Nissan Altima L32. Instruction — part 148

BR-30

< ON-VEHICLE REPAIR >

FRONT DISC BRAKE

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

Refer to

BR-28, "BRAKE PAD : Exploded View"

.

5. Check front disc brake for drag.
6. Install the front wheel and tires. Refer to

WT-66, "Adjustment"

.

BRAKE PAD : Brake Burnishing Procedure

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Burnish contact surfaces between disc rotors and pads according to following procedure after refinishing or

replacing rotors, after 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 pad 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
BRAKE CALIPER ASSEMBLY : Exploded View

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SBR976B

1.

Union bolt

2.

Copper washer

3.

Brake hose

4.

Cap

5.

Bleed valve

6.

Sliding pin bolt

7.

Piston seal

8.

Piston

9.

Piston boot

10. Caliper

11. Sliding pin

12. Torque member bolt

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FRONT DISC BRAKE

BR-31

< ON-VEHICLE REPAIR >

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BRAKE CALIPER ASSEMBLY : Removal and Installation

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WARNING:

Clean dust on caliper and brake pad with a vacuum dust collector to minimize the hazard of air borne

particles or other materials.

CAUTION:

• While removing caliper, do not depress the brake pedal because the piston will pop out.

• Do not damage piston boot.

• Keep disc rotor free from brake fluid.

• Refill the brake reservoir with new brake fluid “DOT 3”.

• Never reuse drained brake fluid.

REMOVAL

1. Remove front wheel and tires. Refer to

WT-66, "Adjustment"

.

2. Drain brake fluid. Refer to

BR-15, "Drain and Refill"

.

3. Remove union bolt (A) and disconnect brake hose from caliper

assembly. Discard the copper washers.

• Protrusions (B)

CAUTION:

Do not reuse copper washers.

4. Remove torque member bolts, and remove brake caliper

assembly.

CAUTION:

Do not drop brake pad.

5. Remove disc rotor. If reusing the disc rotor apply matching

marks as shown.

CAUTION:

Put matching marks on wheel hub assembly and disc rotor,

if it is necessary to remove disc rotor.

INSTALLATION

13. Washer

14. Sliding pin boot

15. Bushing

16. Torque member

R.

Rubber grease

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SFIA2437E

SDIA2608E

BR-32

< ON-VEHICLE REPAIR >

FRONT DISC BRAKE

1. Install disc rotor, align the matching marks if installing the origi-

nal disc rotor as shown.

CAUTION:

Align the marks on disc rotor and wheel hub at the time of

installation when reusing disc rotor.

2. Install brake caliper assembly to vehicle, and tighten torque

member bolts to the specified torque. Refer to

BR-30, "BRAKE

CALIPER ASSEMBLY : Exploded View"

.

CAUTION:

Do not allow oil or any moisture on all contact surfaces

between steering knuckle and caliper assembly, bolts, and

washer.

3. Install brake hose to brake caliper assembly with new copper

washers. Align the brake hose tab between the protrusions (B)

on the caliper assembly as shown. Tighten union bolt (A) to the

specified torque. Refer to

BR-18, "FRONT BRAKE : Removal

and Installation"

.

CAUTION:

Do not reuse copper washers.

4. Refill with new brake fluid and bleed air from the brake hydraulic system. Refer to

BR-16, "Bleeding Brake

System"

.

5. Check front disc brakes for drag.
6. Install front wheel and tires. Refer to

WT-66, "Adjustment"

.

SDIA2608E

SFIA2437E

AWFIA0502ZZ

SFIA1137E

REAR DISC BRAKE

BR-33

< ON-VEHICLE REPAIR >

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REAR DISC BRAKE

BRAKE PAD
BRAKE PAD : Exploded View

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BRAKE PAD : Removal and Installation

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WARNING:

Clean dust on caliper and brake pad with a vacuum dust collector to minimize the hazard of air borne

particles or other materials.

CAUTION:

• While removing caliper, do not depress brake pedal because piston will pop out.

• It is not necessary to remove bolts on torque member and brake hose except for disassembly or

replacement of caliper assembly. In this case, hang caliper with a wire so as not to stretch brake

hose.

• Do not damage piston boot.

• If any shim is subject to serious corrosion, replace it with a new one.

• Always replace shim and shim covers as a set when replacing brake pads.

• Keep rotor free from brake fluid.

• Burnish the brake pads and disc rotor mutually contacting surfaces after refinishing or replacing

rotors, after replacing pads, or if a soft pedal occurs at very low mileage. Refer to

BR-30, "BRAKE

PAD : Brake Burnishing Procedure"

.

REMOVAL

1. Remove rear wheel and tires. Refer to

WT-66, "Adjustment"

.

1.

Inner multilayered shim

2.

Inner pad

3.

Pad retainer

4.

Outer pad

5.

Outer multilayered shim

A.

Molykote M-77 grease

B.

Molykote 7439 grease

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