2004 INFINITI FX35 brake

EM-116
[VQ35DE]
ENGINE ASSEMBLY
Revision: 2004 November 2004 FX35/FX45
Preparation
1. Release fuel pressure. Refer to EC-51, "FUEL PRESSURE RELEASE" .
2. Disconnect both battery terminals.
3. Remove engine cover (Refer to EM-19, "
INTAKE MANIFOLD COLLECTOR" ), battery cover and LH/RH
sides front tire.
4. Remove front and rear engine undercover and front cross bar with power tool.
5. Drain engine coolant from radiator drain plug. Refer to CO-11, "
Changing Engine Coolant" .
6. Remove cowl top cover RH. Refer to EI-24, "
COWL TOP" .
7. Remove air duct and air cleaner case assembly. Refer to EM-17, "
AIR CLEANER AND AIR DUCT" .
8. Remove radiator upper and lower hoses. Refer to CO-14, "
RADIATOR" .
Engine Room
1. Disconnect heater hose from vehicle-side, and fit a plug onto hose end to prevent engine coolant leak.
2. Disconnect grounding wire (between vehicle to left bank cylinder head).
3. Disconnect battery positive cable at vehicle side and temporarily fasten it on engine.
4. Disconnect engine room harness connectors shown in the fig-
ure.
5. Disconnect A/C piping from A/C compressor, and temporarily fasten it on vehicle with a rope.
6. Disconnect two body ground cables.
7. Disconnect brake booster vacuum hose.
8. Disconnect fuel feed hose and EVAP hose.
CAUTION:
Fit plugs onto disconnected hoses to prevent fuel leak.
9. Remove power steering oil pump reservoir tank and piping from vehicle, and temporarily secure them on
engine. Refer to PS-31, "
POWER STEERING OIL PUMP" .
CAUTION:
When temporarily securing, keep them upright to avoid a fluid leak.
Passenger Room Side
1. Follow procedure below to disconnect engine room harness connectors at passenger room side, and tem-
porarily secure them on engine.
a. Remove passenger-side kicking plate, dash side finisher, and
glove box. Refer to EI-37, "
BODY SIDE TRIM" and IP-10,
"INSTRUMENT PANEL ASSEMBLY" .
b. Disconnect engine room harness connectors at unit sides ECM
and other.
c. Disengage intermediate fixing point. Pull out engine room har-
nesses to engine room side, and temporarily secure them on
engine.
CAUTION:

When pulling out harnesses, take care not to damage
harnesses and connectors.

After temporarily securing, cover connectors with vinyl or similar material to protect against for-
eign material adhesion.
SBIA0472E
SBIA0473E

FAX-2
[2WD]
PREPARATION
Revision: 2004 November 2004 FX35/FX45
[2WD]PREPARATIONPFP:00002
Special Service Tools (SST)ADS000HM
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service ToolsADS000HN
Tool number
(Kent-Moore No.)
Tool nameDescription
HT72520000
(J25730-A)
Ball joint remover
a: 33 mm (1.30 in)
b: 50 mm (1.97 in)
r: 11.5 mm (0.453 in)

Removing steering outer socket

Removing transverse link
NT546
Tool name Description
Power tool

Removing wheel nuts

Removing brake caliper assembly

Removing strut lower side

Removing wheel hub and bearing
assembly
PBIC0190E

FAX-4
[2WD]
FRONT WHEEL HUB AND KNUCKLE
Revision: 2004 November 2004 FX35/FX45
FRONT WHEEL HUB AND KNUCKLEPFP:40202
On-Vehicle Inspection and ServiceADS000HP
Make sure the mounting conditions (looseness, back lash) of each component and component status (wear,
damage) are normal.
WHEEL BEARING INSPECTION

Move wheel hub in the axial direction by hand. Make sure there is no looseness of wheel bearing.

