Hyundai Tucson: Immobilizer System / Immobilizer Control Unit
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).
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) 2022-2025 Service Manual: Special Service Tools
- Special Service Tools
Tool (Number and name)IllustrationUse
Crankshaft front oil seal installer09214-L1100Handle09231-H1100
Installation of the crankshaft front oil seal
Valve stem seal installer09222-4A000
Installation of the valve steam seal
Valve spring compressor09222-3K000Valve spring c ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Repair procedures
- Compression Pressure Inspection
• If the there is lack of power, excessive oil consumption or poor fuel economy, measure the compression pressure.
1.Start the engine until coolant temperature goes up to 80-95°C and stop the engine.
2.Remove the spark coils.(Refer to E ...
