Infiniti M45 (Y34). Manual — part 257
BRAKE PEDAL
BR-7
C
D
E
G
H
I
J
K
L
M
A
B
BR
ADJUSTMENT
1.
Loosen the stop lamp switch and brake switch (or ASCD cancel
switch) by rotating it counterclockwise by 45
°
.
2.
Loosen the lock nut (A) on the input rod, then rotate the input
rod to set the pedal to the specified height, and tighten the lock
nut (A).
CAUTION:
Check that the threaded end of the input rod stays inside
the clevis.
3.
With the pedal pulled and held by hand, press the stop lamp
switch and brake switch (or ASCD cancel switch) with their
threaded end contacts the stopper rubber.
4.
With the threaded end of the stop lamp switch contacting the
stopper rubber brake switch (or ASCD cancel switch), rotate the
switch clockwise by 45
°
to secure.
CAUTION:
Make sure that the clearance (C) between the stopper rub-
ber and threaded end of the stop lamp switch and brake
switch (or ASCD cancel switch) is within the standard.
5.
Check the pedal play.
CAUTION:
Make sure that the stop lamps go off when the pedal is released.
6.
Start the engine to check the brake pedal's depressed height.
Removal and Installation
AFS000JY
COMPONENT PARTS DRAWING
Lock nut (A):
: 16 - 22 N·m (1.7 - 2.1 kg-m, 12 - 15 in-lb)
SFIA0160E
1.
Clevis pin
2.
Stop lamp switch
3.
ASCD cancel switch
Brake switch (Models with ICC)
4.
Clip
5.
Snap pin
6.
Brake pedal
SFIA1923E
BR-8
BRAKE PEDAL
REMOVAL
1.
Remove the instrument driver lower panel. Refer to
2.
Remove the stop lamp switch and brake switch (or ASCD cancel
switch) from the pedal assembly.
3.
Remove the snap pin and clevis pin from the brake booster cle-
vis.
4.
Remove the mounting nuts and bolts from the bracket, and
remove the pedal assembly from the vehicle.
INSPECTION AFTER REMOVAL
●
Check the brake pedal for bend, damage, and cracks on the
welded parts. Replace the applicable part if a malfunction is
detected.
●
Check the clevis pin and resin stopper for damage and deforma-
tion. If a malfunction is detected, replace the clevis pin.
INSTALLATION
Paying attention to the following items, install in the reverse order of removal.
●
After installing the brake pedal assembly to the vehicle, adjust the brake pedal.
SFIA0159E
SBR997
BRAKE FLUID
BR-9
C
D
E
G
H
I
J
K
L
M
A
B
BR
BRAKE FLUID
PFP:KN100
Checking Brake Fluid Level
AFS000JZ
●
Check that the fluid level in the reservoir tank is within the stan-
dard (between MAX and MIN lines).
●
Visually check around the reservoir tank for fluid leaks.
●
If fluid level is excessively low, check brake system for leaks.
●
If warning lamp remains illuminated after parking lever is
released, check brake system for fluid leakage.
Drain and Refill
AFS000K0
CAUTION:
●
Refill with new brake fluid “DOT 3”.
●
Never reuse drained brake fluid.
●
Do not let brake fluid come in contact with painted surfaces on the body. This might damage the
paint, so if it does come in contact, immediately wipe area and wash off with water.
1.
Connect a vinyl tube to bleed valve.
2.
Depress the brake pedal, loosen the bleed valve, and gradually
remove the brake fluid.
3.
Make sure there is no foreign material in the reservoir tank, and
refill with new brake fluid.
4.
Rest foot on brake pedal. Loosen the bleed valve. Slowly
depress pedal until it stops. Tighten the bleed valve. Release
brake pedal. Repeat this process a few times, then pause to add
new brake fluid to master cylinder. Continue until new brake fluid
flows out. Bleed Air. Refer to
.
Bleeding Brake System
AFS000K1
CAUTION:
While bleeding, pay attention to master cylinder fluid level.
1.
Turn the ignition switch to the OFF position.
2.
Connect a vinyl tube to the rear right bleed valve.
3.
Fully depress brake pedal 4 to 5 times.
4.
With the brake pedal depressed, loosen the bleed valve to let the air out, and then tighten it immediately.
5.
Repeat steps 3, 4 until no more air comes out.
6.
Tighten the bleed valve to the specified torque. Refer to
BR-23, "Components (CLZ31VA Type)"
SBR451D
BRA0007D
BRA0006D
BR-10
BRAKE FLUID
7.
In steps 2 to 6 below, with the master cylinder reservoir tank filled at least half way, bleed air from the front
left, rear left, and front right tires, in that order.
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