Hyundai Tucson: Crankcase Emission Control System / Description and Operation
A : Crankcase pressure regulating valve (PRV)
B : Breather hose
C : Intake hose
D : Air flow
E : Intake manifold
F : Cylinder block
① Blow-by gas flow② Blow-by gas inflow to the cylinder head cover throungh the cylinder block & head & chain cover③-1 In the partial load area, blow-by gas inflow to the intake manifold through the PRV valve which in the head cover.③-2 In the full load area, blow-by gas inflow to the intake hose through the PRV valve which in the head cover.④ Mix of intake hose and blow-by gas. Blow-by gas is circulated by the ③-1, ③-2 procedure.⑤ Combustion the air-flow mixture.⑤-1 Air flow to cylinder block.
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: High Beam Assist (HBA)
High Beam Assist automatically adjusts
the headlights between high beam
and low beam depending on the light
detected from oncoming vehicles or
vehicles in front using the front view
camera.
Information
Refer to the "Driver Assistance Sensors"
section in Chapter 7 for the location and ...
Hyundai Tucson (NX4) 2022-2025 Service Manual: Rear Stabilizer Bar
- 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.Raise the vehicle, and make sure it is securely ...
