Nissan X-Trail 32. Manual - part 125

BR-94

< REMOVAL AND INSTALLATION >

[RHD]

BRAKE PIPING

4.

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

CAUTION:

Never scratch the flare nut and the brake tube.

5.

Install the brake hose 

 to the brake tube 

 and the brake tube

, temporarily tighten the flare nut 

 by hand until it does not

rotate further, and fix the brake hose to brake hose brackets with
the lock plate 

.

CAUTION:

Check that all brake hoses and brake tubes are not twisted
and bent.

6.

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

CAUTION:

Never scratch the flare nut and the brake tube.

7.

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

BR-78, "Bleeding Brake System"

.

CAUTION:

Never reuse drained brake fluid.

8.

Install tires. Refer to 

WT-61, "Removal and Installation"

.

9.

Perform inspection after installation. Refer to 

BR-94, "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.

CAUTION:

Clearance with brake hose and each parts being secured more than 10 mm (0.39 in) in unladen
condition

*

.

*: Fuel, engine coolant and lubricant are quantity to specified. Spare tire, jack, hand tools and mats
are brought out of vehicle.

2.

Depress the brake pedal with a force of 785 N (80 kg, 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.

JPFIA0061ZZ

JSFIA1065ZZ

JPFIA0061ZZ

BRAKE MASTER CYLINDER

BR-95

< REMOVAL AND INSTALLATION >

[RHD]

C

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BRAKE MASTER CYLINDER

Exploded View

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Removal and Installation

INFOID:0000000010838582

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.

• Depress the brake pedal several times to release the vacuum pressure from the brake booster. Then

remove the master cylinder assembly.

• 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-98, "Inspection"

.

2.

Drain brake fluid. Refer to 

BR-77, "Draining"

.

3.

Disconnect the brake fluid level switch harness connector.

Reservoir cap

Oil strainer

Reservoir tank

Grommet

Cylinder body

Screw

O-ring

: Apply polyglycol ether based lubricant.

: Apply brake fluid.

: N·m (kg-m, ft-lb)

: Always replace after every disassembly.

JSFIA2563GB

BR-96

< REMOVAL AND INSTALLATION >

[RHD]

BRAKE MASTER CYLINDER

4.

Separate the brake tube from the master cylinder assembly with
a flare nut wrench (A).

CAUTION:

Never scratch the flare nut and the brake tube.

5.

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 

 of the master cylinder assembly is exposed.

Never damage it when removing the master cylinder.

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

hold the piston. Hold the cylinder body when handling the
master cylinder assembly.

6.

Remove the O-ring.

INSTALLATION

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.
Note the following, and install in the reverse order of removal.
• Never reuse the O-ring.
• Never depress the brake pedal after the master cylinder assembly is removed.
• Apply polyglycol ether based lubricant to the brake booster [see 

in the figure] when installing the master cylinder assembly to the
brake booster.

JSFIA2238ZZ

JSFIA2239ZZ

JPFIA0013ZZ

BRAKE MASTER CYLINDER

BR-97

< REMOVAL AND INSTALLATION >

[RHD]

C

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• The piston 

 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 deform or bend the brake tubes.

• Temporarily tighten the brake tube flare nut to the master cylinder

assembly by hand. Then tighten it to the specified torque with a
flare nut torque wrench (A). Refer to 

BR-95, "Exploded View"

.

• Perform the air bleeding. Refer to 

BR-78, "Bleeding Brake System"

• Perform inspection after installation. Refer to 

BR-98, "Inspection"

.

Disassembly and Assembly

INFOID:0000000010838583

DISASSEMBLY

CAUTION:

• Never disassemble the cylinder body.
• Remove the reservoir tank only when necessary.
• Never drop parts to remove. Replace new parts when dropping.

1.

Fix the master cylinder assembly to a vise.

CAUTION:

• Always set copper plates or cloth between vise grips when fixing the cylinder body to a vise.
• Never overtighten the vise.

2.

Remove the reservoir tank mounting screw.

3.

Remove the reservoir tank and grommet from the cylinder body.

ASSEMBLY

CAUTION:

• Never use mineral oils such as kerosene or gasoline and rubber grease during the cleaning and

assembly process.

• Never allow foreign matter (e.g. dust) and oils other than brake fluid to enter the reservoir tank.
• Never drop when installing. The parts must not be reused if they are dropped.

1.

Apply new brake fluid to the grommet and install it to the cylinder body.

CAUTION:

Never reuse grommets.

2.

Install the reservoir tank to the cylinder body.

3.

Fix the cylinder body to a vise.

CAUTION:

JSFIA2239ZZ

JSFIA2238ZZ