screw and remove the Integrated Body Control Unit (A).

4.Disconnect the connectors and remove the Integrated Body Control Unit (A).

- Installation

1.Install the Integrated Body Control Unit.

2.Install the heater control unit.

3.Connect the negative (-) terminal

    Repair procedures
    - Adjustment 1.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 foll ...

    Antenna Coil
    - Removal 1.Disconnect the negative (-) battery terminal. 2.Remove the crash pad lower panel.(Refer to Body - "Crash Pad Lower Panel") 3.Disconnect the 6P connector (B) of the coil antenna and ...

    Other information:

    Hyundai Tucson (NX4) 2022-2026 Service Manual: Filler-Neck Assembly
    - Removal     • Be careful not to damage the parts located under the vehicle (floor under cover, canister, fuel tank) when raising the vehicle using the lift.(Refer to General Information - "Lift and Support Points") 1.Turn the ignition switch OFF and disconnect the batter ...

    Hyundai Tucson (NX4) 2022-2026 Owner's Manual: Engine Coolant
    The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. Check the antifreeze protection and coolant level at least once a year, before the winter season or before traveling to a colder climate. Checking the Coolant Level Check the condition and conn ...

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