Nissan Murano Z51. Instruction — part 640
EM-32
< REMOVAL AND INSTALLATION >
AIR CLEANER AND AIR DUCT
6.
Remove mass air flow sensor from air cleaner case (upper), if necessary.
CAUTION:
Handle the mass air flow sensor with following cares.
• Never shock the mass air flow sensor.
• Never disassemble the mass air flow sensor.
• Never touch the sensor of the mass air flow sensor.
INSTALLATION
Note the following, and install in the reverse order of removal.
• Align marks. Attach each joint. Screw clamps firmly.
Inspection
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INSPECTION AFTER REMOVAL
Inspect air duct assembly for crack or tear.
• If anything found, replace air duct assembly.
INTAKE MANIFOLD COLLECTOR
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< REMOVAL AND INSTALLATION >
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INTAKE MANIFOLD COLLECTOR
Exploded View
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Removal and Installation
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REMOVAL
WARNING:
1.
Vacuum hose
2.
Clamp
3.
Clamp
4.
PCV hose
5.
Intake manifold collector
6.
Gasket
7.
Vacuum hose
8.
Bracket
9.
Electronic controlled engine mount
control solenoid valve
10. Vacuum hose
11.
Vacuum hose
12. Vacuum hose
13. Vacuum gallery
14. Vacuum hose
15. Vacuum hose
16. VIAS control solenoid valve 2
17. VIAS control solenoid valve 1
18.
EVAP canister purge control solenoid
valve
19. Clamp
20. EVAP hose
21. Service port
22. Bracket
23. EVAP hose
24. EVAP hose
25. EVAP pipe
26. EVAP hose
27. Clamp
28. Water hose
29. Water hose
30. Bracket
31. Electric throttle control actuator
32. Gasket
A.
To brake booster
B.
To rocker cover (bank 1)
C.
To vacuum tube
D.
To vacuum pipe
E.
To heater pipe
F.
To water outlet
: Engine front
for symbols in the figure.
JPBIA1713GB
EM-34
< REMOVAL AND INSTALLATION >
INTAKE MANIFOLD COLLECTOR
To avoid the danger of being scalded, never drain engine coolant when the engine is hot.
1.
Remove engine cover. Refer to
CAUTION:
Be careful not to damage or scratch engine cover.
2.
Remove air cleaner cases (upper and lower) with mass air flow sensor and air duct assembly. Refer to
3.
Drain engine coolant, or when water hoses are disconnected, attach plug to prevent engine coolant leak-
age. Refer to
CAUTION:
Perform this step when the engine is cold.
4.
Remove front wiper arm and extension cowl top. Refer to
5.
Disconnect water hoses from electric throttle control actuator.
• When engine coolant is not drained from radiator, attach plug to water hoses to prevent engine coolant
leakage.
6.
Remove electric throttle control actuator as follows:
a.
Disconnect harness connector.
b.
Loosen mounting bolts in the reverse order as shown in the fig-
ure.
CAUTION:
• Handle carefully to avoid any shock to electric throttle
control actuator.
• Never disassemble.
7.
Remove the following parts:
• Vacuum hose
• PCV hose
• High pressure piping from intake manifold: Refer to
.
• Electronic controlled engine mount control solenoid valve
8.
Disconnect EVAP hoses and harness connector from EVAP canister purge volume control solenoid valve.
9.
Remove EVAP canister purge volume control solenoid valve and bracket assembly.
10. Remove VIAS control solenoid valve mounting bolts and vacuum gallery mounting bolts, and then move
vacuum gallery.
• Add mating marks if necessary for easier installation.
11. Loosen mounting nuts and bolts in the reverse order as shown
in the figure, and remove intake manifold collector and gasket.
CAUTION:
Cover engine openings to avoid entry of foreign materials.
INSTALLATION
Note the following, and install in the reverse order of removal.
Intake Manifold Collector
JPBIA1631ZZ
: Engine front
JPBIA1628ZZ
INTAKE MANIFOLD COLLECTOR
EM-35
< REMOVAL AND INSTALLATION >
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Tighten mounting nuts and bolts in numerical order as shown in the
figure.
Electric Throttle Control Actuator
• Tighten mounting bolts in numerical order as shown in the figure.
• Perform the “Throttle Valve Closed Position Learning” when har-
ness connector of electric throttle control actuator is disconnected.
Refer to
EC-18, "THROTTLE VALVE CLOSED POSITION
.
• Perform the “Idle Air Volume Learning” and “Throttle Valve Closed
Position Learning” when electric throttle control actuator is
replaced. Refer to
EC-18, "IDLE AIR VOLUME LEARNING :
.
: Engine front
JPBIA1628ZZ
JPBIA1631ZZ
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