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Home >> Infiniti >> 2018 >> Q60 Pure, AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Introduction) (2.0L) >> System Description >> Structure And Operation >> Crankcase Ventilation System >> System Description
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System Description

Description 

The crankcase ventilation system allows the discharging of excess pressure and excessive gas sent from the crankcase, feeding them back to the engine through the induction system, and combusting them under any engine operating condition.

GNSJSBIA5074Z-074Courtesy of NISSAN NORTH AMERICA, INC.

SYMBOL

Fuel tank ventilation connector

SYMBOL

Vent valve

SYMBOL

Full-load operation vent line heater element

SYMBOL

Oil separator

SYMBOL

Partial load operation crankcase ventilation valve

A

Air admission line and vent line

B

Wide open throttle bleed line

C

Partial load bleed line

Crankcase Ventilation Description of Function 

The crankcase ventilation has functions as follows: