Nissan Teana J32. Manual - part 476

EM-28

< ON-VEHICLE REPAIR >

INTAKE MANIFOLD COLLECTOR

INTAKE MANIFOLD COLLECTOR

Exploded View

INFOID:0000000003802253

VQ25DE

VQ35DE

1.

Vacuum hose

2.

Clamp

3.

Clamp

4.

PCV hose

5.

Intake manifold collector

6.

Gasket

7.

Vacuum hose

8.

VIAS control solenoid valve

9.

Vacuum hose

10. Bracket

11.

Electronic controlled engine mount 
control solenoid valve

12. Vacuum hose

13. Vacuum hose

14. Vacuum gallery

15. Vacuum hose

16.

EVAP canister purge control solenoid 
valve

17. Clamp

18. EVAP hose

19. Service port

20. Bracket

21. EVAP hose

22. EVAP hose

23. EVAP pipe

24. EVAP hose

25. Clamp

26. Water hose

27. Water hose

28. Bracket

29. Electric throttle control actuator

30. Gasket

A.

To brake booster

B.

To rocker cover (bank 1)

C.

To vacuum tube (rear)

D.

To vacuum pipe

E.

To heater pipe

F.

To water outlet

: Engine front

Refer to 

GI-4, "Components"

 for symbols in the figure.

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INTAKE MANIFOLD COLLECTOR

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Removal and Installation

INFOID:0000000003802254

REMOVAL

WARNING:

To avoid the danger of being scalded, never drain engine coolant when the engine is hot.

1.

Remove engine cover. Refer to 

EM-24, "Exploded View"

.

CAUTION:

Be careful not to damage or scratch engine cover.

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 (rear)

D.

To vacuum pipe

E.

To heater pipe

F.

To water outlet

: Engine front

Refer to 

GI-4, "Components"

 for symbols in the figure.

JPBIA1713GB

EM-30

< ON-VEHICLE REPAIR >

INTAKE MANIFOLD COLLECTOR

2.

Remove air cleaner cases (upper and lower) with mass air flow sensor and air duct assembly. Refer to

EM-26, "Exploded View"

.

3.

Drain engine coolant, or when water hoses are disconnected, attach plug to prevent engine coolant leak-
age. Refer to 

CO-8, "Draining"

.

CAUTION:

Perform this step when the engine is cold.

4.

Remove front wiper arm and extension cowl top. Refer to 

WW-105, "Exploded View"

 and 

EXT-20,

"Exploded View"

.

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 reverse order as shown in the figure.

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 collector: Refer to 

ST-34, "Exploded View"

.

• Electronic controlled engine mount control solenoid valve

8.

Disconnect EVAP hoses and harness connector from EVAP canister purge control solenoid valve.

9.

Remove EVAP canister purge 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 as necessary for easier installation. 

11. Loosen mounting nuts and bolts in reverse order as shown in

the figure, and remove intake manifold collector and gasket.

CAUTION:

Cover engine openings to avoid entry of foreign materials.
NOTE:
Figure is shown as an example of VQ35DE.

INSTALLATION

Note the following, and install in the reverse order of removal.

Intake Manifold Collector

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: Engine front

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INTAKE MANIFOLD COLLECTOR

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Tighten mounting nuts and bolts in numerical order as shown in the
figure.

NOTE:
Figure is shown as an example of VQ35DE.

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-16, "THROTTLE VALVE CLOSED POSITION

LEARNING : Special Repair Requirement"

.

• Perform the “Idle Air Volume Learning” and “Throttle Valve Closed

Position Learning” when electric throttle control actuator is
replaced. Refer to 

EC-16, "IDLE AIR VOLUME LEARNING : Spe-

cial Repair Requirement"

.

: Engine front

JPBIA1628ZZ

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