2005 INFINITI QX4 Factory Service Manual

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Page 985 of 3419

INFINITI QX4 2005 Factory Service Manual BR-6
BRAKE PEDAL
Revision: October 20052005 QX56
BRAKE PEDALPFP:46501
Inspection and Adjustment EFS004W0
INSPECTION
1. Inspect the brake pedal free height "H" from dash lower.
2. Adjust the height re

Page 986 of 3419

INFINITI QX4 2005 Factory Service Manual BRAKE PEDAL
BR-7
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Revision: October 20052005 QX56
2. Loosen lock nut on the input rod, then turn input rod to adjust the
pedal to specified height. When finished adjusting, ti

Page 987 of 3419

INFINITI QX4 2005 Factory Service Manual BR-8
BRAKE PEDAL
Revision: October 20052005 QX56
REMOVAL
WAR NIN G:
Do not deform the brake tube.
CAUTION:
Before removal and installation the accelerator and brake pedals must be in the forward mos

BR-8
BRAKE PEDAL
Revision: October 20052005 QX56
REMOVAL
WAR NIN G:
Do not deform the brake tube.
CAUTION:
Before removal and installation the accelerator and brake pedals must be in the forward most
position (closest to the floor). This is to align the base position of the accelerator and brake ped-
als.
Do not disassemble the brake pedal adjusting mechanism.
Avoid damage from dropping the brake pedal assembly during handling.
Keep the brake pedal assembly away from water.
1. Remove the lower driver instrument panel. Refer to IP-10, "
Removal and Installation" .
2. Remove the stop lamp switch and ASCD switch from the pedal assembly.
3. Disconnect the adjustable brake pedal cable from the adjustable
pedal electric motor.
Unlock (1) then pull (2) the adjustable brake pedal cable to
disconnect it from the adjustable pedal electric motor as
shown.
4. Remove snap pin and clevis pin from the clevis of brake booster.
5. Remove mounting nuts and the pedal assembly.
Temporarily install nuts by hand to support booster.
CAUTION:
Before removal and installation the accelerator and brake
pedals must be in the forwardmost position (closest to
the floor). This is to align the base position of the accelerator and brake pedals.
Do not disassemble the brake pedal adjusting mechanism.
Avoid damage from dropping the brake pedal assembly during handling.
Keep the brake pedal assembly away from water.
INSPECTION AFTER REMOVAL
Check brake pedal for following items.
Crack or deformation of clevis pin stopper
Clevis pin deformation
Crack of any welded portion
Brake pedal bend
INSTALLATION
1. Installation is in the reverse order of removal.
Check the brake pedal for smooth operation. There should be no binding or sticking when applying or
releasing the brake pedal.
Check the brake pedal adjustable feature for smooth operation. There should be no binding or sticking
when adjusting the brake pedal forward or backward.
After installing the brake pedal assembly in the vehicle, be sure to adjust it. Refer to BR-6, "Inspection and
Adjustment" .
1. Brake pedal assembly 2. Snap pin 3. Clip
4. Stop lamp switch 5. Pedal pad 6. Clevis pin
7. ASCD cancel switch
LBIA0374E
SBR9 97

Page 988 of 3419

INFINITI QX4 2005 Factory Service Manual BRAKE FLUID
BR-9
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Revision: October 20052005 QX56
BRAKE FLUIDPFP:KN100
On-board InspectionEFS004W2
LEVEL CHECK
Make sure the fluid level in reservoir tank is within the stand

Page 989 of 3419

INFINITI QX4 2005 Factory Service Manual BR-10
BRAKE FLUID
Revision: October 20052005 QX56
Bleeding Brake SystemEFS004W4
CAUTION:
While bleeding, pay attention to master cylinder fluid level.
1. Turn ignition switch OFF and disconnect ABS ac

Page 990 of 3419

INFINITI QX4 2005 Factory Service Manual BRAKE PIPING AND HOSE
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Revision: October 20052005 QX56
BRAKE PIPING AND HOSEPFP:46210
Hydraulic CircuitEFS004W5
CAUTION:
All hoses and tubes must be free from excessive

Page 991 of 3419

INFINITI QX4 2005 Factory Service Manual BR-12
BRAKE PIPING AND HOSE
Revision: October 20052005 QX56
INSTALLATION
1. Install brake hose by aligning with the protrusion on cylinder
body, and tighten union bolt. Refer to BR-11, "
Hydraulic Cir

Page 992 of 3419

INFINITI QX4 2005 Factory Service Manual BRAKE PIPING AND HOSE
BR-13
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Revision: October 20052005 QX56
Inspection After InstallationEFS004W8
CAUTION:
If a leak is detected at the connections, retighten it or, if neces

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