Nissan Juke F15. Manual - part 94

BR-36

< REMOVAL AND INSTALLATION >

BRAKE PIPING

1. Assemble the union bolt (1) and the copper washer (2) to the

brake hose B (3).

CAUTION:

Never reuse the copper washer.

2. Align the brake hose B L-pin (A) with the brake caliper assembly

hole (B), and tighten the union bolt (1) to the specified torque.

3. Install the brake tube (2) to the brake hose B (1), temporarily

tighten the flare nut (3) by hand until it does not rotate further,

and fix the brake hose B to the brake hose bracket (5) with the

lock plate (4).

CAUTION:

Check that all brake hoses and brake tubes are not twisted

and bent.

4. Tighten the flare nut to the specified torque with a crowfoot (A)

and torque wrench (B).

CAUTION:

Never scratch the flare nut and the brake tube.

5. Install the brake tube (2) to the brake hose A (3), temporarily

tighten the flare nut (1) by hand until it does not rotate further,

and fix the brake hose A to the bracket with the lock plate (4).

CAUTION:

Check that all brake hoses and brake tubes are not twisted

and bent.

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BRAKE PIPING

BR-37

< REMOVAL AND INSTALLATION >

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6. Tighten the flare nut to the specified torque with a crowfoot (A)

and torque wrench (B).

CAUTION:

Never scratch the flare nut and the brake tube.

7. Refill with new brake fluid and perform the air bleeding. Refer to

BR-13, "Bleeding Brake System"

.

CAUTION:

Never reuse drained brake fluid.

8. Install tires. Refer to 

WT-39, "Removal and Installation"

.

9. Perform inspection after installation. Refer to 

BR-37, "REAR :

Inspection"

.

REAR : Inspection

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INSPECTION AFTER INSTALLATION

1. Check the brake hoses and tubes for the following: no scratches; no twist and deformation; no looseness

at connections.

2. Depress the brake pedal with a force of 785 N (80kg, 176 lb) and hold down the pedal for approximately 5

seconds with the engine running. Check for any fluid leakage.

CAUTION:

Retighten the applicable connection to the specified torque and repair any abnormal (damaged,

worn or deformed) part if any brake fluid leakage is present.

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BR-38

< REMOVAL AND INSTALLATION >

BRAKE MASTER CYLINDER

BRAKE MASTER CYLINDER

Exploded View

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Removal and Installation

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REMOVAL 

CAUTION:

• Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it

off immediately and wash with water if it gets on a painted surface. For brake component parts,

never wash them with water.

• Never depress the brake pedal while removing the brake tube. If this is not complied with, brake fluid

may splash.

1. Perform inspection before removal. Refer to 

BR-41, "Inspection"

.

2. Depress the brake pedal several times to release the vacuum pressure from the brake booster.
3. Drain brake fluid. Refer to 

BR-12, "Draining"

.

4. Disconnect the brake fluid level switch harness connector.
5. Remove air duct and air cleaner case. Refer to 

EM-27, "Removal and Installation"

.

1.

Reservoir cap

2.

Oil strainer

3.

Reservoir tank

4.

Master cylinder

5.

Pin

6.

O-ring

7.

Grommet

: Apply polyglycol ether based lubricant.

: Apply brake fluid.

: N·m (kg-m, ft-lb)

: Always replace after every disassembly.

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BRAKE MASTER CYLINDER

BR-39

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6. Separate the brake tube from master cylinder assembly with a

flare nut wrench (A).

CAUTION:

Never scratch the flare nut and the brake tube.

7. Remove the master cylinder assembly.

CAUTION:

• Never deform or bend the brake tubes.

• Never depress the brake pedal after the master cylinder

assembly is removed.

• The piston (A) of the master cylinder assembly is

exposed. Never damage it when removing the master cyl-

inder.

• The piston may drop off when pulled out strongly. Never

hold the piston. Hold the cylinder body when handling the

master cylinder assembly.

8. Remove the O-ring.

INSTALLATION

Note the following, and install in the reverse order of removal.

• Never spill or splash brake fluid on painted surfaces. Brake fluid may seriously damage paint. Wipe it off

immediately and wash with water if it gets on a painted surface. For brake component parts, never wash

them with water.

• Never depress the brake pedal while removing the brake tube. If this is not complied with, brake fluid may

splash.

• Never depress the brake pedal after the master cylinder assembly is removed.

• Apply polyglycol ether based lubricant to the brake booster [see

(A) in the figure] when installing the master cylinder assembly to

the brake booster.

• The piston (A) of the master cylinder assembly is exposed. Never

damage it when handling the master cylinder.

• Check that no dirt and dust are present on the piston before instal-

lation. Clean it with new brake fluid if necessary.

• The piston may drop off when pulled strongly. Never hold the pis-

ton. Hold the cylinder body when handling the master cylinder

assembly.

• Never reuse the O-ring.

• Never deform or bend the brake tubes.

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