1.Connect the battery voltage and check the blower motor rotation.

2.If the blower motor does not operate well, substitute with a known-good blower motor and check for proper operation.
3.Replace the blower motor if it is proved that there is a problem with it.
1.Disconnect the negative (-) battery terminal.
2.Press the lock pin (B) and then remove the crash pad under cover (A).

3.Disconnect the blower motor connector (A) and then remove the blower motor (B) after loosening the screws.

4.Install in the reverse order of removal.
Blower Unit
Blower Resistor (Manual)Hyundai Tucson (NX4) 2022-2026 Service Manual: Specifications
- Specifications
Fuel Delivery System
ItemsSpecification
Fuel TankCapacity54 lit. (14.3 U.S.gal., 57.1 U.S.qt., 47.5 Imp.qt.)
Fuel Filter(built in Fuel Pump Assembly)TypePaper type
Fuel Pressure Regulator(built in Fuel Pump assembly)Low Pressure Fuel Line480 - 520 kPa(4.8 - 5.2 bar, 4.89 - 5. ...
Hyundai Tucson (NX4) 2022-2026 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 ...