Infiniti QX56 (Z62). Manual - part 1099

HYDRAULIC BODY-MOTION CONTROL SYSTEM

SCS-33

< REMOVAL AND INSTALLATION >

[HBMC]

C

D

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A

B

SCS

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2.

Disconnect lower side pipe (A) of front shock absorber LH.

3.

Disconnect pipe (A) of accumulator assembly LH from left side
3-way (B).

4.

Disconnect upper side pipe (A) of front shock absorber RH.

5.

Remove protector A with power tool.

6.

Remove mounting bolts of left side 3-way.

7.

Remove protector B with power tool.

8.

Remove mounting bolts of each bracket.

9.

Remove front tube assembly A from the vehicle.

10. Perform inspection after removal. Refer to 

SCS-34, "FRONT

TUBE ASSEMBLY : Inspection"

.

Front Tube Assembly B (from Front Shock Absorber LH Upper to Front Shock Absorber RH Lower)

1.

Reduce system pressure. Refer to 

SCS-17, "Work Procedure"

.

2.

Disconnect upper side pipe (B) of front shock absorber LH.

B

: Upper side pipe

JSEIA0233ZZ

JSEIA0195ZZ

B

: Lower side pipe

JSEIA0234ZZ

A

: Lower side pipe

JSEIA0233ZZ

SCS-34

< REMOVAL AND INSTALLATION >

[HBMC]

HYDRAULIC BODY-MOTION CONTROL SYSTEM

3.

Disconnect pipe (A) of accumulator assembly RH from right side
3-way (B).

4.

Disconnect lower side pipe (B) of front shock absorber RH.

5.

Remove protector A with power tool.

6.

Remove mounting bolts of right side 3-way.

7.

Remove protector B with power tool.

8.

Remove mounting bolts of each bracket.

9.

Remove front tube assembly B from the vehicle.

10. Perform inspection after removal. Refer to 

SCS-34, "FRONT

TUBE ASSEMBLY : Inspection"

.

INSTALLATION

Note the following, and install in the reverse order of removal.
• Apply genuine NISSAN hydraulic suspension fluid to O-ring.
• Check connection portion of each piping for dirt or dust.
• Completely insert guide (A) to guide hole on frame when installing

left side 3-way.

• For tightening torque for pipe of accumulator assembly LH, refer to

SCS-35, "ACCUMULATOR : Exploded View"

.

• For tightening torque for pipe of accumulator assembly RH, refer to

SCS-35, "ACCUMULATOR : Exploded View"

.

FRONT TUBE ASSEMBLY : Inspection

INFOID:0000000006256023

INSPECTION AFTER REMOVAL

• O-ring must be free of scratches and damage.
• Pipe and tube must be free of scratches and damage.

INSPECTION AFTER INSTALLATION

Check oil leakage, twists, deformation, contact with other parts, and loose connections.

ADJUSTMENT AFTER INSTALLATION

Perform air bleeding. Refer to 

SCS-18, "Work Procedure"

.

ACCUMULATOR

JSEIA0197ZZ

A

: Upper side pipe

JSEIA0234ZZ

JSEIA0198ZZ

HYDRAULIC BODY-MOTION CONTROL SYSTEM

SCS-35

< REMOVAL AND INSTALLATION >

[HBMC]

C

D

F

G

H

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A

B

SCS

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ACCUMULATOR : Exploded View

INFOID:0000000006256024

ACCUMULATOR : Removal and Installation

INFOID:0000000006256025

REMOVAL

Accumulator Assembly LH

WARNING:

1.

O-ring

2.

Accumulator assembly RH

3.

Accumulator assembly LH

: Vehicle front

:

Apply genuine NISSAN hydraulic 
suspension fluid

Refer to 

GI-4, "Components"

 for symbols not described on the above.

JSEIA0230GB

SCS-36

< REMOVAL AND INSTALLATION >

[HBMC]

HYDRAULIC BODY-MOTION CONTROL SYSTEM

Never remove mounting bolts of protector.

1.

Reduce system pressure. Refer to 

SCS-17, "Work Procedure"

.

2.

Disconnect pipe (A) of accumulator assembly LH from left side
3-way (B).

3.

Disconnect pipe (A) of accumulator assembly LH from left side
middle joint (B).

4.

Separate chassis and body. Refer to 

DLK-251, "Removal and

Installation"

.

5.

Remove mounting bolts of each bracket.

6.

Remove mounting bolts of accumulator assembly LH.

WARNING:

Never remove mounting bolts of protector.

7.

Remove accumulator assembly LH from the vehicle.

8.

Perform inspection after removal. Refer to 

SCS-38, "ACCUMU-

LATOR : Inspection"

.

Accumulator Assembly RH

WARNING:

JSEIA0200GB

JSEIA0195ZZ

JSEIA0199ZZ

JSEIA0200GB