Nissan Teana J32. Manual - part 230

 

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Nissan Teana J32. Manual - part 230

 

 

BRAKE PIPING

BR-23

< ON-VEHICLE REPAIR >

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REAR : 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.

1.

Remove tires.

2.

Drain brake fluid. Refer to 

BR-9, "Draining"

.

3.

Loosen the flare nut with a flare nut wrench and separate the brake tube from the hose.

CAUTION:

• Never scratch the flare nut and the brake tube.
• Never sharply bend, twist or strongly pull the brake hoses and tubes.
• Cover the open end of brake tubes and hoses when disconnecting to prevent entrance of dirt.

4.

Remove the union bolt and copper washers, and remove the brake hose from the brake caliper assembly.

5.

Remove the lock plate and remove the brake hose from the vehicle.

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.

1.

Assemble the union bolt and the copper washers to the brake hose.

CAUTION:

Never reuse copper washer.

2.

Install the brake hose L-pin by aligning it with the brake caliper
assembly positioning hole, and tighten the union bolt (1) to the
specified torque.

3.

Connect the hose to the brake tube, temporarily tighten the flare
nut by hand until it does not rotate further, and fix the brake hose
to the bracket with the lock plate.

CAUTION:

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

4.

Tighten the flare nut to the specified torque with a crowfoot and
torque wrench.

CAUTION:

Never scratch the flare nut and the brake tube.

5.

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

BR-10, "Bleeding Brake System"

.

CAUTION:

Never reuse drained brake fluid.

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 interfer-
ence with other components when steering the steering wheel; no looseness at connections.

2. Depress the brake pedal with a force of 785N (80 kg, 177 lb) and hold down the pedal for approximately 5

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

CAUTION:

1.

ABS actuator and electric unit (con-
trol unit)

2.

Front disc brake

3.

Master cylinder assembly

4.

Brake booster

5.

Connector

6.

Rear disc brake

A.

Brake tube

B.

Brake hose

: Flare nut

: Union bolt

JPFIA0012ZZ

BR-24

< ON-VEHICLE REPAIR >

BRAKE PIPING

Retighten the applicable connection to the specified torque and repair any abnormal (damaged,
worn or deformed) part if any brake fluid leakage is present.

BRAKE MASTER CYLINDER

BR-25

< ON-VEHICLE REPAIR >

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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.

1.

Drain brake fluid. Refer to 

BR-9, "Draining"

.

2.

Remove air duct and air cleaner case. Refer to 

EM-26, "Exploded View"

.

3.

Separate the brake fluid level switch harness connector and harness clip.

4.

Separate the brake tubes from the master cylinder assembly with a flare nut wrench.

CAUTION:

Never scratch the flare nut and the brake tube.

5.

Remove the master cylinder assembly.

CAUTION:

• 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 after the master cylinder assembly is removed.
• The piston of the master cylinder assembly is exposed. Never damage it when removing the

master cylinder.

1.

Reservoir cap

2.

Oil strainer

3.

Reservoir tank

4.

Cylinder body

5.

Pin

6.

O-ring

7.

Grommet

: Apply PBC (Poly Butyl Cuprysil) grease or silicone-based grease.

: Apply brake fluid.

Refer to 

GI-4, "Components"

 for symbols not described on the above.

JPFIA0347GB

BR-26

< ON-VEHICLE REPAIR >

BRAKE 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.

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.
Note the following, and install the reverse order of removal.
• Never depress the brake pedal after the master cylinder assembly is removed.
• Apply PBC (Poly Butyl Cuprysil) silicone-based grease to the

brake booster [see (A) in the figure] when installing the master cyl-
inder assembly to the brake booster.

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

damage it when handling the master cylinder and check that no dirt
and dust are present on the piston before installation. 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.

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

assembly by hand. Then tighten it to the specified torque with a
crowfoot and torque wrench. Refer to 

BR-19, "FRONT : Exploded View"

.

CAUTION:

Never scratch the flare nut and the brake tube.

• After installation, perform the air bleeding. Refer to 

BR-10, "Bleeding Brake System"

.

CAUTION:

Never reuse drained brake fluid.

Disassembly and Assembly

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DISASSEMBLY

CAUTION:

• Never disassemble the cylinder body.
• Remove the reservoir tank if necessary.

1.

Fix the master cylinder assembly to a vise.

CAUTION:

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

2.

Remove the reservoir tank mounting pin with a pin punch.

3.

Remove the reservoir tank and grommet from the cylinder body.

CAUTION:

Never drop the removed parts. The parts must not be
reused if they are dropped.

ASSEMBLY

1.

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

CAUTION:

• Never use mineral oil such as gasoline or light oil.
• Never reuse the grommets.

2.

Install the reservoir tank to the cylinder body.

CAUTION:

• Never drop the parts when installing. The parts must not be reused if they are dropped.
• Never reuse reservoir tank.

JPFIA0013ZZ

JPFIA0348ZZ

 

 

 

 

 

 

 

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