2009 INFINITI QX56 Factory Service Manual

length automatic transmission fluid fuel consumption width isofix dashboard warning lights

Page 465 of 4171

INFINITI QX56 2009 Factory Service Manual REAR DISC BRAKEBR-35
< ON-VEHICLE REPAIR >
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By pushing in piston, br ake fluid returns to master cylinder reservoir tank. Watch the brake fluid
level in the reservoir ta

Page 466 of 4171

INFINITI QX56 2009 Factory Service Manual BR-36
< ON-VEHICLE REPAIR >
REAR DISC BRAKE
Removal and Installation of Brake Caliper and Disc Rotor
INFOID:0000000004057221
WARNING:
Clean dust on caliper and brake pad with a vacuum dust collector

BR-36
< ON-VEHICLE REPAIR >
REAR DISC BRAKE
Removal and Installation of Brake Caliper and Disc Rotor
INFOID:0000000004057221
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 cylinder body, do not depress brake pedal because piston will pop out.
• Do not damage piston boot.
• Keep rotor free from brake fluid.
• Refill with new specified brake fluid.
• Burnish brake contact surface after refinishing or re placing rotors, after replacing pads, or it a soft
pedal occurs at very low mileage. Refer to BR-35, "
Brake Burnishing Procedure".
REMOVAL
1. Remove rear wheel and tires using power tools. Refer to WT-41, "Adjustment".
2. Fasten disc rotor using wheel nut.
3. Drain brake fluid as necessary. Refer to BR-17, "
Drain and Refill".
4. Remove union bolt and cylinder body bolts, then remove cylin- der body.
NOTE:
Discard the copper washers, do not reuse.
5. Apply matching marks to disc rotor and wheel hub assembly if the disc rotor is to be reused, then remove disc rotor.
CAUTION:
Put matching marks on wheel hub assembly and disc rotor
if the disc rotor is to be reused.
INSTALLATION
1. If reusing the disc rotor, use the matching marks to align disc rotor on the wheel hub assembly, then install
disc rotor using a wheel nut to hold it in place.
CAUTION:
Use matching marks on wheel hub assembly and di sc rotor if the disc rotor is to be reused.
2. Install cylinder body and tighten cylinder body bolts to specification. CAUTION:
Before installing cylinder body to the vehic le, wipe off mating surface of cylinder body.
3. Install brake hose to cylinder body with new copper washers and tighten union bolt to specification.
CAUTION:
• Do not reuse copper washers.
• Securely attach brake hose to projection on cylinderbody.
4. Refill with new brake fluid and bleed. Refer to BR-17, "
Bleeding
Brake System".
5. Check rear disc brake for drag and correct as necessary.
6. Install rear wheel and tires. Refer to WT-41, "
Adjustment".
1. Union bolt2. Brake hose 3. Copper washer
4. Cap 5. Bleed valve 6. Sliding pin bolt
7. Cylinder body 8. Piston seal 9. Piston
10. Piston boot 11. Knuckle slide 12. Sliding sleeve boot
13. Sliding sleeve B: Brake fluidR: Rubber grease
M: Molykote 7439 grease Front
LFIA0211E
SFIA1137E
Revision: December 20092009 QX56

Page 467 of 4171

INFINITI QX56 2009 Factory Service Manual BRAKE MASTER CYLINDERBR-37
< DISASSEMBLY AND ASSEMBLY >
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DISASSEMBLY AND ASSEMBLY
BRAKE MASTER CYLINDER
Disassembly and AssemblyINFOID:0000000004045487
DISASSEMBLY
CAUTI

Page 468 of 4171

INFINITI QX56 2009 Factory Service Manual BR-38
< DISASSEMBLY AND ASSEMBLY >
BRAKE MASTER CYLINDER
1. Apply brake fluid or rubber grease to the new grommets, then insert the new grommets into the mastercylinder assembly.
CAUTION:
Do not reuse

Page 469 of 4171

INFINITI QX56 2009 Factory Service Manual FRONT DISC BRAKEBR-39
< DISASSEMBLY AND ASSEMBLY >
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FRONT DISC BRAKE
Disassembly and AssemblyINFOID:0000000005890879
DISASSEMBLY
1. Remove sliding pin bolt, and then rem

Page 470 of 4171

INFINITI QX56 2009 Factory Service Manual BR-40
< DISASSEMBLY AND ASSEMBLY >
FRONT DISC BRAKE
4. Remove piston seals from cylinder body, using a suitable tool.CAUTION:
• Be careful not to damage cylinder inner wall.
• Do not reuse piston

Page 471 of 4171

INFINITI QX56 2009 Factory Service Manual FRONT DISC BRAKEBR-41
< DISASSEMBLY AND ASSEMBLY >
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3. Apply rubber grease to piston boots. Cover the piston ends with piston boots, and then install cylinder side lip o

Page 472 of 4171

INFINITI QX56 2009 Factory Service Manual BR-42
< DISASSEMBLY AND ASSEMBLY >
REAR DISC BRAKE
REAR DISC BRAKE
Disassembly and AssemblyINFOID:0000000005890880
DISASSEMBLY
1. Remove pads from cylinder body.
2. Remove sliding sleeve and boot from

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