Nissan Tiida C11. Instruction — part 732
EM-280
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[K9K]
VACUUM PUMP
VACUUM PUMP
Exploded View
INFOID:0000000001381487
Removal and Installation
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REMOVAL
1.
Remove engine cover. Refer to
EM-270, "Removal and Installation"
.
2.
Remove air duct (inlet). Refer to
.
3.
Remove battery. Refer to
PG-6, "Removal and Installation"
4.
Remove the air duct (suction). Refer to
.
5.
Remove blow-by hose.
6.
Remove electronic throttle control actuator. Refer to
.
7.
Disconnect vacuum hose from vacuum pump.
8.
Remove vacuum pump.
INSTALLATION
Installation is in the reverse order of removal.
Inspection
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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 connec-
tor.
2.
Start engine and measure generated vacuum at idle speed.
1.
Vacuum pump
2.
Gasket
A.
To vacuum hose
: Engine front
E1BIA0007GB
Standard
: – 86.6 to – 101.3 kPa (– 866 to – 1,013 mbar, – 650 to – 760 mmHg, – 25.59 to – 29.92 inHg)
INJECTION TUBE AND FUEL INJECTOR
EM-281
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[K9K]
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INJECTION TUBE AND FUEL INJECTOR
Exploded View
INFOID:0000000001381490
Removal and Installation
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REMOVAL
CAUTION:
• Be sure to read “Precautions for Diesel Equipment”. Refer to
EM-253, "Precaution for Diesel Equip-
• Wait until the fuel temperature drops before carrying out any work.
• Order the special high pressure injection circuit plug kit.
• Never open an injector. If you open an injector by mistake, you will have to change it.
This is because of the manufacturing and installation tolerances and because there is a risk of con-
taminating the inside of the injector.
• The rod filter of the injector must not be removed.
NOTE:
It is possible to replace a single injection tube.
1.
Disconnect the battery.
2.
Remove the air duct (inlet). Refer to
.
3.
Remove engine cover. Refer to
EM-270, "Removal and Installation"
.
4.
Remove charge air cooler hose and pipes. Refer to
5.
Remove oil level gauge guide and plug the hole.
1.
Spill hose
2.
Injection tube
3.
Fuel injector
4.
Heat protection washer
5.
Fuel injector bracket
6.
Fuel injector bracket spacer
7.
Fuel rail stud bolt
8.
Fuel rail
9.
High pressure pipes protection cover
(lower)
10. Injection tube
11.
High pressure supply pump
12. High pressure pipes protection cover
(upper)
13. Oil level gauge guide
E1BIA0018GB
EM-282
< ON-VEHICLE REPAIR >
[K9K]
INJECTION TUBE AND FUEL INJECTOR
6.
Remove fuel hose shield.
7.
Disconnect fuel feed hose.
8.
Remove high pressure pipes protection cover (upper).
9.
Remove the neck located on the fuel rail.
NOTE:
Undo the nut on the pump side or the injector side, then the nut located on the rail side. Undo the
nuts for each pipe in turn. Move the nut along the pipe keeping the olive in contact with the taper.
10. Remove all the injection tubes.
11. Plug all the holes in the injection circuit.
12. Remove fuel rail.
13. Disconnect fuel return pipe.
14. Remove retaining clip and disconnect the diesel return pipe on
the injector.
15. Plug all the holes of the injection circuit.
16. Disconnect the injector harness connector (1).
17. Remove the injector bracket (2).
18. Remove the injector.
19. Pull off the flame shield washer.
20. Disconnect the fuel pressure sensor.
21. Remove the high pressure pipes protection cover (lower).
INSTALLATION
CAUTION:
All the injection tubes removed must be systematically replaced.
1.
Clean the injector sockets and the injector bodies, as well as their brackets using a lint-free cloth (use the
wipes recommended for this purpose, dipped in clean solvent.
2.
Dry off using a different new wipe.
3.
Replace the flame shield washer with a new one.
4.
Position the injector.
5.
Tighten the mounting bracket bolts.
6.
Install injection tubes with new one.
7.
Finger tighten the nuts.
8.
Before fitting the new injection tubes, lightly lubricate the nut threads with the oil from the sachet provided
in the new parts kit.
NOTE:
Fit the pump/rail pipe before the rail/injector tubes.
9.
Fit the pump-rail injection tube as follows:
• Remove the protective plugs from the high pressure pump outlet, the high pressure rail inlet and the
pipe.
E1BIA0049ZZ
MBIB9030E
: 30.0 N·m (3.1 kg-m, 22 ft-lb)
INJECTION TUBE AND FUEL INJECTOR
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• Insert the injection tube olive into the taper of the high pressure pump outlet,
• Insert the injection tube olive into the taper of the high pressure rail inlet.
• Finger tighten the nuts of the injection tube starting with the one located on the rail side.
10. Install the rail-injector injection tube.
11. Tighten the injection tube nut.
12. Connect fuel return pipe to injector and install retaining clip.
13. Installation is in the reverse order to removal for the remaining
parts.
: 24.0 N·m (2.4 kg-m, 18 ft-lb)
E1BIA0055ZZ
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