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![NISSAN X-TRAIL 2005 Service Repair Manual VACUUM PUMP
EM-163
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VACUUM PUMPPFP:41920
Removal and InstallationEBS00LRM
INSPECTION BEFORE REMOVAL
1. Disconnect vacuum hose, and connect a vacuum gauge via 3-wa NISSAN X-TRAIL 2005 Service Repair Manual VACUUM PUMP
EM-163
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VACUUM PUMPPFP:41920
Removal and InstallationEBS00LRM
INSPECTION BEFORE REMOVAL
1. Disconnect vacuum hose, and connect a vacuum gauge via 3-wa](/manual-img/5/57403/w960_57403-216.png)
VACUUM PUMP
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VACUUM PUMPPFP:41920
Removal and InstallationEBS00LRM
INSPECTION BEFORE REMOVAL
1. Disconnect vacuum hose, and connect a vacuum gauge via 3-way connector.
Disconnect 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.
If out of standard, check for air suction in vacuum route, and measure again.
If still outside of standard, replace vacuum pump.
REMOVAL
1. Drain engine coolant. Refer to CO-32, "Changing Engine Coolant" .
2. Remove air duct and air cleaner case (upper). Refer to EM-142, "
Removal and Installation" .
3. Remove charge air cooler. Refer to EM-144, "
Removal and Installation" .
4. Disconnect harness connector from fuel injector.
5. Remove injection tubes. Refer to EM-167, "
Removal and Installation" .
6. Remove rocker cover. Refer to EM-178, "
Removal and Installation" .
7. Remove spill tube. Refer to EM-167, "
Removal and Installation" .
8. Remove nozzle support from No. 2 cylinder and No. 2 fuel injector. Refer to EM-167, "
Removal and Instal-
lation" . (To fix the hexagonal portion of the camshaft.)
9. Remove air inlet pipes. Refer to EM-151, "
Removal and Installation" .
1.Vacuum pump and cylinder head rear cover
assembly2. O-ring 3. Cylinder head rear cover plate
4. Camshaft position sensor
PBIC3638E
Standard:
– 86.6 to – 101.3 kPa (– 866 to – 1,013 mbar, – 650 to – 760 mmHg, – 25.59 to – 29.92 inHg)
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![NISSAN X-TRAIL 2005 Service Repair Manual EM-164
[YD22DDTi]
VACUUM PUMP
10. Remove exhaust manifold cover. Refer to EM-151, "Removal and Installation" .
11. Disconnect heater hose. Refer to EM-146, "
INTAKE MANIFOLD" .
12. Remove EGR cooler NISSAN X-TRAIL 2005 Service Repair Manual EM-164
[YD22DDTi]
VACUUM PUMP
10. Remove exhaust manifold cover. Refer to EM-151, "Removal and Installation" .
11. Disconnect heater hose. Refer to EM-146, "
INTAKE MANIFOLD" .
12. Remove EGR cooler](/manual-img/5/57403/w960_57403-217.png)
EM-164
[YD22DDTi]
VACUUM PUMP
10. Remove exhaust manifold cover. Refer to EM-151, "Removal and Installation" .
11. Disconnect heater hose. Refer to EM-146, "
INTAKE MANIFOLD" .
12. Remove EGR cooler. Refer to EM-146, "
INTAKE MANIFOLD" .
13. Disconnect vacuum hose from vacuum pump side.
14. Remove camshaft position sensor.
15. Remove cylinder head rear cover plate.
16. Loosen and remove the mounting bolts in rear camshaft sprocket. Refer to EM-165, "
Disassembly and
Assembly" .
Loosen rear camshaft sprocket mounting bolt by fixing the hexagonal portion of camshaft.
17. Remove vacuum pump and cylinder head rear cover assembly.
Remove and install vacuum pump, sprocket, drive chain and chain guide as an assembly.
Loosen mounting bolts in reverse order shown in figure.
Do not remove any bolts not shown in figure. (Especially
never remove M6 bolts on vacuum pump.)
U s e t h e s e a l c u t t e r ( s p e c i a l s e r v i c e t o o l : K V 1 0 1111 0 0 ) o r
other suitable tool to remove.
INSTALLATION
1. Install vacuum pump and cylinder head rear cover assembly
onto cylinder head. Refer to EM-166, "
ASSEMBLY" .
Apply a continuous bead of liquid gasket with the tube presser
(special service tool: WS39930000) to area shown in the fig-
ure.
Use Genuine Liquid Gasket or equivalent.
Attaching should be done within 5 minutes after coating.
2. Tighten mounting bolts in order shown in the figure.
3. Install rear camshaft sprocket mounting bolts by fixing the hexagonal portion of camshaft.
4. Tighten rear camshaft sprocket mounting bolts.
SBIA0167E
PBIC1141E
SBIA0167E
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![NISSAN X-TRAIL 2005 Service Repair Manual VACUUM PUMP
EM-165
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5. Install cylinder head rear cover plate.
Apply a continuous bead of liquid gasket with the tube presser
(special service tool: WS39930000) NISSAN X-TRAIL 2005 Service Repair Manual VACUUM PUMP
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5. Install cylinder head rear cover plate.
Apply a continuous bead of liquid gasket with the tube presser
(special service tool: WS39930000)](/manual-img/5/57403/w960_57403-218.png)
VACUUM PUMP
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5. Install cylinder head rear cover plate.
Apply a continuous bead of liquid gasket with the tube presser
(special service tool: WS39930000) to area shown in the fig-
ure.
Use Genuine Liquid Gasket or equivalent.
Attaching should be done within 5 minutes after coating.
6. Install in reverse order of removal.
When vacuum hose is connected, insert it securely by at least 15 mm (0.59 in).
