Infiniti QX56 (JA60). Manual - part 804

 

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Infiniti QX56 (JA60). Manual - part 804

 

 

RSU-26

< REMOVAL AND INSTALLATION >

CONTROL UNIT

CONTROL UNIT

Removal and Installation

INFOID:0000000005148139

REMOVAL

1. Remove the luggage side finisher lower LH. Refer to 

INT-19, "Removal and Installation"

.

2. Disconnect the battery negative terminal.
3. Disconnect the suspension control unit electrical connector.
4. Remove the two bolts and remove the suspension control unit.

INSTALLATION

Installation is in the reverse order of removal.

Initialization Procedure

INFOID:0000000005148140

1. If control unit has been replaced, proceed to step 2. If control unit has not been replaced, use CONSULT-

III “CLEAR HEIGHT INI” work support function to clear initialization flag and value. The CK SUSP warning

lamp should illuminate. Using CONSULT-III “EXHAUST SOLENOID” active test, release the air pressure

from the rear load leveling air suspension system.

2. Roll vehicle forward and backward.
3. Use CONSULT-III “ADJUST HEIGHT INI” work support function to set initialization condition.
4. Confirm that CK SUSP warning lamp is OFF.

LEIA0100E

Suspension control unit bolts : 6 N·m (0.6 kg-m, 53 in-lb)

HEIGHT SENSOR

RSU-27

< REMOVAL AND INSTALLATION >

C

D

F

G

H

I

J

K

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A

B

RSU

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O

P

HEIGHT SENSOR

Removal and Installation

INFOID:0000000005148141

Rear Load Leveling Air Suspension System

REMOVAL

1. Use CONSULT-III “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.

INSTALLATION

Installation is in the reverse order of removal.

AWEIA0054GB

1.

Rear load leveling air suspension 
hose, RH

2.

Shock absorber, RH

3.

Height sensor

4.

Rear load leveling air suspension 
hose, LH

5.

Shock absorber, LH

6.

Rear load leveling air suspension 
compressor assembly

Front

LEIA0080E

RSU-28

< REMOVAL AND INSTALLATION >

HEIGHT SENSOR

1. Start the engine.

2. Use CONSULT-III to perform "STANDARD HEIGHT LEVEL" work support function.

3. Using data monitor of CONSULT-III, verify "HEIGT CALC" is at 0 mm.
4. Check the vehicle height. Refer to 

RSU-30, "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-26, "Initializa-

tion Procedure"

.

SERVICE DATA AND SPECIFICATIONS (SDS)

RSU-29

< SERVICE DATA AND SPECIFICATIONS (SDS) 

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SERVICE DATA AND SPECIFICATIONS (SDS)

SERVICE DATA AND SPECIFICATIONS (SDS)

Wheel Alignment

INFOID:0000000005148142

Ball Joint

INFOID:0000000005148143

Camber
Degree minute (decimal degree)

Minimum

0

° 0′ (0°)

Nominal

- 0

° 30′ (-0.5°)

Maximum

- 1

° 0′ (-1.0°)

Cross camber

0

° 45′ (0.75°)

Toe-in

Distance (A - B)

Minimum

0 mm (0 in)

Nominal

3.3 mm (0.130 in)

Maximum

6.6 mm (0.260 in)

Cross toe

2 mm (0.079 in)

Angle (left, right)
Degree minute (decimal degree)

Minimum

0

° 0′ (0°)

Nominal

0

° 7′ (0.11°)

Maximum

0

° 14′ (0.22°)

Cross toe

0

° 8′ (0.14°)

SFA234AC

Swinging force (A)
(measurement point: cotter pin hole of ball stud)

11.4 - 145.5 N (1.16 - 14.8 kg, 2.56 - 32.7 lb)

Turning torque (B)

0.5 - 6.4 N·m (0.06 - 0.65 kg-m, 5 - 56 in-lb)

Vertical end play (C)

0 mm (0 in)

SFA858A

 

 

 

 

 

 

 

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