Nissan Teana J32. Manual - part 481

EM-48

< ON-VEHICLE REPAIR >

FUEL INJECTOR AND FUEL TUBE

c.

Align center to insert quick connector straightly into fuel tube.
• Insert quick connector (1) to fuel tube until top spool (2) is

completely inside quick connector, and 2nd level spool (3)
exposes right below quick connector.

CAUTION:

• Hold (A) position as shown in the figure when inserting

fuel tube into quick connector.

• Carefully align center to avoid inclined insertion to pre-

vent damage to O-ring inside quick connector.

• Insert until you hear a “click” sound and actually feel the engagement.
• To avoid misidentification of engagement with a similar sound, be sure to perform the next step.

d.

Pull quick connector by hand holding (A) position. Check it is
completely engaged (connected) so that it does not come out
from fuel tube (2).

e.

Install quick connector cap (3) to quick connector.
• Install quick connector cap with arrow on surface facing in

direction of quick connector (fuel feed hose side).

CAUTION:

If quick connector cap cannot be installed smoothly, quick
connector may have not been installed correctly. Check connection again.

f.

Secure fuel feed hose to clamp of quick connector cap.

8.

Install in the reverse order of removal after this step.

Inspection

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INSPECTION AFTER INSTALLATION

Check on Fuel Leakage

1.

Turn ignition switch “ON” (with the engine stopped). With fuel pressure applied to fuel piping, check there
are no fuel leakage at connection points.
NOTE:
Use mirrors for checking at points out of clear sight.

2.

Start the engine. With engine speed increased, check again that there are no fuel leakage at connection
points.

CAUTION:

Never touch the engine immediately after stopped, as the engine becomes extremely hot.

B

: Fitted condition

: Upright insertion

1

: Fuel feed hose

B

: Upper view

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IGNITION COIL, SPARK PLUG AND ROCKER COVER

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IGNITION COIL, SPARK PLUG AND ROCKER COVER

Exploded View

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Removal and Installation

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REMOVAL

1.

Remove the following parts:
• Engine cover: Refer to 

EM-24, "Exploded View"

.

• Air cleaner cases (upper and lower) and air duct assembly: Refer to 

EM-26, "Exploded View"

.

• Intake manifold collector: Refer to 

EM-28, "Exploded View"

.

2.

Disconnect PCV hose from rocker cover.

1.

Ignition coil

2.

Spark plug

3.

PCV hose

4.

Clamp

5.

PCV valve

6.

O-ring

7.

Rocker cover (bank 1)

8.

PCV hose

9.

Rocker cover gasket (bank 1)

10.

O-ring

11.

Camshaft position sensor (PHASE) 
(bank 1)

12. Oil filler cap

13.

Rocker cover (bank 2)

14.

Rocker cover gasket (bank 2)

15.

Camshaft position sensor (PHASE) 
(bank 2)

16.

PCV hose

17.

Clamp

A.

To intake manifold collector

B.

Refer to 

EM-49

C.

Camshaft bracket side

D.

To air duct assembly

Refer to 

GI-4, "Components"

 for symbols in the figure.

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EM-50

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IGNITION COIL, SPARK PLUG AND ROCKER COVER

3.

Remove camshaft position sensor (PHASE) (bank 1 and bank
2).

CAUTION:

• Handle carefully to avoid dropping and shocks.
• Never disassemble
• Never allow metal powder to adhere to magnetic part at

sensor tip. 

• Never place sensors in a location where they are exposed

to magnetism.

4.

Remove PCV valve and O-ring from rocker cover, if necessary.

5.

Remove oil filler cap from rocker cover, if necessary. 

6.

Remove ignition coil.

CAUTION:

Never shock ignition coil.

7.

Remove harness clips on the rocker cover.

8.

Loosen bolts in reverse order shown in the figure.

9.

Remove rocker cover gasket from rocker cover.

10. Use scraper to remove all traces of liquid gasket from cylinder head and camshaft bracket (No. 1).

CAUTION:

Never scratch or damage the mating surface when cleaning off old liquid gasket.

INSTALLATION

A

: Keep off any magnetic materials

: Engine front

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IGNITION COIL, SPARK PLUG AND ROCKER COVER

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1.

Apply liquid gasket to the position shown in the figure with the
following procedure:

Use Genuine Liquid Gasket or equivalent.

a.

Refer to figure (E) to apply liquid gasket to joint part of camshaft
bracket (No. 1) (1) and cylinder head.

b.

Refer to figure (H) to apply liquid gasket in 90 degrees to figure.

2.

Install rocker cover gasket to rocker cover.

3.

Install rocker cover.
• Check if rocker cover gasket is not dropped from the installation groove of rocker cover. 

4.

Tighten bolts in two steps separately in numerical order as
shown in the figure.

5.

Install in the reverse order of removal after this step. 

A

: Liquid gasket application point

F

:  View  F

b

:  4  mm  (0.16  in)

c

: 

φ

2.5 - 3.5 mm (0.098 - 0.138 in)

d

:  5  mm  (0.20  in)

g

: 10 mm (0.39 in)

I

: End surface of camshaft bracket (No. 1)

: Engine front

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: Engine front

 1st step

: 1.96 N·m (0.2 kg-m, 17 in-lb)

 2nd step

: 8.33 N·m (0.85 kg-m, 74 in-lb)

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