Page 2897 of 3371
RSU-38
FRONT LOWER LINK
Revision: August 20072004 QX56
NOTE:
Measurement point “A” is at the bolt groove of the ball stud.
INSTALLATION
Installation is in the reverse order of removal.
Tighten the nuts and bolts to specification. Refer to RSU-25, "Components" .
Perform the final tightening of the front lower link nuts and bolts (with rubber bushings) under unladen
condition with tires on level ground.
Check the wheel alignment. Refer to RSU-27, "Wheel Alignment Inspection" .
Page 2898 of 3371

REAR LOWER LINK & COIL SPRING
RSU-39
C
D
F
G
H
I
J
K
L
MA
B
RSU
Revision: August 20072004 QX56
REAR LOWER LINK & COIL SPRINGPFP:551B0
Removal and Installation EES0011P
REMOVAL
1. Remove the wheel and tire assembly using power tool. Refer to WT-6, "Rotation" .
2. Use CONSULT-II "EXHAUST SOLENOID" active test to release the air pressure from the rear load level-
ing air suspension system.
3. For removing the LH rear lower link and coil spring, remove the
height sensor arm bracket bolt from the LH rear lower link.
4. Set a suitable jack to relieve the coil spring tension from the rear
lower link.
WAR NIN G:
Do not compress the coil spring when setting the jack.
5. Loosen the rear lower link adjusting bolt and nut connected to
the rear suspension member, using power tool.
6. Remove the rear lower link bolt and nut from the knuckle using
power tool.
7. Slowly lower the suitable jack to release the coil spring tension. Then remove the upper rubber seat, coil
spring, and lower rubber seat from the rear lower link.
LEIA0080E
LEIA0077E
LEIA0009E
LEIA0077E
Page 2899 of 3371
RSU-40
REAR LOWER LINK & COIL SPRING
Revision: August 20072004 QX56
8. Remove the rear lower link adjusting bolt and nut from the rear
suspension member using power tool, then remove the rear
lower link.
INSPECTION AFTER REMOVAL
Check the coil spring and rubber seats for deformation, cracks, or other damage and replace if necessary.
INSTALLATION
Installation is in the reverse order of removal.
Tighten the nuts and bolts to specification. Refer to RSU-25, "Components" .
When installing the upper and lower rubber seats for the rear
coil springs, the arrow embossed on the rubber seats must point
out toward the wheel and tire assembly.
After installing the rear lower link and coil spring, check the
wheel alignment and adjust if necessary. Refer to RSU-27,
"Wheel Alignment Inspection" .
LEIA0009E
LEIA0076E
Page 2900 of 3371
STABILIZER BAR
RSU-41
C
D
F
G
H
I
J
K
L
MA
B
RSU
Revision: August 20072004 QX56
STABILIZER BARPFP:56230
Removal and Installation EES0011R
REMOVAL
1. Disconnect the stabilizer bar ends from the connecting rods
using power tool.
2. Remove the stabilizer bar clamps using power tool, and remove
the stabilizer bar bushings.
3. Remove the stabilizer bar.
INSTALLATION
Installation is in the reverse order of removal.
Tighten the nuts and bolts to specification. Refer to RSU-25, "Components" .
Install the stabilizer bar with the ball joint sockets properly
aligned.
Install the stabilizer bar bushing and clamp so they are posi-
tioned inside of the sideslip prevention clamp on the stabilizer
bar.
InspectionEES0011S
Check stabilizer bar for any deformation, cracks, or damage and replace if necessary.
Check rubber bushings for deterioration, or cracks and replace if necessary.
LEIA0088E
LEIA0089E
SFA449BB
Page 2901 of 3371

RSU-42
REAR LOAD LEVELING AIR SUSPENSION COMPRESSOR ASSEMBLY
Revision: August 20072004 QX56
REAR LOAD LEVELING AIR SUSPENSION COMPRESSOR ASSEMBLYPFP:53400
Removal and InstallationEES0011T
Rear Load Leveling Air Suspension System
REMOVAL
1. Use CONSULT-II "EXHAUST SOLENOID" active test to release the air pressure from the rear load level-
ing air suspension system.
2. Disconnect the electrical connectors for the rear load leveling air suspension compressor assembly.
3. Unclip the rubber cover to access the rear load leveling air suspension compressor assembly.
4. 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.
LEIA0072E
1. Rear load leveling air suspension
hose, RH2. Shock absorber, RH 3. Height sensor
4. Rear load leveling air suspension
hose, LH5. Shock absorber, LH 6. Rear load leveling air suspension
compressor assembly
LEIA0074E
Page 2902 of 3371
REAR LOAD LEVELING AIR SUSPENSION COMPRESSOR ASSEMBLY
RSU-43
C
D
F
G
H
I
J
K
L
MA
B
RSU
Revision: August 20072004 QX56
5. Remove the four bolts that mount the rear load leveling air sus-
pension compressor assembly to the underbody.
INSTALLATION
Installation is in the reverse order of removal.
To connect the rear load leveling air suspension hoses, the lock
ring must be fully seated in the fitting. Insert the hose “B” into the
lock ring “A” until the lock ring “A” is touching the hose “B” as
shown. Pull on the hose to check that it is securely inserted.
LEIA0090E
LEIA0078E
Page 2903 of 3371
RSU-44
HEIGHT SENSOR
Revision: August 20072004 QX56
HEIGHT SENSORPFP:53820
Removal and InstallationEES0011U
Rear Load Leveling Air Suspension System
REMOVAL
1. Use CONSULT-II “EXHAUST SOLENOID” active test to release the air pressure from the rear load level-
ing air suspension system.
2. Disconnect the electrical connector for the height sensor.
3. Remove the two height sensor bolts and height sensor arm
bracket bolt.
4. Remove the height sensor.
LEIA0072E
1. Rear load leveling air suspension
hose, RH2. Shock absorber, RH 3. Height sensor
4. Rear load leveling air suspension
hose, LH5. Shock absorber, LH 6. Rear load leveling air suspension
compressor assembly
LEIA0080E
Page 2904 of 3371
HEIGHT SENSOR
RSU-45
C
D
F
G
H
I
J
K
L
MA
B
RSU
Revision: August 20072004 QX56
INSTALLATION
Installation is in the reverse order of removal.
1. Start the engine.
2. Use CONSULT-II to perform "STANDARD HEIGHT LEVEL" work support function.
3. Using data monitor of CONSULT-II, verify "HEIGT CALC" is at 0 mm.
4. Check the vehicle height. Refer to RSU-48, "
Wheelarch Height (Unladen*1 )" . If vehicle height is not
within ± 10 mm (0 ± 0.39 in) of the specification, perform the initialization procedure. Refer to RSU-46,
"Initialization Procedure" .