Nissan X-Trail 32. Instruction — part 825
POSITIVE CRANKCASE VENTILATION
EC-429
< PERIODIC MAINTENANCE >
[MR20DD]
C
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EC
N
P
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POSITIVE CRANKCASE VENTILATION
Inspection
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1.
CHECK PCV VALVE
1.
Start the engine and let it idle.
2.
Replace PCV valve from the rocker cover. Refer to
3.
Check that a properly working valve makes a hissing noise as
air passes through it.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace PCV valve. Refer to
.
PBIB1589E
EC-430
< REMOVAL AND INSTALLATION >
[MR20DD]
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.
Remove air duct.
2.
Remove the resonator. Refer to
.
3.
Disconnect atmospheric pressure sensor harness connector.
4.
Remove mounting bolts and the atmospheric pressure sensor .
5.
Remove the hose from the atmospheric pressure sensor .
6.
Disconnect ECM harness connectors. Refer to
(lever locking type).
7.
Remove ECM mounting nuts, and then remove ECM.
INSTALLATION
Install in the reverse order of removal.
ECM
Battery tray
hose
Atmospheric pressure sensor
: Vehicle front
JSBIA4560ZZ
SERVICE DATA AND SPECIFICATIONS (SDS)
EC-431
< SERVICE DATA AND SPECIFICATIONS (SDS)
[MR20DD]
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D
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F
G
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EC
N
P
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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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Condition
Specification
No load* (in P or N position)
650
±
50 rpm (CVT models)
700
±
50 rpm (M/T models)
Condition
Specification
No load* (in P or N position)
0
±
2
°
BTDC
Condition
Specification
At idle
5 – 35 %
At 2,500 rpm
5 – 35 %
Condition
Specification
At idle
1.0 – 4.0 g/s
At 2,500 rpm
2.0 – 12.0 g/s
EC-432
< HOW TO USE THIS MANUAL >
[QR25DE]
HOW TO USE THIS SECTION
HOW TO USE THIS MANUAL
HOW TO USE THIS SECTION
Information
INFOID:0000000011058852
Both “VDC” and “ESP” are used in this instruction. These indicate the same system.
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