Nissan Altima L32. Instruction — part 151
BR-42
< DISASSEMBLY AND ASSEMBLY >
FRONT DISC BRAKE
3. Push piston into caliper by hand and push piston boot piston-
side lip into the piston groove.
CAUTION:
Press the piston evenly and vary the pressing point to pre-
vent cylinder inner wall from being rubbed.
SFIA2279E
REAR DISC BRAKE
BR-43
< DISASSEMBLY AND ASSEMBLY >
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REAR DISC BRAKE
BRAKE CALIPER ASSEMBLY
BRAKE CALIPER ASSEMBLY : Exploded View
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BRAKE CALIPER ASSEMBLY : Disassembly
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DISASSEMBLY
1. Remove the retaining ring from caliper using a suitable tool as
shown. Discard the retaining ring
CAUTION:
Do not reuse retaining ring.
1.
Union bolt
2.
Brake hose
3.
Copper washer
4.
Cap
5.
Bleed valve
6.
Sliding pin bolt
7.
Caliper
8.
Piston seal
9.
Piston
10. Piston boot
11. Retaining ring
12.
Sliding pin boot
13. Bushing
14. Torque member bolt
15.
Washer
16. Torque member
A.
PBC (Poly Butyl Cuprysil) grease or
silicone-based grease
B.
Rubber grease
AWFIA0503GB
SBR028A
BR-44
< DISASSEMBLY AND ASSEMBLY >
REAR DISC BRAKE
2. Place a wooden block in the caliper as shown, and blow air into
the union bolt hole to the remove piston and piston boot.
CAUTION:
Do not get fingers caught between the piston and wooden
block.
3. Remove the piston seal from the caliper using a suitable tool.
Discard the piston seal.
CAUTION:
• Be careful not to damage a cylinder inner wall.
• Do not reuse the piston seal.
BRAKE CALIPER ASSEMBLY : Inspection After Disassembly
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CALIPER
Check the inner wall of the cylinder for corrosion, wear, and damage. Replace as necessary.
CAUTION:
Clean the caliper using new brake fluid. Never use mineral oils such as gasoline or kerosene.
TORQUE MEMBER
Check the torque member for wear, cracks, and damage. Replace as necessary.
PISTON
Check the piston surface for corrosion, wear, and damage. Replace as necessary.
CAUTION:
The piston sliding surface is plated. Do not polish with sandpaper.
SLIDING PIN BOLT, SLIDING PIN BOOT
Check the sliding pin bolt and sliding pin boot for wear, damage, and cracks. Replace as necessary.
BRAKE CALIPER ASSEMBLY : Assembly
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ASSEMBLY
CAUTION:
Use NISSAN Rubber Grease during assembly.
1. Apply rubber grease to new piston seal, and install them on cali-
per.
CAUTION:
Do not reuse piston seal.
BRD0041D
SFIA2277E
SFIA2278E
REAR DISC BRAKE
BR-45
< DISASSEMBLY AND ASSEMBLY >
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2. Apply rubber grease to new piston boot. Cover the piston end
with the new piston boot, and then install cylinder side lip on the
new piston boot securely into the groove on caliper.
CAUTION:
Do not reuse piston boot.
3. Push piston into caliper by hand and push piston boot piston
side lip into the piston groove.
CAUTION:
Press the piston evenly and vary the pressing point to pre-
vent cylinder inner wall from being rubbed.
4. Secure piston boot with new retaining ring.
CAUTION:
• Make sure that boot is securely engaged in the groove on
caliper.
• Do not reuse retainer ring.
SFIA2498E
SFIA2279E
SFIA2280E
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