Nissan Versa (N17): Positive crankcase ventilation

Nissan Versa 2nd generation (N17) Service Manual / Engine / Engine control system (EC) / Positive crankcase ventilation

Inspection

1.CHECK PCV VALVE

With engine running at idle, remove PCV valve from rocker cover. A properly working valve makes a hissing noise as air passes through it. A strong vacuum should be felt immediately when a finger is placed over valve inlet.

Is the inspection result normal?

YES >> INSPECTION END

NO >> Replace PCV valve. Refer to EM, "Exploded View".

CHECK PCV VALVE

EVAP leak check

Inspection CAUTION: Do not use compressed air or a high pressure pump. Do not exceed 4.12 kPa (0.042 kg/cm2, 0.6 psi) of pressure in EVAP system. NOTE: Do not start engine. Improp ...

Removal and installation

ECM Exploded View 1. ECM bracket 2. ECM  : Vehicle front Removal and Installation CAUTION: Perform ADDITIONAL SERVICE WHEN REPLACING ECM. Refer to EC-122, "Work Procedure". ...

Other materials:

Primary speed sensor
Exploded View 1. Transaxle assembly 2. O-ring 3. Primary speed sensor Front : Genuine NISSAN CVT Fluid NS-3 Removal and Installation REMOVAL Remove the front LH wheel and tire. Refer to WT "Adjustment". Remove the LH fender protector. Refer to EXT "Removal and Install ...

Side air bag module
Removal and Installation REMOVAL WARNING: Do not leave any objects (screwdrivers, tools, etc.) on the seat during seatback repair. It can lead to personal injury if the side air bag should accidentally deploy. CAUTION: Before servicing, turn ignition switch OFF, disconnect both battery ...

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