NISSAN NAVARA 2005 Repair Workshop Manual

OIL PAN AND OIL STRAINER
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CAUTION:
Install avoiding misalignment of O-ring.
• Tighten bolts in numerical order to the specified torque.
• Bolt dimensions vary depending on the installation location.
Refer to the following and use appropriate bolts.
• The shank length under the bolt neck above is the length of the
threaded part (pilot portion not included).
lInstall oil pan lower with the following procedure.
–Use a scraper (A) to remove old liquid gasket from mating sur-
face of oil pan lower (1).
CAUTION:
lAlso remove old liquid gasket from mating surface of oil
pan upper.
lRemove old liquid gasket from bolt hole and thread.
–Apply a continuous bead of liquid gasket with the tube presser
[SST: WS39930000] as shown in the figure.
Use Genuine Liquid Gasket or equivalent.
•Be sure liquid gasket is 3.5 to 4.5 mm (0.138 to 0.177 in)
wide.
•Attaching should be done within 5 minutes after coating.
–Install oil pan lower.
: Vehicle front
M6x30mm(1.18in) :BoltNo.15,16
M8 x 25 mm (0.98 in) : Bolt No. 2, 4, 5, 8, 9, 10, 14
M8 x 60 mm (2.36 in) : Bolt No. 1, 3, 6, 7, 11, 12, 13, 17
PBIC3431E
PBIC3430E
:Vehicle front
PBIC3434E
SEM159F

EM-40
OIL PAN AND OIL STRAINER
• Tighten bolts in numerical order to the specified torque.
NOTE:
Pour engine oil or start engine at least 30 minutes after oil pan is
installed.
INSPECTION AFTER INSTALLATION
1. Check engine oil level and add engine oil. Refer toLU-5, "ENGINE OIL".
2. Check for leakage of engine oil when engine is warmed.
3. Stop engine and wait for 10 minutes.
4. Check engine oil level again. Refer toLU-5, "
ENGINE OIL".
: Vehicle front
PBIC3425E

GLOW PLUG
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GLOW PLUGPFP:22401
ComponentsEBS01EJL
Removal and InstallationEBS01E60
REMOVAL
CAUTION:
Remove glow plug only if necessary. If carbon adheres, it may be stuck and broken.
1. Disconnect glow harness from glow plate.
2. Remove glow nut to remove glow plate.
3. Remove glow plug.
CAUTION:
lWhen removing or installing, do not use such tools as an air impact wrench.
lHandle it carefully without giving any impact, even after removal. [As a guide, if it drops from
height of 10 cm (3.94 in) or higher, always replace it.]
INSTALLATION
1. Remove adhered carbon from glow plug installation hole with a reamer.
2. Install glow plug.
3. Install remaining parts in the reverse order of removal.
1. Glow plate 2. Glow harness 3. Glow nut
4. Cap 5. Glow plug
PBIC2436E

EM-42
VACUUM PUMP
VACUUM PUMP
PFP:41920
ComponentsEBS01EJM
lRefer toGI-10, "Components"for symbol marks except in the above.
Removal and InstallationEBS01E61
INSPECTION BEFORE REMOVAL
1. Disconnect vacuum hose, and connect a vacuum gauge via 3-way connector.
lDisconnect point where vacuum from vacuum pump can be measured directly and install 3-way con-
nector.
2. Start engine and measure generated vacuum at idle speed.
lIf out of standard, check for air suction in vacuum route, and measure again.
lIf still outside of standard, replace vacuum pump.
REMOVAL
1. Drain engine oil. Refer toLU-6, "Changing Engine Oil".
2. Remove primary timing chain. Refer toEM-79, "
PRIMARY TIMING CHAIN".
3. Disconnect vacuum hose from vacuum pump side.
4. Remove oil feed tube and oil return hose.
5. Remove bracket.
6. Remove vacuum pump and O-ring.
1. O-ring 2. Vacuum pump 3. Bracket
4. Oil feed tube 5. Cooper washer 6. Eye-bolt
7. Oil return hose
Vehicle front
PBIC3435E
Standard:
–94.0 to – 96.1 kPa (– 940 to – 961 mbar, – 705 to – 721 mmHg, – 27.76 to – 28.38 inHg)

VACUUM PUMP
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INSTALLATION
Installation is the reverse order of removal.

EM-44
INJECTION TUBE AND FUEL INJECTOR
INJECTION TUBE AND FUEL INJECTOR
PFP:00018
ComponentsEBS01EK6
lRefer toGI-10, "Components"for symbol marks except in the above.
Removal and InstallationEBS01E63
REMOVAL
1. Remove engine cover. Refer toEM-20, "INTAKE MANIFOLD".
2. Remove fuel filter. Refer toFL-4, "
FUEL FILTER".
CAUTION:
Be careful not to allow leaked fuel to contaminate engine room. Especially, ensure to keep engine
mounting insulator clear of fuel.
1. Eye-bolt 2. Cooper washer 3. Spill tube
4. Nozzle support 5. Pin 6. Fuel injector
7. O-ring 8. Nozzle gasket 9. Rocker cover
10. Nozzle oil seal 11. Washer 12. Injection tube No. 4
13. Injection tube No. 3 14. Injection tube No. 2 15. Injection tube No. 1
16. Insert rubber 17. Clip 18. Injection tube center
19. Spill hose 20. Fuel gallery 21. Spill hose
22. Fuel hose 23. Fuel pump 24. Cylinder head
25. Cooper washer 26. Fuel hose 27. Fuel rail
A. To fuel filter B.To fuel cooler (under floor) (4WD
models)
To fuel tank (2WD models)
Vehicle front
PBIC4046E

