2009 INFINITI QX56 Factory Service Manual

trailer dashboard warning lights fuel driver seat adjustment clock setting compression ratio

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INFINITI QX56 2009 Factory Service Manual
REAR SUSPENSION MEMBERRSU-13
< REMOVAL AND INSTALLATION >
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4. If equipped with the rear load leveling air suspension system, disconnect the rear load leveling air susp

REAR SUSPENSION MEMBERRSU-13
< REMOVAL AND INSTALLATION >
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4. If equipped with the rear load leveling air suspension system, disconnect the rear load leveling air suspension hoses at the
rear load leveling air suspension compressor assembly.
To disconnect the hoses, push in on the lock ring using a suit-
able tool and pull the hose out.
5. Remove both of the rear wheel and tire assemblies using power tool.
6. Remove the brake caliper without disconnecting the brake hoses, using power tool. Reposition the brake caliper out of the
way using a suitable wire. Refer to BR-36, "Removal and Instal-
lation of Brake Caliper and Disc Rotor".
CAUTION:
Do not crimp or stretch the brake hose when re positioning the brake caliper out of the way.
Do not press brake pedal while the brake caliper is removed.
7. Remove the spare tire.
8. Remove both lower shock bolts.
9. Disconnect the two rear ABS sensor electrical connectors.
10. Remove the two rear drive shafts. Refer to RAX-9, "Removal and Installation"
.
11. Remove the rear final drive. Refer to DLN-250, "Removal and Installation"
.
12. Remove the EVAP canister bolt from the top of the rear suspension member.
13. Disconnect the parking brake cables from t he brackets on the rear suspension member.
14. Disconnect parking brake cables at equalizer. Refer to PB-7, "Removal and Installation"
.
15. Set a suitable jack to support each of the rear lower links and the coil spring tension.
16. Remove both of the rear lower link outer bolts and lower the jack to remove the rear coil springs. If equipped with the rear load leveling air suspension system,
remove the height sensor bracket bolt from the LH lower link.
17. Remove the two bolts to disconnect the seat belt latch anchor from the rear suspension member.
18. Disconnect both of the connecting r ods from the front lower link.
19. Set a suitable jack under the rear suspension member.
20. Remove the six rear suspension member bolts.
21. Slowly lower the jack to remove the rear suspension member, suspension arm, front and rear lower links and stabilizer bar as
an assembly.
22. If necessary, remove the suspension arm, spare tire bracket, height sensor, rear load leveling air suspension hoses, stabilizer
bar, and front and rear lower links from the rear suspension
member.
INSPECTION AFTER REMOVAL
Check rear suspension member for deformation, cracks, and other damage and replace if necessary.
INSTALLATION
Installation is in the reverse order of removal.
LEIA0074E
LEIA0077E
LEIA0075E
Revision: December 20092009 QX56

Page 3162 of 4171

INFINITI QX56 2009 Factory Service Manual
RSU-14
< REMOVAL AND INSTALLATION >
REAR SUSPENSION MEMBER
When raising the rear suspension member assembly, use thelocating pins to align the rear suspension member to the vehicle
body.
When ins

Page 3163 of 4171

INFINITI QX56 2009 Factory Service Manual
SHOCK ABSORBERRSU-15
< REMOVAL AND INSTALLATION >
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SHOCK ABSORBER
Removal and InstallationINFOID:0000000005889873
REMOVAL
1. Remove the wheel and tire assembly using p

Page 3164 of 4171

INFINITI QX56 2009 Factory Service Manual
RSU-16
< REMOVAL AND INSTALLATION >
SHOCK ABSORBER
2. Drill 2 – 3 mm (0.08 – 0.12 in) hole at the position ( ) from topas shown in the figure to release gas gradually.
CAUTION:
Wear eye protect

Page 3165 of 4171

INFINITI QX56 2009 Factory Service Manual
SUSPENSION ARMRSU-17
< REMOVAL AND INSTALLATION >
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SUSPENSION ARM
Removal and InstallationINFOID:0000000005889874
REMOVAL
1. If equipped with rear load leveling air su

SUSPENSION ARMRSU-17
< REMOVAL AND INSTALLATION >
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SUSPENSION ARM
Removal and InstallationINFOID:0000000005889874
REMOVAL
1. If equipped with rear load leveling air suspension system, use CONSULT-III “EXHAUST SOLENOID”
active test to release the air pressure from the rear load leveling air suspension system.
2. If equipped with the rear load leveling air suspension system, disconnect the electrical connectors for the
height sensor and the rear load leveling air suspension compressor assembly.
3. If equipped with the rear load leveling air suspension system, unclip the rubber cover to access the rear
load leveling air suspension compressor assembly.
4. If equipped with the rear load leveling air suspension system, disconnect the rear load leveling air suspension hoses at the
rear load leveling air suspension compressor assembly.
To disconnect the hoses, push in on the lock ring using a suit-able tool and pull the hose out.
5. Remove both of the rear wheel and tire assemblies using power tool.
6. Remove the brake caliper without disconnecting the brake hoses, using power tool. Reposition the brake caliper out of the
way using a suitable wire. Refer to BR-36, "Removal and Instal-
lation of Brake Caliper and Disc Rotor".
CAUTION:
Do not crimp or stretch the brake hose when re positioning the brake caliper out of the way.
Do not press brake pedal while the brake caliper is removed.
7. Remove the spare tire.
8. Remove both lower shock bolts.
9. Disconnect the two rear ABS sensor electrical connectors.
10. Remove the two rear drive shafts at t he rear final drive and support drive shafts.
11. Remove the rear final drive. Refer to DLN-250, "Removal and Installation"
.
12. Remove the EVAP canister bolt from the top of the rear suspension member.
13. Disconnect the parking brake cables from t he brackets on the rear suspension member.
14. Disconnect parking brake cables at equalizer. Refer to PB-7, "Removal and Installation"
.
15. Set a suitable jack to support each of the rear lower links and the coil spring tension.
16. Remove both of the rear lower link outer bolts and lower the jack to remove the rear coil springs. If equipped with the rear load leveling air suspension systemremove the height sensor bracket bolt from the LH rear lower link.
LEIA0074E
LEIA0077E
Revision: December 20092009 QX56

Page 3166 of 4171

INFINITI QX56 2009 Factory Service Manual
RSU-18
< REMOVAL AND INSTALLATION >
SUSPENSION ARM
17. Remove the two bolts to disconnect the seat belt latch anchorfrom the rear suspension member.
18. Disconnect both of the connecting rods from th

Page 3167 of 4171

INFINITI QX56 2009 Factory Service Manual
FRONT LOWER LINKRSU-19
< REMOVAL AND INSTALLATION >
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FRONT LOWER LINK
Removal and InstallationINFOID:0000000005889875
REMOVAL
1. Remove the wheel and tire assembly usi

Page 3168 of 4171

INFINITI QX56 2009 Factory Service Manual
RSU-20
< REMOVAL AND INSTALLATION >
FRONT LOWER LINK
Check ball joint. Replace suspension arm assembly if any of thefollowing exists:
- Ball stud is worn.
- Joint is hard to swing.
- Play in axial

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