Hyundai Tucson: Crankcase Emission Control System / Crankcase Check Valve
• Be careful not to damage the parts located under the vehicle (floor under cover, canister, fuel tank) when raising the vehicle using the lift.(Refer to General Information - "Lift and Support Points")
1.Disconnect the battery (-) terminal.
2.Remove the engine room under cover.(Refer to Engine And Transaxle Assembly - "Engine Room Under Cover")
3.Remove the drive belt.(Refer to Drive Belt System - "Drive Belt")
4.Remove the compressor mounting bolts.(Refer to Heating, Ventilation and Air Conditioning - "Compressor")
5.Disconnect the crankcase check valve hose (A) and then remove the crankcase check valve (B).
Tightening torque : 9.8 - 11.8 N.m (1.0 - 1.2 kgf.m, 7.2 - 8.7 lb-ft)
• Push the check valve to the end of the mounting surface, and then tighten the bolt.
Positive Crankcase Ventilation (PCV) Valve
- Description
Pressure Regulating Valve (PRV) is installed to prevent the over
pressure of combustion gas through the piston ring and onto the
crankcase.
- Operating Principle
Engine cond ...
Other information:
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: To temporarily cancel Smart Cruise
Control. To resume Smart Cruise Control
To temporarily cancel Smart Cruise
Control
Press the
button or depress the
brake pedal to temporarily cancel Smart
Cruise Control.
To resume Smart Cruise Control
Push the +/- switch or
button.
If you push the +/- switch up or down,
your vehicle speed is set to the current
speed ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Rear Coil Spring
- Removal
• When lifting a vehicle using a lift, be careful not to damage
the lower parts of the vehicle (floor under cover, fuel filter, fuel
tank, canister).(Refer to General Information - "Lift and Support
Points")
1.Loosen the rear wheel nuts slightly.Raise the v ...
