Infiniti Q45. Manual - part 779

FRONT LOWER LINK

RSU-15

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RSU

FRONT LOWER  LINK

PFP:55110

Removal and Installation

NES000HQ

REMOVAL

1.

Remove tires from vehicle with power tool.

2.

Remove mounting nut and bolt between front lower link and rear
suspension member with power tool.

3.

Remove fixing bolt and nut in axle housing side of front lower
link with power tool.

4.

Remove front lower link from vehicle.

INSPECTION AFTER REMOVAL

Check front lower link and bushing for deformation, cracks, and other damage. Replace if necessary.

INSTALLATION

●

Install in the reverse order of removal. For tightening torque, refer to 

GI-9, "Components"

  .

NOTE:
Do not reuse non-reusable parts.

●

Perform final tightening of nuts and bolts of rear suspension member and axle housing installation position
(rubber bushing) under unladen conditions with tires on level ground. Check wheel alignment. Refer to

RSU-5, "Wheel Alignment Inspection"

  .

●

Adjust neutral position of steering angle sensor after wheel alignment inspection. Refer to 

BRC-6, "Adjust-

ment of Steering Angle Sensor Neutral Position"

  .

SEIA0457E

SDIA2278E

RSU-16

REAR LOWER LINK & COIL SPRING

REAR LOWER LINK & COIL SPRING

PFP:551B0

Removal and Installation

NES000HR

REMOVAL

1.

Remove tires from vehicle with power tool.

2.

Set a jack under rear lower link to relive the coil spring tension.

3.

Loosen mounting bolt and nut in rear suspension member side of rear lower link, and then remove mount-
ing nut and bolt in side of axle housing with power tool.

4.

Gradually lower jack to remove upper seat, coil spring, and rubber seat from rear lower link.

5.

Remove mounting bolt and nut in rear suspension member side of rear lower link, and then remove rear
lower link from vehicle.

6.

Remove mounting bolt of bracket and then remove bracket from vehicle.

INSPECTION AFTER REMOVAL

Check rear lower link, bushing, and coil spring for deformation, cracks, and other damage. Replace if neces-
sary.

INSTALLATION

●

Install in the reverse order of removal. For tightening torque, refer to 

GI-9, "Components"

  .

NOTE:
Do not reuse non-reusable parts.

●

Make sure that the projection part inside upper seat and the
flange part of bracket are attached as shown in the figure.

●

Make sure that the projection part outside upper seat directs to
vehicle front.

●

Position the hollow of rubber seat with the groove part of rear
lower link to install.

●

Install coil spring with the side of 2 paint markers directing to
lower side.

●

Perform final tightening of nuts and bolts of rear suspension
member and axle housing installation position (rubber bushing)
under unladen conditions with tires on level ground. Check
wheel alignment. Refer to 

RSU-5, "Wheel Alignment Inspection"

.

●

Adjust neutral position of steering angle sensor after wheel
alignment inspection. Refer to 

BRC-6, "Adjustment of Steering

Angle Sensor Neutral Position"

  .

SEIA0077E

STABILIZER BAR

RSU-17

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RSU

STABILIZER BAR

PFP:54611

Removal and Installation

NES000HS

REMOVAL

1.

Remove center muffler. Refer to 

EX-3, "Removal and Installation"

  .

2.

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

3.

If necessary remove mounting nut on the upper side of connect-
ing rod with power tool, and then remove connecting rod from
connecting rod mounting bracket with power tool.

4.

Remove bolts, and then remove stabilizer clamp and stabilizer
bushing with power tool.

5.

Remove nuts, and then remove connecting rod mounting
bracket from suspension arm with power tool.

INSPECTION AFTER REMOVAL

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

INSTALLATION

●

Install in the reverse order of removal. For tightening torque, refer to 

GI-9, "Components"

  .

NOTE:
Do not reuse non-reusable parts.

●

When installing stabilizer connecting rod mount bracket, be careful with the installation direction.

SEIA0459E

SDIA2280E

RSU-18

REAR SUSPENSION MEMBER

REAR SUSPENSION MEMBER

PFP:55501

Removal and Installation

NES000HT

REMOVAL

1.

Remove tires from vehicle with power tool.

2.

Remove torque member fixing bolts with power tool. Hang it in a place where it will not interfere with work.
Refer to 

BR-29, "REAR DISC BRAKE"

  .

NOTE:
Avoid depressing brake pedal while brake caliper is removed.

3.

Remove disc rotor.

4.

Remove center muffler. Refer to 

EX-3, "EXHAUST SYSTEM"

  .

5.

Remove stabilizer bar. Refer to 

RSU-17, "STABILIZER BAR"

  .

6.

Remove wheel sensor and sensor harness from rear final drive and rear suspension member. Refer to

BRC-63, "WHEEL SENSORS"

  .

7.

Remove drive shaft. Refer to 

RAX-9, "REAR DRIVE SHAFT"

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8.

Remove rear final drive. Refer to 

RFD-16, "REAR FINAL DRIVE ASSEMBLY"

  .

9.

Remove parking brake cable (rear cables) from rear suspension member and axle housing. Refer to 

PB-

3, "PARKING BRAKE SYSTEM"

  .

10. Remove coil spring. Refer to 

RSU-16, "REAR LOWER LINK & COIL SPRING"

  .

11. Remove fixing bolt in axle housing side of shock absorber

assembly with power tool. Refer to 

RSU-9, "SHOCK

ABSORBER"

  .

12. Set jack under rear suspension member.

13. Remove mounting nut and bolts with power tool, and then

remove member stay.

14. Remove mounting nuts of rear suspension member (rear side),

and then remove rebound stopper.

15. Gradually lower jack to remove rear suspension member, sus-

pension arm, radius rod, axle housing and front lower link from
vehicle as a unit.

16. Remove nuts and bolts, and remove suspension arm, radius rod, and front lower link from rear suspen-

sion member with power tool.

INSPECTION AFTER REMOVAL

Check rear suspension member for deformation, cracks, or other damage. Replace if there are.

INSTALLATION

●

Install in the reverse order of removal. For tightening torque, refer to 

GI-9, "Components"

  .

NOTE:
Do not reuse non-reusable parts.

●

Perform final tightening of nuts and bolts of each link installation position (rubber bushing) under unladen
conditions with tires on level ground. Check wheel alignment. Refer to 

RSU-5, "Wheel Alignment Inspec-

tion"

  .

●

Adjust neutral position of steering angle sensor after wheel alignment inspection. Refer to 

BRC-6, "Adjust-

ment of Steering Angle Sensor Neutral Position"

  .

●

Check for the following after finishing work.

–

Parking brake operation (stroke) Refer to 

PB-3, "On-Vehicle Inspection"

  .

–

Wheel sensor harness connecting condition. Refer to 

BRC-63, "WHEEL SENSORS"

  .

SEIA0456E