INJECTION TUBE AND FUEL INJECTOR
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3. Disconnect harness connector from fuel injector.
4. Remove spill hose.
5. Following steps below, remove injection tubes.
a. Put a paint mark or tag on injection tubes to identify each cylinder.
lUse a fuel-resistant method.
b. Remove injection tubes in order of 2-1-4-3 individually.
CAUTION:
Be careful not to allow leaked fuel to contaminate engine
room. Especially, ensure to keep engine mounting insulator
clear of fuel.
6. Remove nozzle oil seal.
lUsing the flat-bladed screwdriver, pry flange to remove oil
seal.
NOTE:
Nozzle oil seal seals between fuel injector and rocker cover. If
only injection tube shall be removed and installed, nozzle oil
seal replacement is not required.
7. Remove rocker cover. Refer toEM-56, "
ROCKER COVER".
8. Remove spill tube mounting bolts and nut.
lLoosen bolts and nut to the reverse order in the figure and
remove them.
CAUTION:
When loosening nut, fix spill tube retaining bolt with span-
ner.
SBIA0203E
PBIC0944E
PBIC2038E

EM-46
INJECTION TUBE AND FUEL INJECTOR
9. Following steps below, remove fuel injector.
a. Remove nozzle support.
b. Remove fuel injector. While rotating it to left and right, raise it to
remove.
CAUTION:
lHandle fuel injector carefully without giving any impact.
lDo not disassemble fuel injector.
c. If nozzle gasket remains in cylinder head, hook it with tip of a
flat-bladed screwdriver and pull it out.
d. Remove O-ring from fuel injector.
INSTALLATION
1. Record “INJECTOR ADJUSTMENT VALUE” on the top surface when replacing fuel injector.
lRefer toEC-25, "Injector Adjustment Value Registration"for use of “INJECTOR ADJUSTMENT
VALUE”.
Example: Injector Adjustment value = D021ABCD1A061234000000000000E6
2. Following steps below, install fuel injector.
a. Install O-ring and nozzle gasket to fuel injector, and insert them into cylinder head.
b. Tighten injection tubes temporarily in the order of 3-4-1-2.
c. Be sure to fit nozzle support and pin without looseness.
d. Tighten nozzle support bolts.
e. Loosen injection tubes in the order of 2-1-4-3.
3. Connect spill tube.
lTighten fixing bolts and nut in numerical order shown in the
figure.
CAUTION:
When tightening nut, fix spill tube retaining bolt with
spanner.
NOTE:
Connection of spill tube gasket may be broken, even if it is
tighten to the specified torque. It does not affect performance.
PBIC0759E
MBIB1251E
PBIC2038E

INJECTION TUBE AND FUEL INJECTOR
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4. Perform air tightness test for spill tube.
lConnect a handy vacuum pump to spill connector. Make sure
that vacuum is retained while applying following vacuum.
lIf outside of standard, reconnect spill tube. (Replace gasket in
this case.)
5. Install rocker cover. Refer toEM-56, "
Removal and Installation".
6. Install nozzle oil seal.
lInsert it straight until its flange fully contacts rocker cover.
CAUTION:
lCheck gutter spring in nozzle oil seal on fuel injector for missing.
7. Connect injection tubes individually to each cylinder in order of
3-4-1-2.
8. Install fuel hoses, spill hose and fuel gallery as shown in the figure.Standard:
–53.3to–66.7kPa(–533to–667mbar,–400to
– 500 mmHg, – 15.75 to – 19.69 inHg)
JEF250Z
SBIA0203E
1. Rocker cover 2. Fuel filter (standard models) 3. Fuel pump
4. Fuel rail 5. Fuel filter (models for cold area)
PBIC3437E

EM-48
INJECTION TUBE AND FUEL INJECTOR
NOTE:
Intake manifold and other related parts are omitted for explanation.
9. Install remaining parts in the reverse order of removal.
INSPECTION AFTER INSTALLATION
lInput “INJECTOR ADJUSTMENT VALUE” to ECM after installing to the vehicle when replacing fuel injec-
tor. Refer toEC-25, "
Injector Adjustment Value Registration".
Example: Injector Adjustment value = D021ABCD1A061234000000000000E6
lStart engine and increase engine speed to check for fuel leak.
CAUTION:
Do not touch engine immediately after stopped as engine becomes extremely hot.
A. Align paint mark B. Insert the hose up to 26 mm (1.02 in) C. Insert the hose up to 28 mm (1.10 in)
D. To fuel cooler (under floor)
Ve h ic le f ro n t
MBIB1251E