Nissan Frontier. Manual — part 114
BR-36
< REMOVAL AND INSTALLATION >
FRONT DISC BRAKE
2. Remove the union bolt then disconnect the brake hose and dis-
card the copper sealing washers.
CAUTION:
Do not reuse copper sealing washers.
3. Remove the sliding pin bolts and remove the caliper body from
the torque member.
4. Remove the brake pads, shims, shim cover and retainers from the torque member.
5. Remove the torque member bolts and remove the torque member.
6. Remove the disc rotor. If reusing the disc rotor, apply a matching
mark as shown for installation.
CAUTION:
Put matching marks on the wheel hub assembly and disc
rotor, if reusing the disc rotor.
INSTALLATION
1. Install the disc rotor. If reusing the disc rotor, align the matching
marks as shown for installation.
CAUTION:
Align the matching marks on the wheel hub assembly and
disc rotor, if reusing the disc rotor.
2. Install torque member and tighten the torque member bolts to specification. Refer to
.
3. Install the brake pads, shims, shim covers and retainers on the torque member. Refer to
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FRONT DISC BRAKE
BR-37
< REMOVAL AND INSTALLATION >
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4. Install caliper body and sliding pins, then tighten the sliding pin
bolts to the specified torque. Refer to
CAUTION:
When installing the caliper body to the torque member,
wipe any oil off of the knuckle, washers and caliper body
attachment surfaces.
5. Install brake hose by aligning with the protrusion on caliper
body, then install new copper sealing washers (1) and union bolt
(A). Tighten union bolt (A) to specified torque. Refer to
"Exploded View of Brake Caliper"
CAUTION:
Do not reuse copper sealing washers.
6. Refill with new brake fluid as necessary and bleed the brake system. Refer to
CAUTION:
• Refill with new brake fluid.
• Do not reuse drained brake fluid.
7. Install the front wheel and tire. Refer to
.
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BR-38
< REMOVAL AND INSTALLATION >
REAR DISC BRAKE
REAR DISC BRAKE
Exploded View of Brake Pad
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Rear Brake Pads, Shims and Retainers
WARNING:
Clean dust on caliper and brake pad with a vacuum dust collector to minimize the hazard of airborne
particles or other materials.
CAUTION:
• While removing brake pads, do not depress brake pedal because piston will pop out.
• Do not damage the piston boot.
• If any shim is subject to serious corrosion, replace it with a new one.
• Always replace inner and outer shims as a set when replacing brake pads.
• Keep rotors and pads free from grease and brake fluid.
• Burnish the brake contact surface after refinishing or replacing rotors, after replacing pads, or if a
soft pedal occurs at very low mileage. Refer to
.
Removal and Installation of Brake Pad
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REMOVAL
1. Remove the rear wheel and tire using power tool. Refer to
.
2. Remove master cylinder reservoir cap.
3. Remove the lower caliper sliding pin bolt using power tool and swing the caliper body up to access the
brake pads.
4. Support the caliper body with a suitable wire to avoid pulling on the rear brake hose.
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1.
Inner shim
2.
Upper pad retainer
3.
Inner brake pad
4.
Outer brake pad
5.
Lower pad retainer
6.
Outer shim
A.
Molykote 7439 grease
B.
Molykote AS-880N grease
REAR DISC BRAKE
BR-39
< REMOVAL AND INSTALLATION >
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5. Remove the rear inner and outer brake pads, shims and retainers from the torque member.
INSTALLATION
1. Apply Molykote AS-880N grease between the inner brake pad back plate and shim, then attach the shims
to the brake pads.
2. Apply Molykote 7439 grease (A) to the pad retainers as shown
3. Attach pad retainer to torque member, then install brake pad and
shim assemblies.
CAUTION:
When attaching pad retainer, attach it firmly so that it is
flush with torque member, as shown.
4. Using a suitable tool push piston into caliper body.
CAUTION:
By pushing in piston, brake fluid returns to master cylinder reservoir tank. Watch the level of the
surface of reservoir tank.
5. Remove suitable wire then swing caliper body down over the brake pad assemblies.
6. Install the sliding pin bolts and tighten to specification. Refer to
BR-40, "Exploded View of Brake Caliper"
7. Check the brakes for drag.
8. Inspect the brake fluid level, then install the master cylinder reservoir cap.
9. Install the rear wheel and tire. Refer to
Brake Burnishing
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Burnish brake contact surface according to the following procedure after refinishing or replacing rotors, after
replacing pads, or if a soft pedal occurs at very low mileage.
CAUTION:
Only perform this procedure under safe road and traffic conditions. Use extreme caution.
1. Drive the vehicle on a straight smooth road at 50 km/h (31 MPH).
2. Use medium brake pedal/foot effort to bring the vehicle to a complete stop from 50 km/h (31 MPH). Adjust
brake pedal/foot pressure such that vehicle stopping time equals 3 to 5 seconds.
3. To cool brake system, drive the vehicle at 50 km/h (31 MPH) for 1 minute without stopping.
4. Repeat steps 1 to 3, 10 times or more to complete the burnishing procedure.
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