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
Antenna CoilHyundai Tucson (NX4) 2022-2026 Service Manual: Heater & A/C Control Unit (Manual)
- Component
Connector Pin Function
Pin NoConnector A (Blower)Connector B (Main)
1LowBattery (+)
2CommonISG B+
3GroundILL+ (TAIL)
4Middle LowSensor REF (+5V)
5Middle HighMode control actuator feedback
6HighTemperature control actuator feedback
7Intake actuator feedback
8Evaporator tem ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Transaxle Oil Temperature Sensor
- Description
• Transaxle oil temperature sensor monitors the automatic transaxle fluid's temperature and conveys the readings to TCM.
• It is an NTC (Negative Thermal Coefficient) sensor whose
resistance has an inversely proportional relationship with the
temperature level.
• Da ...