Infiniti G37 Coupe. Manual - part 334

CL-8

< ON-VEHICLE REPAIR >

CLUTCH PEDAL

Note the following, and install in the reverse order of removal.
• After installing clutch interlock switch, adjust the switch position. Refer to 

CL-5, "Inspection and Adjustment"

.

• Tighten lock nut of ASCD clutch switch to the specified torque after installing clutch pedal assembly and

adjusting the pedal free play. Refer to 

CL-5, "Inspection and Adjustment"

.

Inspection

INFOID:0000000001731688

INSPECTION AFTER REMOVAL

Check clutch pedal for bend, damage, or a cracked weld. If bend, damage, or a cracked weld is found, replace
clutch pedal assembly.

CLUTCH MASTER CYLINDER

CL-9

< ON-VEHICLE REPAIR >

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CLUTCH MASTER CYLINDER

Exploded View

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Removal and Installation

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REMOVAL

CAUTION:

Keep painted surface on the body or other parts free of clutch fluid. If it spills, wipe up immediately
and wash the affected area with water.

1.

Remove kicking plate inner  and dash side finisher. Refer to 

INT-14, "Removal and Installation"

.

2.

Remove instrument driver lower panel. Refer to 

IP-12, "Removal and Installation"

.

3.

Remove snap pin and clevis pin from clevis and then separate it from clutch pedal assembly.

4.

Remove brake master cylinder cover. Refer to 

EXT-21, "Removal and Installation"

.

5.

Remove brake booster pressure sensor. Refer to 

BR-36, "Removal and Installation"

.

6.

Drain clutch fluid in reservoir tank and then remove hose and clips.

1.

Bracket

2.

Reservoir tank assembly

3.

Hose

4.

Cylinder body

5.

Packing

6.

Clutch pedal assembly

7.

Return spring

8.

Piston assembly

9.

Push rod

10.

Stopper ring

11.

Boot

12. Clevis

13.

Snap pin

14. Clevis pin

1: Apply rubber lubricant.

2: Apply silicone grease.

3: Apply lithium-based grease including molybdenum disulphide.

Refer to 

GI-4, "Components"

 for symbols not described on the above.

JPDIB0108GB

CL-10

< ON-VEHICLE REPAIR >

CLUTCH MASTER CYLINDER

7.

Remove reservoir tank assembly.

8.

Remove clutch tube using a flare nut wrench.

9.

Remove packing (1) and master cylinder assembly (2).

CAUTION:

Never damage packing, brake booster, and dash lower.

INSTALLATION

CAUTION:

Keep painted surface on the body or other parts free of clutch fluid. If it spills, wipe up immediately
and wash the affected area with water.

1.

Check position of clevis (1) and push rod (2). If measurement is
outside the standard length, adjust position of clevis and push
rod. After adjusting length, tighten lock nut to the specified
torque.

2.

Install packing (1) and master cylinder assembly (2).

CAUTION:

• Never damage packing, brake booster, and dash lower.

: Vehicle front

JPDIB0109ZZ

: Vehicle front

JPDIB0009ZZ

Length “L”

: Refer to 

CL-22, "Clutch Master Cylinder"

.

JPDIB0014ZZ

: Vehicle front

JPDIB0009ZZ

CLUTCH MASTER CYLINDER

CL-11

< ON-VEHICLE REPAIR >

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• Be careful with the orientation of packing. The figure is

the view from the vehicle forward.

3.

Connect clutch tube to master cylinder assembly and tempo-
rarily tighten flare nut.

4.

Install master cylinder assembly and tighten mounting nuts to
the specified torque.

5.

Tighten clutch tube flare nut to the specified torque using a flare
nut torque wrench. Refer to 

CL-13, "Exploded View"

.

6.

Set clevis to clutch pedal assembly.

7.

Apply recommended grease to clevis pin and then insert clevis
pin to clevis.

8.

Attach snap pin to clevis pin.

9.

Install reservoir tank assembly.

10. Install hose (1) and clips to reservoir tank assembly (2) and

master cylinder assembly (3).

CAUTION:

Set hose with painted mark facing upward.

11. After completing this procedure, inspect and adjust for clutch

pedal and then bleed the air from the clutch hydraulic system.
Refer to 

CL-5, "Inspection and Adjustment"

 and 

CL-6, "Air

Bleeding Procedure"

.

12. Install brake booster pressure sensor. Refer to 

BR-36, "Removal

and Installation"

.

13. Install brake master cylinder cover. Refer to 

EXT-21, "Removal and Installation"

.

14. Install instrument driver lower panel. Refer to 

IP-12, "Removal and Installation"

.

15. Install dash side finisher and kicking plate inner . Refer to 

INT-14, "Removal and Installation"

.

Disassembly and Assembly

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DISASSEMBLY

1.

Loosen push rod lock nut and then remove clevis and lock nut, if necessary.
NOTE:
Clutch pedal height is controlled with position of clevis and push rod.

2.

Remove boot.

: Vehicle front

JPDIB0010ZZ

JPDIB0109ZZ

: Painted mark

JPDIB0011ZZ