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:

Ignition coil, spark plug and rocker cover
Exploded View 1. Ignition coil 2. Spark plug 3. Rocker cover 4. Hose cramp 5. PCV hose 6. PCV valve 7. Oring 8. Gasket 9. Oil filler cap 10. Oring 11. Intake camshaft position sensor 12. Exhaust camshaft position sensor 13. Clip A. To intake manifold Removal and Installation REMOVAL ...

Door check link
DOOR CHECK LINK : Removal and Installation REMOVAL Fully close the front door window. Remove front door finisher. Refer to INT "Removal and Installation". Remove front door speaker bolts. Disconnect harness connector from front door speaker and remove. Remove door check link ...

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