Nissan Sentra Service Manual: 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 EC-15, "ENGINE CONTROL SYSTEM : Component Parts Location".
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.
Improper ...
Removal and installation
Ecm
Exploded View
ECM bracket
ECM
Engine mounting insulator bracket
Removal and Installation
CAUTION:
Perform ADDITIONAL SERVICE WHEN REPLACING ECM. Refer to EC-135, "Work
Pro ...
Other materials:
Child safety rear door lock
Child safety locks help prevent the rear doors
from being opened accidentally, especially when
small children are in the vehicle.
The child safety lock levers are located on the
edge of the rear doors.
When the lever is in the unlock position 2 , the
door can be opened from the outside ...
Diagnosis and repair workflow
Work Flow
OVERALL SEQUENCE
DETAILED FLOW
1. OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain as much information as possible about the
conditions and environment under
which the malfunction occurred.
>> GO TO 2.
2. CONFIRM THE SYMPTOM
Check the malfunction on the ...
Rear power window motor
Removal and Installation
REMOVAL
Remove the rear door glass regulator (1). Refer to GW-21,
"Removal and Installation"
Remove the screws and the rear power window motor (2).
INSTALLATION
Installation is in the reverse order of removal. ...
