• The hydraulic system consists of a valve body, an oil filter and an oil pump.
• The oil pump is powered by the engine. ATF passes through the oil filter and gets distributed along the oil channels.
• The oil becomes highly pressurized as it exits the oil pump and passes through the line pressure valve before being fed to the clutch & brake control valve, clutch, and brakes.
• TCM controls the hydraulic pressure using solenoid valves and controls clutch and brake operations.

Hydraulic System
Electronic Oil Pump (EOP)Hyundai Tucson (NX4) 2022-2026 Service Manual: Pressure Sensor
- Description
The 4WD ECU makes a Motor Pump(Actuator) turn round for generating an
oil pressure. And then it presses a multiple disk clutch and transfers
the generated torque into rear wheels. Its torque value varies according
to a pressure status. • Component location
- Circuit Di ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Components and Components Location
- Component Location
1. Head lamp (Low & High)2. Head lamp (Low)3. Head lamp (High)4. Turn signal lamp5. Daytime running light (DRL) & Positioning lamp6. Side repeater lamp7. Overhead console lamp8. Vanity lamp9. Rear personal lamp10. Luggage lamp11. Head lamp (Static Bending Light)12. ...