Nissan Qashqai J11. Manual - part 901

BR-76

< REMOVAL AND INSTALLATION >

[RHD]

VACUUM LINES

R9M

Removal and Installation

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REMOVAL

1.

Remove the cowl top. Refer to 

EXT-29, "Removal and Installation"

.

2.

Remove the air duct assembly to the electric throttle control actuator. Refer to 

EM-23, "Exploded View"

(HRA2DDT engine models), 

EM-279, "Exploded View"

 (K9K engine models), 

EM-380, "Exploded View"

(R9M engine models), 

EM-147, "Exploded View"

 (MR20 engine models).

3.

Disconnect the vacuum hose from the engine intake manifold.

4.

Disconnect the vacuum hose from the brake booster.

5.

Disconnect the vacuum hose from the clip.

6.

Remove the vacuum hoses.

INSPECTION AFTER REMOVAL

Appearance

Check for correct assembly, damage and deterioration.

Check Valve Airtightness

• Use a handy vacuum pump (A) to check. 

• Replace vacuum hose assembly if vacuum hose and check valve

are malfunctioning.

INSTALLATION

IInstall the vacuum hose and tube.

CAUTION:

JPFIA0135ZZ

1.

Clamp

2.

Vacuum hose (built in check valve)

3.

Vacuum tube

4.

Clip

5.

Vacuum hose

6.

Grommet

A.

To vacuum pump 

B.

To brake booster

C.

Paint mark

D.

Stamp indicating engine direction

When connected to the brake booster side (B) : 

Vacuum should decrease within 1.3 kPa (10 mm-
Hg, 0.39 inHg, 0.013 bar) for 15 seconds under a 
vacuum of -66.7 kPa (-500 mmHg, -19.70 inHg, -
0,667 bar).

When connected to the engine side (C) :

Vacuum should not exist.

JPFIA0024ZZ

VACUUM LINES

BR-77

< REMOVAL AND INSTALLATION >

[RHD]

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• Because vacuum hose contains a check valve, it must be

installed in the correct position. Refer to the stamp to confirm
correct installation. Brake booster will not operate normally if
the hose is installed in the wrong direction. 

• Insert vacuum hose at least 24 mm (0.94 in) (A).
• Never use lubricating oil during assembly.
• Face the marking side up when assembling of vacuum hose.
• Face the marking side vehicle front when assembling of vac-

uum hose (built in check valve).

JPFIA0023ZZ

BR-78

< REMOVAL AND INSTALLATION >

[RHD]

FRONT DISC BRAKE

FRONT DISC BRAKE

BRAKE PAD

BRAKE PAD : Exploded View

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BRAKE PAD : Removal and Installation

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REMOVAL

WARNING:

Clean any dust from the brake caliper and brake pads with a vacuum dust collector. Never blow with
compressed air.

CAUTION:

• Never depress the brake pedal while removing the brake pads because the piston may pop out.
• Never spill or splash brake fluid on the disc rotor.
1.

Remove tires.

2.

Remove lower sliding pin bolt.

3.

Suspend the cylinder body with suitable wire so that the brake hose will not stretch. Then remove the
brake pad from the torque member.

CAUTION:

• Never deform the pad retainer when removing the pad retainer from the torque member. 
• Never damage the piston boot.
• Never drop the brake pads, shims, and the shim covers.

INSTALLATION

1.

Brake hose

2.

Union bolt

3.

Copper washer

4.

Cap

5.

Bleeder valve

6.

Cylinder body

7.

Sliding pin

8.

Sliding pin boot

9.

Bushing

10.

Piston seal

11.

Piston

12.

Piston boot

13.

Torque member

14.

Inner shim cover

15.

Inner shim

16.

Inner pad

17.

Pad retainer

18.

Outer pad

19.

Outer shim

20.

Outer shim cover

1: Apply rubber grease.

2: Apply copper based brake grease.

: Apply brake fluid.

Refer to 

GI-4, "Components"

 for symbols not described on the above.

JPFIA0090GB

FRONT DISC BRAKE

BR-79

< REMOVAL AND INSTALLATION >

[RHD]

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WARNING:

Clean any dust from the brake caliper and brake pads with a vacuum dust collector. Never blow with
compressed air.

CAUTION:

• Never depress the brake pedal while removing the brake pads or the cylinder body because the pis-

ton may pop out.

• Never spill or splash brake fluid on the disc rotor.

1.

Install pad retainer to the torque member if pad retainer is removed.

CAUTION:

• Securely assemble the pad retainers so that it will not be lifted up from the torque member.
• Never deform the pad retainers.

2.

Apply copper based brake grease to the mating faces between the pads, shims and shim covers, and
install them to the brake pad.

CAUTION:

Always replace the shims together with the shim covers when replacing the brake pad.

3.

Install the cylinder body and brake pads to the torque member.

CAUTION:

• Never damage the piston boot.
• When replacing a pads with new ones, check the brake fluid level in the reservoir tank because

brake fluid returns to master cylinder reservoir tank when pressing piston in.

NOTE:
Use a disc brake piston tool to easily press piston. 

4.

Install the lower sliding pin bolt and tighten it to the specified torque.

5.

Depress the brake pedal several times to check that no drag feel is present for the front disc brake.

6.

Install tires.

BRAKE PAD : Inspection and Adjustment

INFOID:0000000010305478

INSPECTION AFTER REMOVAL

Replace the shims and the shim covers if rust is excessively attached.

ADJUSTMENT AFTER INSTALLATION

Brake Burnishing Procedure

Burnish contact surfaces between pads according to following procedure after refinishing or replacing pads, or
if a soft pedal occurs at very low mileage.

CAUTION:

• Be careful of vehicle speed because the brake does not operate easily until pads and disc rotor are

securely fitted.

• Only perform this procedure under safe road and traffic conditions. Use extreme caution.

1.

Drive vehicle on straight, flat road.

2.

Depress brake pedal with the power to stop vehicle within 3 to 5 seconds until the vehicle stops.

3.

Drive without depressing brake for a few minutes to cool the brake.

4.

Repeat steps 1 to 3 until pad and disc rotor are securely fitted.

BRAKE CALIPER ASSEMBLY