Nissan X-Trail 32. Manual — part 919
POSITIVE CRANKCASE VENTILATION
EC-805
< PERIODIC MAINTENANCE >
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POSITIVE CRANKCASE VENTILATION
Inspection
INFOID:0000000010986512
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
.
PBIB1589E
EC-806
< REMOVAL AND INSTALLATION >
[QR25DE]
ECM
REMOVAL AND INSTALLATION
ECM
Removal and Installation
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EXPLODED VIEW
CAUTION:
Perform ADDITIONAL SERVICE WHEN REPLACING ECM. Refer to
.
REMOVAL
1.
Disconnect the battery negative terminal.
2.
Remove the resonator. Refer to
3.
Disconnect ECM harness connectors.
4.
Remove ECM mounting nuts, and then remove ECM.
INSTALLATION
Install in the reverse order of removal.
ECM bracket
ECM
: Vehicle front
ALBIA1179ZZ
SERVICE DATA AND SPECIFICATIONS (SDS)
EC-807
< SERVICE DATA AND SPECIFICATIONS (SDS)
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SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
Idle Speed
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*: Under the following conditions
• A/C switch: OFF
• Electric load: OFF (Lights, heater fan & rear window defogger)
• Steering wheel: Kept in straight-ahead position
Ignition Timing
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*: Under the following conditions
• A/C switch: OFF
• Electric load: OFF (Lights, heater fan & rear window defogger)
• Steering wheel: Kept in straight-ahead position
Calculated Load Value
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Mass Air Flow Sensor
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*: Engine is warmed up to normal operating temperature and running under no load.
Condition
Specification
No load* (in P or N position)
650
±
50 rpm
Condition
Specification
No load* (in P or N position)
10
±
2
°
BTDC
Condition
Specification (Using CONSULT or GST)
At idle
10 – 35 %
At 2,500 rpm
10 – 35 %
Supply voltage
Battery voltage (11 – 14 V)
Output voltage at idle
1.3 – 1.6 V*
Mass air flow (Using CONSULT or GST)
1.0 – 4.0 g/s at idle*
4.0 – 10.0 g/s at 2,500 rpm*
EC-808
< HOW TO USE THIS MANUAL >
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HOW TO USE THIS SECTION
HOW TO USE THIS MANUAL
HOW TO USE THIS SECTION
Information
INFOID:0000000011058853
Both “VDC” and “ESP” are used in this manual. These indicate the same system.
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