Nissan Pathfinder (2007 year). Manual - part 232

 

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Nissan Pathfinder (2007 year). Manual - part 232

 

 

ENGINE ROOM COVER

EM-13

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ENGINE ROOM COVER

PFP:14049

Removal and Installation

EBS00QBJ

REMOVAL

1.

Remove bolts using power tool.

2.

Lift up on engine cover firmly to dislodge snap fit mounts.

CAUTION:

Do not damage or scratch cover when installing or remov-
ing. 

INSTALLATION

Installation is in the reverse order of removal.

WBIA0622E

EM-14

DRIVE BELTS

2007 Pathfinder

DRIVE BELTS

PFP:02117

Checking Drive Belts

EBS00QBK

WARNING:

Be sure to perform when the engine is stopped.

1.

Remove air duct and resonator assembly (inlet) when inspecting drive belt. Refer to 

EM-16, "REMOVAL"

 .

2.

Visually check entire belt for wear, damage or cracks.

Tension Adjustment

EBS00QBL

Belt tensioning is not necessary, as it is automatically adjusted by auto tensioner.

Removal and Installation

EBS00QBM

DRIVE BELT
Removal

1.

Remove air duct and resonator assembly (inlet). Refer to 

EM-16, "REMOVAL"

 .

2.

Rotate the drive belt auto tensioner in the direction of arrow
(loosening direction of tensioner) as shown, using suitable tool.

CAUTION:

Avoid placing hand in a location where pinching may occur
if the tool accidentally comes off.

3.

Remove the drive belt. 

LBIA0427E

1.

Drive belt

2.

Power steering oil pump pulley

3.

Generator pulley

4.

Crankshaft pulley

5.

A/C compressor

6.

Cooling fan pulley

7.

Idler pulley

8.

Drive belt tensioner

LBIA0428E

DRIVE BELTS

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INSTALLATION

Installation is in the reverse order of removal.

CAUTION:

Make sure belt is securely installed around all pulleys.

Drive Belt Auto Tensioner and Idler Pulley

EBS00QBN

REMOVAL

1.

Remove air duct and resonator assembly (inlet). Refer to 

EM-16, "REMOVAL"

 .

2.

Remove drive belt. Refer to 

EM-14, "Removal"

 .

3.

Remove radiator cooling fan assembly. Refer to 

CO-17, "REMOVAL"

 .

4.

Remove auto tensioner and idler pulley using power tool.

INSTALLATION

Installation is in the reverse order of removal.

LBIA0429E

1.

Idler pulley

2.

Drive belt auto tensioner

EM-16

AIR CLEANER AND AIR DUCT

2007 Pathfinder

AIR CLEANER AND AIR DUCT

PFP:16500

Removal and Installation

EBS00QBO

REMOVAL

1.

Disconnect harness connector from mass air flow sensor.

2.

Disconnect PCV hose.

3.

Remove air cleaner case/mass air flow sensor assembly and air duct assembly disconnecting their joints.

●

Add marks as necessary for easier installation.

CAUTION:

Handle mass air flow sensor with care.

●

Do not shock it.

●

Do not disassemble it.

●

Do not touch its sensor.

INSPECTION AFTER REMOVAL

Inspect air duct for crack or tear.

●

If anything found, replace air duct.

INSTALLATION

Installation is in the reverse order of removal.

●

Align marks. Attach each joint. Screw clamps firmly.

Changing Air Cleaner Filter

EBS00QBP

REMOVAL

1.

Unhook clips, and lift air cleaner case (upper).

2.

Remove air cleaner filter.

INSTALLATION

Installation is in the reverse order of removal.

1.

Air duct and resonator

2.

Air cleaner case (upper)

3.

Air cleaner filter

4.

Air cleaner case (lower)

WBIA0623E

INTAKE MANIFOLD COLLECTOR

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INTAKE MANIFOLD COLLECTOR

PFP:14003

Removal and Installation

EBS00QBQ

1.

Vacuum tank

2.

