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:

Water outlet
Exploded View M/T models 1. Engine coolant temperature sensor 2. Clamp 3. Gasket 4. Clamp 5. Bracket 6. Clamp 7. Water outlet 8. Clamp 9. Clamp 10. Cylinder block heater (Canada) A. From electric throttle control actuator B. To radiator C. From heater core D. To heater core E. To electric ...

Engine control system
ENGINE CONTROL SYSTEM : System Diagram NOTE: Battery current sensor is used in CVT models. ENGINE CONTROL SYSTEM : System Description ECM performs various controls such as fuel injection control and ignition timing control. ENGINE CONTROL SYSTEM : Fail Safe NON DTC RELATED ITEM ...

Nissan Versa (N17): Positive crankcase ventilation

EVAP leak check

Removal and installation

Other materials:

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