CAUTION:
Do not start engine with vacuum circuit being open. If engine is started and vehicle is running while
vacuum pump is open (with vacuum hose disconnected), blow-by flow rate will increase and engine
may be damaged.
7. Before starting engine, bleed air from fuel piping. Refer to FL-18, "
Air Bleeding" .
INSPECTION AFTER INSTALLATION
Check generated vacuum satisfies the specification at idle speed. Refer to EM-163, "INSPECTION BEFORE
REMOVAL" .
Disassembly and AssemblyEBS00LRN
DISASSEMBLY
1. Remove drive chain from rear camshaft sprocket and vacuum pump sprocket.
2. Remove rear camshaft sprocket.
SBIA0169E
1. Rear camshaft sprocket 2. Drive chain 3. Chain guide
4. Cylinder head rear cover 5. Vacuum pump 6. O-ring
PBIC3639E
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EM-166
[YD22DDTi]
VACUUM PUMP
3. Loosen chain guide mounting bolts. Then remove chain guide.
4. Remove vacuum pump.
CAUTION:
Do not disassemble vacuum pump.
ASSEMBLY
Follow procedure below to install each part onto cylinder head rear cover.
1. Install vacuum pump.
2. Temporarily fit chain guide.
For performing procedure “6”, adjustment of chain guide.
3. Install rear camshaft sprocket.
4. Fit drive chain onto rear camshaft sprocket and vacuum pump
sprocket.
5. Install (insert) SST to rear camshaft sprocket from the rear via
cylinder head rear cover.
SST installation allows positioning of rear camshaft sprocket.
6. Press chain guide lightly for positioning so that the clearance
between drive chain and chain guide reaches 0mm (0 in).
Check tension of drive chain, and fully tighten two chain guide
bolts.
SBIA0171E
PBIC3847E
PBIC3848E
PBIC3898E
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INJECTION TUBE AND FUEL INJECTOR
EM-167
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INJECTION TUBE AND FUEL INJECTORPFP:00018
Removal and InstallationEBS00LRO
REMOVAL
1. Remove charge air cooler. Refer to EM-144, "Removal and Installation" .
2. Disconnect harness connector from fuel injector.
3. Remove spill hose. Refer to EM-146, "
INTAKE MANIFOLD" .
4. Remove injection tubes as follows:
a. Put a paint mark or tag on injection tubes to identify each cylinder.
Use a fuel-resistant method.
1. Spill tube 2. Eye-bolt 3. Spill tube gasket
4. Nozzle support 5. Pin 6. Fuel injector
7. O-ring 8. Nozzle gasket 9. Washer
10. Nozzle oil seal 11. Rocker cover 12. Injection tube No. 1
13. Injection tube No. 2 14. Injection tube No. 3 15. Injection tube No. 4
16. Insert rubber 17. Injection tube center 18. Clip
19. Washer 20. Spring washer 21. Fuel rail
22. Fuel rail gasket 23. Fuel hose
PBIC2584E
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EM-168
[YD22DDTi]
INJECTION TUBE AND FUEL INJECTOR
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.
5. Remove nozzle oil seal.
Using 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.
6. Remove rocker cover. Refer to EM-178, "
Removal and Installation" .
7. Remove spill tube mounting bolts and nut.
Loosen 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
PBIC3606E
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![NISSAN X-TRAIL 2005 Service Repair Manual INJECTION TUBE AND FUEL INJECTOR
EM-169
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8. Remove fuel injector as follows:
a. Remove nozzle support.
b. Remove fuel injector. While rotating it to left and righ NISSAN X-TRAIL 2005 Service Repair Manual INJECTION TUBE AND FUEL INJECTOR
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8. Remove fuel injector as follows:
a. Remove nozzle support.
b. Remove fuel injector. While rotating it to left and righ](/manual-img/5/57403/w960_57403-222.png)
INJECTION TUBE AND FUEL INJECTOR
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8. Remove fuel injector as follows:
a. Remove nozzle support.
b. Remove fuel injector. While rotating it to left and right, raise it to
remove.
CAUTION:
Handle fuel injector carefully without giving any impact.
Do 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. Install fuel injector as follows:
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 without looseness.
d. Tighten nozzle support bolts.
Apply engine oil onto threaded parts of bolts and seating areas.
e. Remove injection tubes.
2. Connect spill tube.
Tighten 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.
3. Perform air tightness test for spill tube.
Connect a handy vacuum pump to spill connector. Make sure
that vacuum is retained while applying following vacuum.
If outside of standard, reconnect spill tube. (Replace gasket in
this case.)
4. Install rocker cover. Refer to EM-178, "
Removal and Installation"
.
5. Install nozzle oil seal.
Insert it straight until its flange fully contacts rocker cover.
PBIC0759E
PBIC3606E
Standard:
– 53.3 to – 66.7 kPa (– 533 to – 667 mbar, – 400 to
– 500 mmHg, – 15.75 to – 19.69 inHg)
JEF250Z
Page 224 of 4555
EM-170
[YD22DDTi]
INJECTION TUBE AND FUEL INJECTOR
CAUTION:
Check gutter spring in nozzle oil seal on fuel injector for missing.
6. Connect injection tubes individually to each cylinder in order of
3-4-1-2.
7. Connect spill hose. Refer to EM-146, "
INTAKE MANIFOLD" .
8. Install remaining parts in the reverse order of removal.
9. Before starting engine, bleed air from fuel piping. Refer to FL-18, "
Air Bleeding" .
INSPECTION AFTER INSTALLATION
Start engine and increase engine speed to check for fuel leak.
CAUTION:
Do not touch engine immediately after stopped as engine becomes extremely hot.
NOTE:
Use mirrors for checking at points out of clear sight.
SBIA0203E