
| Engine Condition | VIS Valve | Operation |
| Medium speed | Closed | Increasing engine performance in low engine speed by reducing intake interference among cylinders |
| Low / High speed | Open | Minimizing intake resistance by shortening intake manifold length and increasing area of air entrance |
| Item | Specification |
| Coil resistance (Ω) | 30.0 - 35.0 [22°C (71.6°F)] |


1.Turn the ignition switch OFF.
2.Disconnect the VIS valve connector.
3.Measure resistance between VIS valve terminals 1 and 2.
Specification : Refer to "Specification"
1.Turn the ignition switch OFF and disconnect the battery negative (-) cable.
2.Disconnect the VIS valve connector (A).

3.Disconnect the hose (A) and then remove the VIS valve (B).
Tightening Torque :9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)

• Install the component with the specified torques.
• Note that internal damage may occur when the component is dropped. In this case, use it after inspecting.
• Be careful of foreign material not to flow into the valve.
1.Install in the reverse order of removal.
Variable Force Solenoid (VFS)
E-CVVT MotorHyundai Tucson (NX4) 2022-2026 Service Manual: Power Mosfet (Dual)
- Inspection
1.Turn the ignition switch ON.
2.Manually operate the control switch and measure the voltage of the blower motor.
3.Select the control switch to raise the voltage until high speed.
Fan SpeedVoltage (V)
Manual ControlAuto Control
13.83.8 ~ 4.75
255.0 ~ 5.8
36.16.1 ~ 7.0
47. ...
Hyundai Tucson (NX4) 2022-2026 Service Manual: Oil Pan
- Removal
• Be careful not to damage the parts located under the vehicle
(floor under cover, fuel filter, fuel tank and canister) when raising
the vehicle using the lift.(Refer to General Information - "Lift and
Support Points")
1.Remove the engine room under cover.( ...