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: Blade Replacement
When the wipers no longer clean
adequately, the blades may be worn or
cracked. Replace the wipers with new
ones.
NOTICE
To prevent damage:
Never use non-specified wiper blades.
Lift the wiper arms when in the top
wiping position.
Always return the wiper arms to the
windshield b ...
Hyundai Tucson (NX4) 2022-2025 Owner's Manual: Battery
WARNING
To prevent serious injury or death to you
or bystanders when working near or
handling the battery:
Always read and follow
instructions carefully when
handling a battery.
Wear eye protection designed
to protect the eyes from acid
splashes.
Keep all flames, sparks, or
smok ...
