2011 INFINITI QX56 Factory Service Manual

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Page 3833 of 5598

INFINITI QX56 2011 Factory Service Manual
PB-2
< PREPARATION >
PREPARATION
PREPARATION
PREPARATION
Commercial Service ToolsINFOID:0000000006222536
Tool nameDescription
Power tool Loosening bolts and nuts
PBIC0190E
Revision: 2010 May2011 QX56

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INFINITI QX56 2011 Factory Service Manual
PARKING BRAKE SYSTEMPB-3
< PERIODIC MAINTENANCE >
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PERIODIC MAINTENANCE
PARKING BRAKE SYSTEM
Inspection and AdjustmentINFOID:0000000006222510
INSPECTION
1. Operate the

PARKING BRAKE SYSTEMPB-3
< PERIODIC MAINTENANCE >
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PERIODIC MAINTENANCE
PARKING BRAKE SYSTEM
Inspection and AdjustmentINFOID:0000000006222510
INSPECTION
1. Operate the parking brake pedal with a force of 196 N ( 20 kg, 44 lb). Check that the pedal stroke is within
the specified number of notches. (Check it by listening to clicks of ratchet.)
2. When brake warning lamp turns ON, check that the pedal stroke is within the specified number of
notches. (Check it by listening to clicks of ratchet.)
Inspect Components
Check the following items and replace if necessary.
• Check each component for installation condition such as looseness.
Check the parking brake pedal assembly for bend, damage and cracks.
Check the cables and equalizer for wear, damage and cracks.
Check the parking brake switch. Refer to BRC-118, "
Component Inspection".
ADJUSTMENT
1. Remove the rear tires with power tool.
2. Fix the disc rotor using wheel nuts (2 points at least).
3. Release the parking brake pedal by turning the adjusting nut and loosening the cable.
4. Remove the plug from the disc rotor. Turn the adjuster (1) in the
direction (A) as shown in the figure using a suitable tool until the
disc rotor is locked.
5. Turn back the adjuster 5 or 6 notches from the locked position.
6. Rotate the disc rotor to check that there is no drag. Install the plug. If any drag is found, follow the procedure described below.
a. Adjust parking brake pedal stroke again.
b. Check rear disc brake. Refer to BR-45, "
BRAKE CALIPER
ASSEMBLY : Inspection".
7. Adjust the cable with the following procedure.
a. Temporarily adjust the cable so that the parking brake pedal operating force immediately before the full stroke reaches 490 N (50kg, 110 lb) or more.
b. Maintain the parking brake pedal at 490 N (50kg, 110 lb) for 30 minutes or more.
c. Adjust the parking brake pedal st roke by turning the adjusting nut.
CAUTION:
Never reuse the adjusting nu t if the nut is removed.
d. Operate the parking brake pedal with a force of 196 N ( 20 kg, 44 lb). Check that the pedal stroke is within
the specified number of notches. (Check it by listening to clicks of ratchet.)
e. Rotate the disc rotor to check that there is no drag. Install the plug. If any drag is found, follow the proce-
dure described below.
i. Adjust parking brake pedal stroke again.
ii. Check rear disc brake. Refer to BR-45, "
BRAKE CALIPER ASSEMBLY : Inspection".
Number of notches : Refer to
PB-10, "
Parking Brake Control".
Number of notches : Refer to PB-10, "
Parking Brake Control".
Number of notches : Refer to PB-10, "
Parking Brake Control".
JPFIB0114ZZ
Revision: 2010 May2011 QX56

Page 3835 of 5598

INFINITI QX56 2011 Factory Service Manual
PB-4
< PERIODIC MAINTENANCE >
PARKING BRAKE SHOE
PARKING BRAKE SHOE
AdjustmentINFOID:0000000006222511
1. Adjust parking brake pedal stroke. Refer to PB-3, "Inspection and Adjustment".
2. Perform park

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INFINITI QX56 2011 Factory Service Manual
PARKING BRAKE CONTROLPB-5
< REMOVAL AND INSTALLATION >
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REMOVAL AND INSTALLATION
PARKING BRAKE CONTROL
Exploded ViewINFOID:0000000006222512
Removal and InstallationINFO

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INFINITI QX56 2011 Factory Service Manual
PB-6
< REMOVAL AND INSTALLATION >
PARKING BRAKE CONTROL
Adjustment
INFOID:0000000006222514
ADJUSTMENT AFTER INSTALLATION
Adjust the parking brake pedal stroke. Refer to PB-3, "Inspection and Adjustm

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INFINITI QX56 2011 Factory Service Manual
PARKING BRAKE SHOEPB-7
< REMOVAL AND INSTALLATION >
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PARKING BRAKE SHOE
Exploded ViewINFOID:0000000006222515
Removal and InstallationINFOID:0000000006222516
REMOVAL
WAR

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INFINITI QX56 2011 Factory Service Manual
PB-8
< REMOVAL AND INSTALLATION >
PARKING BRAKE SHOE
Assemble adjusters so that threaded part is expanded when rotat-ing it in the direction shown by arrow ( ).
Shorten adjuster by rotating it.

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INFINITI QX56 2011 Factory Service Manual
PARKING BRAKE SHOEPB-9
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Toggle lever for excessive wear, damage and rust.
Visually check inside of the drum for excessive wear, cracks,

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