Infiniti Q45. Manual — part 587

STABILIZER BAR

FSU-15

C

D

F

G

H

I

J

K

L

M

A

B

FSU

STABILIZER BAR

PFP:56230

Removal and Installation

NES0006B

REMOVAL

1.

Remove tires from vehicle with power tool.

2.

Remove undercover with power tool.

3.

Remove the mounting nut on the lower side of stabilizer connecting rod with a power tool.

4.

If necessary remove mounting nut on the upper side of stabilizer connecting rod with poor tool, and then
remove stabilizer connecting rod from strut assembly.

5.

Remove stabilizer clamp mounting bolts and nuts with a power tool.

6.

Remove stabilizer bar from vehicle.

INSPECTION AFTER REMOVAL

Check stabilizer bar, stabilizer connecting rod, stabilizer bushing and stabilizer clamp for deformation, cracks
and damage, and replace if necessary.

INSTALLATION

●

Refer to

FSU-7, "Components"

for tightening torque. Install in the reverse order of removal.

NOTE:
Refer to component parts location and do not reuse non-reusable parts.

●

After removing/installing or replacing suspension components, check wheel alignment. Refer to

FSU-5,

"Wheel Alignment Inspection"

.

●

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to

BRC-6, "Adjust-

ment of Steering Angle Sensor Neutral Position"

.

●

Stabilizer bar uses pillow ball type connecting rod.

FSU-16

FRONT SUSPENSION MEMBER

FRONT SUSPENSION MEMBER

PFP:54401

Removal and Installation

NES0006C

REMOVAL

1.

Remove tires from vehicle with power tool.

2.

Remove undercover with power tool.

3.

Remove steering hydraulic piping bracket from front suspension member. Refer to

PS-32, "HYDRAULIC

LINE"

.

4.

Remove steering gear and front suspension member attachment bolts and hang steering gear on vehicle.
Refer to

PS-15, "POWER STEERING GEAR"

5.

Remove suspension arm from front suspension member. Refer to

FSU-13, "SUSPENSION ARM"

.

6.

Remove stabilizer bar mounting bolts and nuts from front suspension member then suspend a stabilizer
on vehicle. Refer to

FSU-15, "STABILIZER BAR"

.

7.

Remove cross bar from member stay. Refer to

FSU-7, "Components"

.

8.

Set jack under front suspension member and engine.

CAUTION:

When setting jack to engine, use a wooden block or an equivalent for the setting.

9.

Remove fixing bolts and nuts between engine mounting insulator and front suspension member. Refer to

EM-79, "ENGINE ASSEMBLY"

.

10. Remove member stay from front suspension member and body.

11. Remove mounting nuts front suspension member and body.

12. Slowly lower jack to remove front suspension member from vehicle.

INSPECTION AFTER REMOVAL

Check front suspension member for deformation, cracks, or any other damage. Replace if necessary.

INSTALLATION

●

Refer to

FSU-7, "Components"

for tightening torque. Install in the reverse order of removal.

NOTE:
Refer to component parts location and do not reuse non-reusable parts.

●

After removing/installing or replacing suspension components and steering components, check wheel
alignment. Refer to

FSU-5, "Wheel Alignment Inspection"

.

●

After adjusting wheel alignment, adjust neutral position of steering angle sensor. Refer to

BRC-6, "Adjust-

ment of Steering Angle Sensor Neutral Position"

.

SERVICE DATA AND SPECIFICATIONS (SDS)

FSU-17

C

D

F

G

H

I

J

K

L

M

A

B

FSU

SERVICE DATA AND SPECIFICATIONS (SDS)

PFP:00030

Wheel Alignment (Unladen*)

NES0006D

*: Fuel, radiator coolant and engine oil full. Spare tire, jack, hand tools and mats in designated positions.

Ball Joint

NES0006E

Wheelarch Height (Unladen*)

NES0006F

*: Fuel, radiator coolant and engine oil full. Spare tire, jack, hand tools and mats in designated positions.

Camber
Degree minute (Decimal degree)

Minimum

–1

°

30

′

(–1.5

°

)

Nominal

–0

°

45

′

(–0.75

°

)

Maximum

0

°

00

′

(0.00

°

)

Left and right difference

45

′

(0.75

°

)

Caster
Degree minute (Decimal degree)

Minimum

5

°

25

′

(5.42

°

)

Nominal

6

°

10

′

(6.17

°

)

Maximum

6

°

55

′

(6.92

°

)

Left and right difference

45

′

(0.75

°

)

Kingpin inclination
Degree minute (Decimal degree)

Minimum

13

°

15

′

(13.25

°

)

Nominal

14

°

00

′

(14.00

°

)

Maximum

14

°

45

′

(14.75

°

)

Total toe-in

Distance (A – B)

Nominal

1 mm (0.04 in)

Angle (left plus right)
Decimal degree (Deci-
mal degree)

Minimum

0

′

(0

°

)

Nominal

3

′

(0.05

°

)

Maximum

6

′

(0.10

°

)

Swing torque

0.5 – 3.4 N·m (0.06 – 0.34 kg-m, 5 – 30 in-lb)

Measurement on spring balance (cotter pinhole position)

8.8 – 59.6 N (0.90 – 6.08 kg, 1.98 – 13.41 lb)

Rotating torque

0.5 – 3.4 N·m (0.06 – 0.34 kg-m, 5 – 30 in-lb)

Axial end play

0 mm (0 in)

Tire

225/55R17

225/55R17 (Runflat tire)

245/45R18

245/40R19

Front (Hf)

730 mm (28.74 in)

734 mm (28.90 in)

726 mm (28.58 in)

729 mm (28.70 in)

Rear (Hr)

704 mm (27.72 in) [USA

model]

705 mm (27.76 in) [Canada

model]

707 mm (27.83 in) [USA

model]

708 mm (27.87 in) [Canada

model]

700 mm (27.56 in) [USA

model]

701 mm (27.60 in) [Canada

model]

703 mm (27.68 in)

SFA818A

FSU-18

SERVICE DATA AND SPECIFICATIONS (SDS)