Infiniti G37 Coupe. Manual - part 715

FSU-10

< ON-VEHICLE REPAIR >

FRONT COIL SPRING AND SHOCK ABSORBER

2.

Using a spring compressor (A) (commercial service tool), com-
press coil spring between rubber seat and spring lower seat (on
shock absorber) until coil spring with a spring compressor is
free.

CAUTION:

Be sure a spring compressor is securely attached coil
spring. Compress coil spring.

3.

Make sure coil spring with a spring compressor between rubber
seat and spring lower seat (shock absorber) is free and then
remove piston rod lock nut while securing the piston rod tip so
that piston rod does not turn.

4.

Remove mounting seal, shock absorber mounting bracket, rub-
ber seat, bound bumper from shock absorber.

5.

Remove coil spring with a spring compressor, and then gradually release a spring compressor.

CAUTION:

Loosen while making sure coil spring attachment position does not move.

6.

Remove the strut attachment from shock absorber.

ASSEMBLY

1.

Install strut attachment (A) [SST: ST35652000 (

–

)] to shock absorber and secure it in a vise.

CAUTION:

When installing the strut attachment to shock absorber, wrap a shop cloth around strut to protect
it from damage.

2.

Compress coil spring using a spring compressor (commercial service tool), and install it onto shock
absorber.

CAUTION:

• Install with the large-diameter side (A) facing up and the

small-diameter side (B) facing down.

• Be sure a spring compress or is securely attached to coil

spring. Compress coil spring.

3.

Assemble the shock absorber mounting bracket and rubber
seat.

CAUTION:

Align the paint mark (A) to the stud bolt (1) position when
assembling.

4.

Apply soapy water to bound bumper. 

CAUTION:

Never use machine oil.

JPEIA0007ZZ

PEIA0108E

JPEIA0009ZZ

FRONT COIL SPRING AND SHOCK ABSORBER

FSU-11

< ON-VEHICLE REPAIR >

C

D

F

G

H

I

J

K

L

M

A

B

FSU

N

O

P

5.

Insert bound bumper into shock absorber mounting bracket, and then install it to shock absorber together
with rubber seat.

• Install the shock absorber mounting bracket (1) as shown in the figure.

• Check that the lower end of the coil spring (C) is positioned at the spring lower seat of the shock

absorber.

6.

Secure piston rod tip so that piston rod does not turn, then tighten piston rod lock nut with specified
torque.

7.

Gradually release a spring compressor, and remove coil spring.

CAUTION:

Loosen while making sure coil spring attachment position does not move.

8.

Remove the strut attachment from shock absorber.

9.

Install the mounting seal to shock absorber mounting bracket.

Inspection

INFOID:0000000001666555

INSPECTION AFTER INSTALLATION

• Check wheel alignment. Refer to 

FSU-25, "Wheel Alignment"

.

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

BRC-8, "ADJUST-

MENT OF STEERING ANGLE SENSOR NEUTRAL POSITION : Special Repair Requirement"

.

• Check wheel sensor harness for proper connection. Refer to 

BRC-100, "Exploded View"

.

INSPECTION AFTER DISASSEMBLY

Shock Absorber

Check the following:
• Shock absorber for deformation, cracks or damage, and replace it if a malfunction is detected.
• Piston rod for damage, uneven wear or distortion, and replace it if a malfunction is detected.

A: Right side

B: Left side

: Vehicle front

Angle (a)

: 35.4

°

JPEIA0016ZZ

FSU-12

< ON-VEHICLE REPAIR >

FRONT COIL SPRING AND SHOCK ABSORBER

• For oil leakage, and replace it if a malfunction is detected. 

Shock Absorber Mounting Bracket and Rubber Parts Inspection

Check shock absorber mounting bracket for cracks and rubber parts for wear. Replace it if a malfunction is
detected.

Coil Spring

Check coil spring for cracks, wear or damage, and replace it if a malfunction is detected. 

TRANSVERSE LINK

FSU-13

< ON-VEHICLE REPAIR >

C

D

F

G

H

I

J

K

L

M

A

B

FSU

N

O

P

TRANSVERSE LINK

Exploded View

INFOID:0000000001666575

1.

Mounting seal

2.

Shock absorber mounting bracket

3.

Bound bumper

4.

Rubber seat

5.

Coil spring 

6.

Shock absorber 

7.

Insulator

8.

Transverse link

9.

Front suspension member

JPEIA0053GB