Nissan Frontier. Manual - part 712

ROCKER COVER

EM-37

< REMOVAL AND INSTALLATION >

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ROCKER COVER

Exploded View

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Removal and Installation

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REMOVAL

1. Remove intake manifold. Refer to 

EM-27

.

2. Disconnect PCV hose from rocker cover.
3. Remove ignition coils. Refer to 

EM-36

.

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

CAUTION:

Do not reuse O-rings.

5. Remove oil filler cap from rocker cover, if necessary. 
6. Loosen bolts in reverse order as shown.

7. Remove rocker cover gasket from rocker cover.
8. Use scraper to remove all traces of liquid gasket from cylinder head and camshaft bracket (No. 1).

CAUTION:

Do not scratch or damage the mating surface when cleaning off old liquid gasket.

INSTALLATION

1.

PCV hose

2.

PCV valve

3.

O-ring

4.

Oil filler cap

5.

Rocker cover

6.

Rocker cover gasket

7.

PCV hose

WBIA0650E

PBIC3003E

EM-38

< REMOVAL AND INSTALLATION >

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ROCKER COVER

1. Apply liquid gasket using Tool to joint of rocker cover, cylinder

head and camshaft bracket (No. 1) as follows:

Use Genuine RTV Silicone Sealant or equivalent. Refer to

GI-21, "Recommended Chemical Products and Sealants"

.

a. Apply liquid gasket to joint part of camshaft bracket (a) (No. 1)

and cylinder head.

b. Apply liquid gasket (b) 90

° to figure (a).

2. Install new rocker cover gasket to rocker cover.
3. Install rocker cover.

• Check to be sure rocker cover gasket is not dropped from installation groove of rocker cover. 

4. Tighten bolts in two steps in numerical order as shown.

5. Installation of the remaining components is in the reverse order of removal. 

Tool number

: WS39930000 (   —   )

PBIC2635E

1st step

: 2.0 N·m (0.2 kg-m, 18 in-lb)

2nd step

: 8.3 N·m (0.85 kg-m, 73 in-lb)

PBIC3003E

FUEL INJECTOR AND FUEL TUBE

EM-39

< REMOVAL AND INSTALLATION >

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FUEL INJECTOR AND FUEL TUBE

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Removal and Installation

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WARNING:

• Put a “CAUTION FLAMMABLE” sign in the workshop.

• Be sure to work in a well ventilated area and furnish workshop with a CO

2

 fire extinguisher. 

• Do not smoke while servicing fuel system. Keep open flames and sparks away from the work area.

CAUTION:

Do not remove or disassemble parts unless instructed.

NOTE:

When removing components such as hoses, tubes/lines, etc., cap or plug openings to prevent fluid from spill-

ing.

REMOVAL

1. Release fuel pressure. Refer to 

EC-466, "Fuel Pressure Check"

.

2. Disconnect the fuel quick connector on the engine side.

1.

Fuel feed hose

2.

Quick connector cap (engine side)

3.

Sub-harness

4.

Fuel tube

5.

O-ring (black)

6.

Clip

7.

Fuel injector

8.

O-ring (green)

WBIA0649E

LBIA0450E

EM-40

< REMOVAL AND INSTALLATION >

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FUEL INJECTOR AND FUEL TUBE

a. Remove quick connector cap.

b. With the sleeve side of Tool facing quick connector, install Tool

onto fuel tube.

c.

Insert Tool into quick connector until sleeve contacts and goes

no further. Hold the Tool on that position.

CAUTION:

Inserting the Tool hard will not disconnect quick connector.

Hold Tool where it contacts and goes no further.

d. Pull the quick connector out straight from the fuel tube.

CAUTION:

• Pull quick connector holding it at the (A) position, as shown.

• Do not pull with lateral force applied. O-ring inside quick connector may be damaged.

• Do not reuse O-rings.

• Prepare container and cloth beforehand as fuel will leak out.

• Avoid fire and sparks.

• Do not expose parts to battery electrolyte or other acids.

• Do not bend or twist connection between quick connector and fuel feed hose during removal

and installation.

• Be sure to cover openings of disconnected pipes with

plug or plastic bag to avoid fuel leakage and entry of for-

eign materials.

3. Remove intake manifold. Refer to 

EM-27, "Removal and Installation"

.

4. Disconnect harness connector from fuel injector.
5. Loosen bolts in reverse order as shown and remove fuel tube

and fuel injector assembly.

CAUTION:

• Be careful to avoid any interference with fuel injector.

• Use a shop cloth to absorb any fuel leaks from fuel tube.

KBIA0701E

Tool number

: —  (J-45488)

KBIA0702E

PBIC2205E

PBIC2998E