2009 INFINITI QX56 Abs

REAR BUMPEREXT-15
< SERVICE INFORMATION >
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REAR BUMPER
Removal and InstallationINFOID:0000000003776105
1. Retainer assembly 2. Clip C1033. S clip
4. Rear bumper assembly 5. Rear bumper side bracket6. Energy absorber
7. Sonar sensors 8. Sonar sensor harness9. Quarter panel trim cover LH
AWKIA1633GB
Revision: December 20092009 QX56

EXT-16
< SERVICE INFORMATION >
REAR BUMPER
REMOVAL
1. Remove the rear combination lamps LH and RH. Refer to EXL-157, "Removal and Installation".
2. Remove the rear fascia assembly screws under the rear combination lamps LH and RH.
3. Remove the quarter panel trim covers LH and RH.
4. Disconnect the sonar sensor harness c onnector under the rear fascia assembly.
5. Release the retainer clips on both sides of the rear fascia assembly with a 1/4 turn and top S clips and remove the fascia assembly.
6. Detach the I-key antenna from the energy absorber.
7. Remove the energy absorber.
8. Remove the reinforcement assembly.
9. Remove the nuts and remove the retainer assembly. • Remove the S clips from the retainer assembly.
10. Disconnect the sonar sensors from the sonar sensor retainers.
11. Remove the sonar sensors and harness from the rear fascia assembly. • Disconnect the sonar sensors from the harness.
• Remove the sonar sensor retainers from the rear fascia assembly.
12. Remove the bolts on each side of the tow hitch and remove the tow hitch.
13. Remove the drafter duct from under the LH quarter panel.
INSTALLATION
Installation is in the reverse order of removal.
10. Drafter duct 11. Retainer clip 12. Rear fascia assembly
13. Sonar sensor retainer 14. Reinforcement assembly15. Tow hitch
16. Quarter panel trim cover RH
Revision: December 20092009 QX56

DRIVE SHAFTFAX-9
< REMOVAL AND INSTALLATION >
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DRIVE SHAFT
Removal and InstallationINFOID:0000000003772250
REMOVAL
1. Remove wheel and tire using power tool.
2. Remove engine under cover using power tool.
3. Remove wheel sensor harness from mount on knuckle. CAUTION:
Do not pull on wheel sensor harness.
4. Without disassembling the hydraulic lines, remove brake caliper using power tool. Reposition it aside with wire. Refer to BR-31, "Removal and Installation of Brake Caliper and Rotor"
.
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
5. Remove coil spring and shock absorber assembly using power tool. Refer to FSU-14, "Removal and
Installation" .
6. Separate upper link ball joint stud from steering knuckle using Tool.
 Support lower link with jack.
7. Remove cotter pin, then remove drive shaft nut.
8. Remove drive shaft bolts from front final drive.
9. Remove drive shaft from wheel hub and bearing assembly. CAUTION:
 When removing drive shaft, do not apply an excessiveangle to drive shaft joint. Also be careful not to exces-
sively extend slide joint.
INSPECTION AFTER REMOVAL
 Move joint up, down, left, right, and in axial directi on. Check for any rough movement or significant loose-
ness.
 Check boot for cracks or other damage, and for grease leakage.
 If damaged, disassemble drive shaft to verify damage, and repair or replace as necessary.
1. Cotter pin 2. Drive shaft nut 3. Drive shaft
WDIA0329E
Tool number : ST29020001 (J-24319-01)
LEIA0095E
RAA0030D
Revision: December 20092009 QX56

FL-8
< REMOVAL AND INSTALLATION >
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
9. Remove the inspection hole cover by turning the retainers 90 °
degrees clockwise.
• Remove the O-ring.
10. Disconnect the fuel level sensor, fuel filter, and fuel pump assembly electrical connector, the EVAP hose, and the fuel feed
hose.
Disconnect the quick connector as follows:
• Hold the sides of the connector, push in tabs and pull out the
tube.
• If the connector and the tube are stuck together, push and pull several times until they start to move. Then disconnect them
by pulling.
CAUTION:
LBIA0382E
LBIA0383E
SFE562A
Revision: December 20092009 QX56

FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLYFL-9
< REMOVAL AND INSTALLATION >
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• The quick connector can be
disconnected when the tabs
are completely depressed. Do not twist the quick connec-
tor more than necessary.
• Do not use any tools to di sconnect the quick connector.
• Keep the resin tube away from heat. Be especially careful
when welding near the tube.
• Prevent any acid liquids such as battery electrolyte, from getting on the resin tube.
• Do not bend or twist the resin tube during connection.
• Do not remove the remaining retainer on the hard tube (or
the equivalent) except when the resin tube or the retainer
is replaced.
• When the resin tube or hard tube, or the equivalent, is
replaced, also replace the retainer with a new one (white
colored retainer).
• To keep the quick connector clean and to avoid damage
and contamination from foreign materials, cover the quick
connector with plastic bags or suitable material as shown.
11. Remove the lock ring using Tool.
12. Remove the fuel level sensor, fuel filter, and fuel pump assem- bly. Remove and discard the fuel level sensor, fuel filter, and fuel
pump assembly O-ring.
CAUTION:
• Do not bend the float arm during removal.
• Avoid impacts such as droppi ng when handling the com-
ponents.
INSTALLATION
Installation is in the reverse order of removal.
• For installation, use a new fuel level sensor, fuel filter, and fuel pump assembly O-ring.
• Connect the quick connector as follows:
- Check the connection for any damage or foreign materials.
- Align the connector with the pipe, t hen insert the connector straight into the pipe until a click is heard.
PBIC1268E
PBIC0163E
Tool number : — (J-46536)
LBIA0389E
Revision: December 20092009 QX56

FL-10
< REMOVAL AND INSTALLATION >
FUEL LEVEL SENSOR UNIT, FUEL FILTER AND FUEL PUMP ASSEMBLY
- After connecting the quick connector, make sure that the connec-
tion is secure by checking as follows:
- Pull the tube and the connector to make sure they are securely
connected.
- Visually inspect the connector to make sure the two retainer tabs are securely connected.
INSPECTION AFTER INSTALLATION
1. Turn the ignition switch ON but do not start engi ne, then check the fuel pipes and hose connections for
leaks while applying fuel pressure to the system.
2. Start the engine and rev it above idle speed, then check t hat there are no fuel leaks at any of the fuel pipe
and hose connections.
PBIC1653E
Revision: December 20092009 QX56

FUEL TANKFL-13
< REMOVAL AND INSTALLATION >
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13. Remove the inspection hole cover by turning the retainers 90
°
degrees clockwise.
• Remove the O-ring.
14. Disconnect the fuel level sensor, fuel filter, and fuel pump assembly electrical connector, the EVAP hose, and the fuel feed
hose.
Disconnect the quick connector as follows:
• Hold the sides of the connector, push in tabs and pull out the
tube.
• If the connector and the tube are stuck together, push and pull several times until they start to move. Then disconnect them
by pulling.
CAUTION:
LBIA0382E
LBIA0383E
SFE562A
Revision: December 20092009 QX56

FL-14
< REMOVAL AND INSTALLATION >
FUEL TANK
• The quick connector can be disconnected when the tabsare completely depressed. Do not twist the quick connec-
tor more than necessary.
• Do not use any tools to di sconnect the quick connector.
• Keep the resin tube away from heat. Be especially careful
when welding near the tube.
• Prevent any acid liquids such as battery electrolyte, from getting on the resin tube.
• Do not bend or twist the resin tube during connection.
• Do not remove the remaining retainer on the hard tube (or
the equivalent) except when the resin tube or the retainer
is replaced.
• When the resin tube or hard tube, or the equivalent, is
replaced, also replace the retainer with a new one (white
colored retainer).
• To keep the quick connector clean and to avoid damage
and contamination from foreign materials, cover the quick
connector with plastic bags or suit able material as shown.
15. Remove the four bolts and remove the fuel tank shield.
16. Remove the propeller shaft. Refer to DLN-196, "
Removal and Installation".
17. Disconnect fuel filler hose, and vent hose at the fuel tank side.
18. Remove the fuel tank strap bolts while supporting the fuel tank with a suitable lift jack.
19. Disconnect the EVAP hose from the molded clip in the top of the fuel tank while lowering the fuel tank.
20. Lower the fuel tank using a suitable lift jack and remove it.
PBIC1268E
PBIC0163E
LBIA0387E
Revision: December 20092009 QX56