Nissan Pathfinder. Manual — part 224
BR-4
< PRECAUTION >
PRECAUTIONS
• Always loosen the brake tube flare nut with a flare nut wrench.
• Tighten the brake tube flare nut to the specified torque with
crowfoot (A) and torque wrench (B).
• Always confirm the specified tightening torque when install-
ing the brake pipes.
• Turn the ignition switch OFF and disconnect the ABS actuator
and electric unit (control unit) connector or the battery nega-
tive terminal before performing the work.
• Check that no brake fluid leakage is present after replacing
the parts.
• Burnish the brake contact surfaces after refinishing or replac-
ing rotors, after replacing pads, or if a soft pedal occurs at
very low mileage.
.
- Rear brake: refer to
.
JPFIA0001ZZ
PREPARATION
BR-5
< PREPARATION >
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D
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G
H
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K
L
M
A
B
BR
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O
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PREPARATION
PREPARATION
Special Service Tool
INFOID:0000000009177167
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service Tool
INFOID:0000000009177168
Tool number
(Kent-Moore No.)
Tool name
Description
( — )
(J-46532)
Brake and clutch pedal height mea-
surement tool
Measuring brake pedal height
38-PFM92-GYX/5
( — )
GYR On-Car Brake Lathe
Refinishing rotors
LFIA0227E
ALFIA0092ZZ
Tool name
Description
1. Flare nut crowfoot
2. Torque wrench
Removing and installing brake piping
a: 10 mm (0.39 in)/12 mm (0.47 in)
Power tool
Loosening nuts, screws and bolts
S-NT360
PIIB1407E
BR-6
< SYMPTOM DIAGNOSIS >
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
SYMPTOM DIAGNOSIS
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
INFOID:0000000009177163
Use the chart below to find the cause of the symptom. If necessary, repair or replace these parts.
×: Applicable
Reference page
,
,
,
,
,
,
,
,
Possible cause and
SUSPECTED PARTS
Pad
s -
da
ma
ge
d
Pad
s
- un
ev
en
wea
r
Sh
im
s da
ma
ge
d
Roto
r im
ba
la
nc
e
Ro
to
r da
ma
ge
Rotor runout
Roto
r d
efo
rma
tio
n
Roto
r d
efl
ectio
n
Rotor rust
Roto
r th
ic
kn
es
s
va
riat
io
n
PROPELLER SHAF
T
DIFFERE
N
T
IAL
AXLE
AND SUSPE
N
S
ION
TIRE
ROA
D
WHEEL
DRIVE SHAF
T
STEERI
N
G
Symptom
BRAKE
Noise
×
×
×
×
×
×
×
×
×
×
Shake
×
×
×
×
×
×
×
Shimmy, Shudder
×
×
×
×
×
×
×
×
×
×
×
BRAKE PEDAL
BR-7
< BASIC INSPECTION >
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BR
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BASIC INSPECTION
BRAKE PEDAL
Inspection
INFOID:0000000009177169
BRAKE PEDAL HEIGHT
Check the brake pedal height (H
1
) between the dash lower panel (1)
and the brake pedal upper surface.
CAUTION:
Check the brake pedal height with the floor trim removed.
STOP LAMP SWITCH AND ASCD CANCEL SWITCH
Check the clearance (A) between the switch assembly bracket (3),
the stop lamp switch (1) and the ASCD cancel switch (2).
CAUTION:
The stop lamp must turn off when the brake pedal is released.
NOTE:
Pull the brake pedal pad to check that both the stop lamp switch (1)
and ASCD cancel switch (2) contact ends to brake pedal bracket (3)
clearance (A) are within specification.
BRAKE PEDAL PLAY
Check that brake pedal play does not exist.
DEPRESSED BRAKE PEDAL HEIGHT
Check the brake pedal height (H
2
) between the dash lower panel (1)
and the brake pedal upper surface when depressing the brake pedal
at 490 N (50 kg, 110 lb) while turning engine ON.
CAUTION:
Check the depressed brake pedal height with the floor trim
removed.
Brake pedal height (H
1
) : Refer to
JPFIA0065ZZ
Clearance (A) : Refer to
ALFIA0248ZZ
Depressed brake pedal
height (H
2)
: Refer to
JPFIA0068ZZ
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