lock INFINITI FX35 2004 Service Manual

PREPARATION
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Revision: 2004 November 2004 FX35/FX45
PREPARATIONPFP:00002
Special Service ToolsADS000RL
The actual shapes of Kent-Moore tools may differ from those of special service tools illustrated here.
Tool number
(Kent-Moore No.)
Tool nameDescription
ST27862000
(—)
Drift
a: 62.5 mm (2.461 in) dia.
b: 42 mm (1.654 in) dia.

Installing front oil seal into front case
KV38108300
(J44195)
Flange wrench

Removing and installing companion flange
lock nut
KV381054S0
(J34286)
Puller

Removing rear oil seal
ST30720000
(J25405)
Drift
a: 77 mm (3.03 in) dia.
b: 55.5 mm (2.185 in) dia.

Installing rear oil seal
KV40104830
(—)
Drift
a: 76.3 mm (3.004 in) dia.
b: 67.9 mm (2.673 in) dia.

Installing rear oil seal
ST33061000
(J8107-2)
Drift
a: 38 mm (1.50 in) dia.
b: 28.5 mm (1.122 in) dia.

Removing front drive shaft front bearing
ST35322000
(—)
Drift
a: 39 mm (1.54 in) dia.
b: 31 mm (1.22 in) dia.

Removing front drive shaft rear bearing
ZZA0194D
NT771
ZZA0601D
ZZA0811D
ZZA1003D
ZZA0810D
ZZA1000D

TROUBLE DIAGNOSIS
TF-23
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Revision: 2004 November 2004 FX35/FX45
DATA MONITOR MODE
Operation Procedure
1. Perform “CONSULT-II SETTING PROCEDURE”. Refer to TF-21, "CONSULT-II SETTING PROCEDURE"
.
2. Touch “DATA MONITOR”.
3. Select from “SELECT MONITOR ITEM”, screen of data monitor mode is displayed.
NOTE:
When malfunction is detected, CONSULT-II performs REAL-TIME DIAGNOSIS.
Also, any malfunction detected while in this mode will be displayed at real time.
Display Item List
×: Standard –: Not applicable
Monitored item (Unit)Monitor item selection
Remarks
ECU INPUT
SIGNALSMAIN
SIGNALSSELECTION
FROM MENU
FR RH SENSOR [km/h] or [mph]×××Wheel speed calculated by front wheel
sensor RH signal is displayed.
FR LH SENSOR [km/h] or [mph]×××Wheel speed calculated by front wheel
sensor LH signal is displayed.
RR RH SENSOR [km/h] or [mph]×××Wheel speed calculated by rear wheel
sensor RH signal is displayed.
RR LH SENSOR [km/h] or [mph]×××Wheel speed calculated by rear wheel
sensor LH signal is displayed.
BATTERY VOLT [V] – –×Power supply voltage for AWD control unit
THRTL POS SEN [%] – –×Throttle opening status is displayed.
ETS SOLENOID [A] – –×Monitored value of current at AWD sole-
noid
STOP LAMP SW [ON/OFF] – –×Stop lamp switch signal status via CAN
communication line is displayed.
ENG SPEED SIG [RUN/STOP] – –×Engine status is displayed.
ETS ACTUATOR [ON/OFF] – –×Operating condition of AWD actuator relay
(integrated in AWD control unit) is dis-
played.
4WD WARN LAMP [ON/OFF] – –×Control status of AWD warning lamp is dis-
played.
4WD MODE SW [AUTO] – –×AWD lock switch is not equipped, but dis-
played.
4WD MODE MON [AUTO] – –×Control status of AWD is displayed.
DIS-TIRE MONI [mm] – –×Improper size tire installed condition is dis-
played.
P BRAKE SW [ON/OFF] – –×Parking switch signal status via CAN com-
munication line is displayed.
Voltage [V] – –×The value measured by the voltage probe
is displayed.
Frequency [Hz] – –×
The value measured by the pulse probe is
displayed. DUTY-HI (high) [%] – –×
DUTY-LOW (low) [%] – –×
PLS WIDTH-HI [msec] – –×
PLS WIDTH-LOW [msec] – –×

