Nissan X-Trail 32. Manual - part 1034

INTAKE MANIFOLD

EM-33

< REMOVAL AND INSTALLATION >

[MR20DD]

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INTAKE MANIFOLD

Exploded View

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Removal and Installation

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REMOVAL

1.

Remove air cleaner assembly and air duct assembly. Refer to 

EM-33, "Exploded View"

.

2.

Pull out oil level gauge. 

CAUTION:

Cover the oil level gauge guide openings to avoid entry of foreign materials.

Clamp

EVAP hose

Connector

EVAP hose

Clamp

EVAP canister purge volume 
control solenoid valve

Bracket

PCV hose

Gasket

Intake manifold

Gasket

Electric throttle control actuator

To brake booster

: Always replace after every disassembly.

: N·m (kg-m, ft-lb)

: N·m (kg-m, in-lb)

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EM-34

< REMOVAL AND INSTALLATION >

[MR20DD]

INTAKE MANIFOLD

3.

Disconnect water hoses 

 from electric throttle control actuator

as follows:
• Drain engine coolant from radiator or attach plug to prevent

engine coolant leakage when engine coolant is not drained.
Refer to 

CO-13, "Draining"

.

CAUTION:

Perform this step when the engine is cold.

4.

Remove electric throttle control actuator.

CAUTION:

• Handle carefully to avoid any shock to electric throttle control actuator.
• Never disassemble electric throttle control actuator.

5.

Disconnect vacuum hose from intake manifold.

6.

Disconnect PCV hose from intake manifold and rocker cover.

7.

Remove intake manifold with the following procedure:

CAUTION:

• Handle carefully to avoid any shock to intake manifold

runner control valve motor 

.

• Never remove intake manifold runner control valve motor.

(Not designed for disassembly)

• Cover engine openings to avoid entry of foreign materi-

als.

a.

Loosen and remove intake manifold mounting bolts 

 and 

.

b.

Remove harness clip from intake manifold side.

c.

Disconnect EVAP hose from intake manifold.

d.

Disconnect harness connector from EVAP canister purge vol-
ume control valve.

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: Electric throttle control actuator side

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: Intake manifold

: Engine front

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INTAKE MANIFOLD

EM-35

< REMOVAL AND INSTALLATION >

[MR20DD]

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e.

Loosen mounting bolts in the order from 5 to 1 shown in the fig-
ure.

CAUTION:

Cover engine openings to avoid entry of foreign materials.

f.

Lift the surge tank side 

 of intake manifold to move it in the

direction of engine front.
NOTE:
Keep off the brake reservoir tank and A/C low pressure pipe.

g.

Lower the surge tank side to pull out intake manifold runner con-
trol valve 

 from between harness and cylinder head.

8.

Remove brackets from intake manifold, if necessary. (For air duct assembly and/or engine cover)

9.

Remove EVAP canister purge volume control solenoid valve from intake manifold, if necessary.

INSTALLATION

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

Intake Manifold

1.

Check if gasket is not dropped from the installation groove of intake manifold.

2.

Install intake manifold with the following procedure:

a.

Temporary tighten in the order 4 to 5 as shown in the figure.

b.

Tighten in the order from 1 to 6 as shown in the figure.

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EM-36

< REMOVAL AND INSTALLATION >

[MR20DD]

INTAKE MANIFOLD

c.

Tighten intake manifold mounting bolt 

. Then tighten intake

manifold mounting bolt 

.

Electric Throttle Control Actuator

• Tighten bolts of electric throttle control actuator equally and diagonally in several steps.
• Perform “Throttle Valve Closed Position Learning” after repair when removing harness connector of the elec-

tric throttle control actuator. Refer to 

EC-145, "Description"

.

• Perform “Throttle Valve Closed Position Learning” and “Idle Air Volume Learning” after repair when replacing

electric throttle control actuator. Refer to 

EC-145, "Description"

 and 

EC-146, "Description"

.

: Intake manifold

: Engine front

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