Rotate wheel hub and make sure there is no unusual noise or other irregular conditions. If there are any
irregular conditions, replace wheel hub and bearing assembly.
Removal and InstallationADS000HQ
REMOVAL
1. Remove tire from vehicle with power tool.
2. Remove brake caliper with power tool. Hang it in a place where it will not interfere with work. Refer to BR-
20, "FRONT DISC BRAKE" .
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
3. Remove disc rotor.
4. Remove wheel sensor from wheel hub and bearing assembly. Refer to BRC-57, "
WHEEL SENSORS" .
CAUTION:
Do not pull on wheel sensor harness.
5. Remove cotter pin at steering outer socket, then loosen mounting nut.Axial end play : 0.05 mm (0.002 in) or less
1. Disc rotor 2. Wheel hub and bearing assembly 3. Splash guard
4. Steering knuckle 5. Cotter pin
SDIA1437E

FAX-8
[AWD]
PREPARATION
Revision: 2004 November 2004 FX35/FX45
PREPARATIONPFP:00002
Special Service Tools (SST)ADS000OI
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Commercial Service ToolsADS000OJ
Tool number
(Kent-Moore No.)
Tool nameDescription
HT72520000
(J25730-A)
Ball joint remover
a: 33 mm (1.30 in)
b: 50 mm (1.97 in)
r: 11.5 mm (0.453 in)

Removing steering outer socket

Removing transverse link
KV381 00500
( — )
Drift
a: 80 mm (3.15 in) dia.
b: 60 mm (2.36 in) dia.Installing drive shaft plug
KV381 02200
( — )
Drift
a: 90 mm (3.54 in) dia.
b: 31 mm (1.22 in) dia.Installing drive shaft plug
NT546
ZZA0701D
ZZA0920D
Tool name Description
Power tool

Removing wheel nuts

Removing brake caliper assembly

Removing hub lock nut

Removing strut lower side

Removing wheel hub and bearing assembly

Removing undercoverPBIC0190E

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
FAX-9
[AWD]
C
E
F
G
H
I
J
K
L
MA
B
FA X
Revision: 2004 November 2004 FX35/FX45
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTINGPFP:00003
NVH Troubleshooting ChartADS000OK
Use chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.
×: ApplicableReference page
—
FAX-15—
FAX-10—
FAX-10
NVH in FFD section
NVH in FAX and FSU section
Refer to FRONT AXLE in this chart.
NVH in WT section
NVH in WT section
Refer to DRIVE SHAFT in this chart.
NVH in BR section
NVH in PS section
Possible cause and SUSPECTED PARTS
Excessive joint angle
Joint sliding resistance
Imbalance
Improper installation, looseness
Parts interference
Wheel bearing damage
FRONT DIFFERENTIAL
FRONT AXLE AND FRONT SUSPENSION
FRONT AXLE
TIRES
ROAD WHEEL
DRIVE SHAFT
BRAKES
STEERING
SymptomDRIVE
SHAFTNoise×× ×××××× ××
Shake×× ×××××××
FRONT
AXLENoise×××× ××××××
Shake××× ××××××
Vibration××× ××××
Shimmy×× ××× ××
Judder××××××
Poor quality ride or handling×× ×××

FAX-10
[AWD]
FRONT WHEEL HUB AND KNUCKLE
Revision: 2004 November 2004 FX35/FX45
FRONT WHEEL HUB AND KNUCKLEPFP:40202
On-Vehicle Inspection and ServiceADS000OL
Make sure the mounting conditions (looseness, back lash) of each component and component status (wear,
damage) are normal.
WHEEL BEARING INSPECTION

Move wheel hub in the axial direction by hand. Make sure there is no looseness of wheel bearing.

