Nissan Quest E52. Manual - part 569

DRIVE BELT AUTO-TENSIONER

EM-25

< REMOVAL AND INSTALLATION >

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DRIVE BELT AUTO-TENSIONER

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Removal and Installation

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Removal

1.

Remove drive belt. Refer to 

EM-13, "Removal and Installation"

.

2.

Remove auto-tensioner.

Installation

Install in the reverse order of removal.

CAUTION:

If there is damage greater than peeled paint, replace drive belt auto-tensioner.

1.

Drive belt auto-tensioner

 : N·m (kg-m, ft-lb)

 : N·m (kg-m, in-lb)

JSBIA2874GB

EM-26

< REMOVAL AND INSTALLATION >

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AIR CLEANER AND AIR DUCT

AIR CLEANER AND AIR DUCT

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Removal and Installation

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REMOVAL

NOTE:
Mass air flow sensor is removable under the car-mounted condition.

1.

Remove air duct (inlet).

2.

Disconnect harness connector from mass air flow sensor.

3.

Remove PCV hose at air duct assembly side.

4.

Remove air cleaner cases (upper and lower) with mass air flow sensor and air duct assembly disconnect-
ing their joints.
• Add mating marks if necessary for easier installation.

5.

Remove mass air flow sensor from air cleaner case (upper), if necessary.

1.

Mass air flow sensor

2.

Air cleaner case (upper)

3.

Air cleaner filter

4.

Clamp

5.

Air duct assembly

6.

Clamp

7.

PCV hose

8.

Air duct (inlet)

9.

Grommet

10. Collar

11.

Grommet

12. Grommet

13. Bracket

14. Bracket

15. Collar

16. Grommet

17. Air cleaner case (lower)

A.

To electric throttle control actuator

B.

To rocker cover (bank 2)

 : Always replace after every disassembly.

 : N·m (kg-m, in-lb)

JPBIA4633GB

AIR CLEANER AND AIR DUCT

EM-27

< REMOVAL AND INSTALLATION >

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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.
• Install each part, according to the marks put at the removal procedure and tighten clamp.
• Insert pawls (B) of air cleaner case (upper) (1) into 3 notches (A) of

air cleaner case (lower) (2) and fix with clips.

• Check that the air cleaner case (upper) is securely installed with no

backlash.

Inspection

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INSPECTION AFTER REMOVAL

Inspect air duct assembly for crack or tear.
• If anything found, replace air duct assembly.

:Vehicle front

JPBIA4858ZZ

EM-28

< REMOVAL AND INSTALLATION >

[VQ35DE]

INTAKE MANIFOLD COLLECTOR

INTAKE MANIFOLD COLLECTOR

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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 volume control 
solenoid valve

19. Clamp

20. EVAP hose

21. Vacuum tank

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 (front)

D.

To vacuum pipe

E.

To heater pipe

F.

To water outlet

: Engine front

 : Always replace after every disassembly.

 : N·m (kg-m, ft-lb)

 : N·m (kg-m, in-lb)

JPBIA2470GB