VIAS control solenoid valve

3.

Vacuum hose

4.

Intake manifold collector support

5.

Water hose

6.

Electric throttle control actuator

7.

Water hose

8.

EVAP hose

9.

Bracket

10. EVAP hose

11.

EVAP canister purge volume control 
solenoid valve

12. Gasket

13. Gasket

14. Intake manifold collector

15. Clip

16. PCV hose

17. Connector

18. PCV hose

a.

To intake manifold collector

b.

To power valve

c.

To throttle body

d.

To cylinder head (RH bank)

WBIA0731E

EM-18

INTAKE MANIFOLD COLLECTOR

2007 Pathfinder

REMOVAL

WARNING:

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

1.

Remove engine cover. Refer to 

EM-13, "REMOVAL"

 .

2.

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

EM-16,

"REMOVAL"

 .

3.

Remove electric throttle control actuator as follows:

a.

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

CO-10, "DRAINING ENGINE COOLANT"

 .

CAUTION:

●

Perform when engine is cold.

●

Do not spill engine coolant on drive belt.

b.

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.

c.

Disconnect harness connector.

d.

Loosen bolts in reverse order as shown.

CAUTION:

●

Handle carefully to avoid any shock to electric throttle
control actuator.

●

Do not disassemble.

4.

Remove the following parts:

●

Vacuum hose (to brake booster)

●

PCV hose

5.

Loosen bolts in reverse order as shown to remove intake mani-
fold collector support.

6.

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

7.

Remove EVAP canister purge volume control solenoid valve.

8.

Remove VIAS control solenoid valve and vacuum tank.

●

Add mating marks as necessary for easier installation. 

PBIC2875E

PBIC2876E

INTAKE MANIFOLD COLLECTOR

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9.

Loosen nuts and bolts in reverse order as shown with power
tool, and remove intake manifold collector.

CAUTION:

Cover engine openings to avoid entry of foreign materials.

INSTALLATION

Installation is in the reverse order of removal. Note the following:

Intake Manifold Collector

●

If stud bolts were removed from intake manifold, install them and tighten to the specified torque.

●

Tighten nuts and bolts in numerical order as shown.

Electric Throttle Control Actuator

●

Tighten bolts in numerical order as shown.

●

Perform the “Throttle Valve Closed Position Learning” when har-
ness connector of electric throttle control actuator is discon-
nected. Refer to 

EC-77, "Throttle Valve Closed Position

Learning"

 .

●

Perform the “Idle Air Volume Learning” and “Throttle Valve
Closed Position Learning” when electric throttle control actuator
is replaced. Refer to 

EC-77, "Idle Air Volume Learning"

 .

PBIC2877E

Intake manifold collector 
bolts and nuts

: 11.0 N·m (1.1 kg-m, 8 ft-lb)

Stud bolts

: 6.9 N·m (7.0kg-m, 61 in-lb)

PBIC2877E

PBIC2875E

EM-20

INTAKE MANIFOLD

2007 Pathfinder

INTAKE MANIFOLD

PFP:14003

Removal and Installation

EBS00QBR

REMOVAL

1.

Release fuel pressure. Refer to 

EC-79, "FUEL PRESSURE RELEASE"

 .

2.

Remove intake manifold collector. Refer to 

EM-18, "REMOVAL"

 .

3.

Remove fuel tube and fuel injector assembly. Refer to 

EM-35, "REMOVAL"

 .

4.

Loosen nuts and bolts with power tool in reverse order as shown
to remove intake manifold.

5.

Remove gaskets.

CAUTION:

Cover engine openings to avoid entry of foreign materials.

INSPECTION AFTER REMOVAL
Surface Distortion

●

Check the surface distortion of the intake manifold mating sur-
face with straightedge and feeler gauge.

●

If it exceeds the limit, replace intake manifold.

1.

Intake manifold

2.

Gasket

PBIC2878E

PBIC2879E

Limit

: 0.1 mm (0.004 in)

PBIC0870E

 

 

 

 

 

 

 

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