Hyundai Santa Cruz: Crankcase Emission Control System / Schematic Diagrams
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.
- Operation Principle
Engine Cond ...
Other information:
Hyundai Santa Cruz (NX4A OB) 2021-2025 Service Manual: Engine And Transaxle Assembly
- Removal and Installation
• Use fender covers to avoid damaging painted surfaces.
• To avoid damage, unplug the wiring connectors carefully while holding the connector portion.
• To avoid damage, unplug the wiring connectors carefully while hol ...
Hyundai Santa Cruz (NX4A OB) 2021-2025 Service Manual: Repair procedures
- Inspection
Inspection Item
• Battery efficiency inspection
• Battery voltage inspection
• Charging voltage insptection
• General inspection
• Terminal tightening state inspection
• Engine/ transaxle ground state inspection
• Wiring harness ground state inspect ...