Rotate wheel hub and make sure there is no unusual noise or other irregular conditions. If there are any
irregular conditions, replace wheel hub and bearing assembly.
Removal and InstallationADS000OM
REMOVAL
1. Remove tire from vehicle with power tool.
2. Remove brake caliper with power tool. Hang it in a place where it will not interfere with work. Refer to BR-
20, "FRONT DISC BRAKE" .
NOTE:
Avoid depressing brake pedal while brake caliper is removed.
3. Remove disc rotor.
4. Remove wheel sensor from wheel hub and bearing assembly. Refer to BRC-57, "
WHEEL SENSORS" .
CAUTION:
Do not pull on wheel sensor harness.
5. Remove cotter pin at steering outer socket, then loosen mounting nut.Axial end play : 0.05 mm (0.002 in) or less
1. Cotter pin 2. Washer 3. Disc rotor
4. Wheel hub and bearing assembly 5. Splash guard 6. Steering knuckle
SDIA1440E

FAX-12
[AWD]
FRONT DRIVE SHAFT
Revision: 2004 November 2004 FX35/FX45
FRONT DRIVE SHAFTPFP:39100
Removal and Installation (Left Side)ADS000ON
REMOVAL
1. Remove tire from vehicle with power tool.
2. Remove undercover with power tool.
3. Remove cotter pin. Then remove lock nut from drive shaft with power tool.
4. Remove wheel sensor harness from strut assembly. Refer to BRC-57, "
WHEEL SENSORS" .
CAUTION:
Do not pull on wheel sensor harness.
5. Remove brake hose lock plate. Then remove brake hose from strut assembly. Refer to BR-11, "
BRAKE
PIPING AND HOSE" .
6. Remove fixing bolts and nuts between strut assembly and steering knuckle with power tool.
7. Remove drive shaft from steering knuckle.
CAUTION:
When removing drive shaft, do not apply an excessive angle to drive shaft joint. Also be careful
not to excessively extend slide joint.
8. Remove fixing bolt of front final drive side assembly drive shaft with power tool, then remove drive shaft
from vehicle.
INSPECTION AFTER REMOVAL

Move joint up/down, left /right, and in the axial direction. Check for any rough movement or significant
looseness.

Check boot for cracks or other damage, and also for grease
leakage.

If a trouble is found, disassemble drive shaft, and then replace
with new one.
INSTALLATION

Refer to FA X - 1 2 , "Removal and Installation (Left Side)" for tightening torque. Install in the reverse order of
removal.
NOTE:
Refer to component parts location and do not reuse non-reusable parts.

Check the following item after service.
–Installation condition of wheel sensor harness
1. Cotter pin 2. Washer
SDIA1441E
SDIA1046J

FRONT DRIVE SHAFT
FAX-13
[AWD]
C
E
F
G
H
I
J
K
L
MA
B
FA X
Revision: 2004 November 2004 FX35/FX45
Removal and Installation (Right Side)ADS000OO
REMOVAL
1. Remove tire from vehicle with power tool.
2. Remove undercover with power tool.
3. Remove cotter pin. Then remove lock nut from drive shaft with power tool.
4. Remove wheel sensor harness from strut assembly. Refer to BRC-57, "
WHEEL SENSORS" .
CAUTION:
Do not pull on wheel sensor harness.
5. Remove brake hose lock prate. Then remove brake hose from strut assembly. Refer to BR-11, "
BRAKE
PIPING AND HOSE" .
6. Remove fixing bolts and nuts between strut assembly and steering knuckle with power tool.
7. Remove drive shaft from steering knuckle.
CAUTION:
When removing drive shaft, do not apply an excessive angle to drive shaft joint. Also be careful
not to excessively extend slide joint.
8. Pry off drive shaft from front final drive assembly side as shown
in the figure.
INSPECTION AFTER REMOVAL

Move joint up/down, left/right, and in the axial direction. Check for any rough movement or significant
looseness.

Check boot for cracks or other damage, and also for grease
leakage.

If a trouble is found, disassemble drive shaft, and then replace
with new one.
1. Cotter pin 2. Washer
SDIA1442E
SDIA1489E
SFA108A