TROUBLE DIAGNOSIS FOR SYSTEM
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Revision: 2004 November 2004 FX35/FX45
TROUBLE DIAGNOSIS FOR SYSTEMPFP:00000
Power Supply Circuit For AWD Control UnitADS000SX
CONSULT-II REFERENCE VALUE IN DATA MONITOR MODE
Data are reference value.
DIAGNOSTIC PROCEDURE
1. CHECK POWER SUPPLY
1. Turn ignition switch “OFF”.
2. Disconnect AWD control unit harness connector.
3. Turn ignition switch “ON”. (Do not start engine.)
4. Check voltage between AWD control unit harness connector ter-
minals and ground.
5. Turn ignition switch “OFF”.
6. Check voltage between AWD control unit harness connector ter-
minals and ground.
OK or NG
OK >> GO TO 2.
NG >> Check the following. If any items are damaged, repair or
replace damaged parts.

10A fuse [No. 12 or 21, located in the fuse block (J/B)]

Harness for short or open between battery and AWD control unit harness connector terminal 9

Harness for short or open between ignition switch and AWD control unit harness connector ter-
minal 7

Ignition switch. Refer to PG-3, "POWER SUPPLY ROUTING CIRCUIT" .
Monitored item [Unit] Condition Display value (Approx.)
BATTERY VOLT [V] Ignition switch: ON Battery voltage
Connector Terminal (Wire color) Voltage (Approx.)
M927 (G/R) - Ground
Battery voltage
9 (G/W) - Ground
SDIA2319E
Connector Terminal (Wire color) Voltage (Approx.)
M927 (G/R) - Ground 0V
9 (G/W) - Ground Battery voltage
SDIA2320E

TF-28
TROUBLE DIAGNOSIS FOR SYSTEM
Revision: 2004 November 2004 FX35/FX45
1. CHECK AWD SOLENOID SIGNAL
With CONSULT-II
1. Start engine.
2. Select “DATA MONITOR” mode for “ALL MODE AWD/4WD” with CONSULT-II.
3. Read out the value of “ETS SOLENOID”.
*: The values are changed by throttle opening and engine speed.
OK or NG
OK >> GO TO 6.
NG >> GO TO 2.
2. CHECK POWER SUPPLY
1. Turn ignition switch “OFF”.
2. Disconnect AWD control unit harness connector.
3. Turn ignition switch “ON”. (Do not start engine.)
4. Check voltage between AWD control unit harness connector ter-
minal 9 and ground.
OK or NG
OK >> GO TO 3.
NG >> Check the following. If any items are damaged, repair or
replace damaged parts.

10A fuse [No. 21, located in the fuse block (J/B)]

Harness for short or open between battery and AWD
control unit harness connector terminal 9
3. CHECK AWD SOLENOID CIRCUIT
1. Turn ignition switch “OFF”.
2. Disconnect AWD control unit harness connector.
3. Check resistance between AWD control unit harness connector
terminals 1 and 2.
OK or NG
OK >> GO TO 6.
NG >> GO TO 4.
Condition Display value
Engine runningAt idle speed Approx. 0.000A
When depressing accelerator
pedalApprox. 0.000 - 2.400A*
SDIA1885E
Connector Terminal (Wire color) Voltage (Approx.)
M92 9 (G/W) - Ground Battery voltage
SDIA1884E
Connector Terminal (Wire color) Resistance (Approx.)
M92 1 (L/W) - 2 (L/OR) (Ground) 2.45 Ω
SDIA1928E

TROUBLE DIAGNOSIS FOR SYMPTOMS
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Revision: 2004 November 2004 FX35/FX45
2. CHECK AWD CONTROL UNIT POWER SUPPLY CIRCUIT
1. Turn ignition switch “OFF”.
2. Disconnect AWD control unit harness connector.
3. Turn ignition switch “ON”. (Do not start engine.)
4. Check voltage between AWD control unit harness connector ter-
minals and ground.
5. Turn ignition switch “OFF”.
6. Check voltage between AWD control unit harness connector ter-
minals and ground.
OK or NG
OK >> GO TO 3.
NG >> Check the following. If any items are damaged, repair or
replace damaged parts.

10A fuse [No. 12 or 21, located in the fuse block (J/B)]

Harness for short or open between battery and AWD control unit harness connector terminal 9

Harness for short or open between ignition switch and AWD control unit harness connector ter-
minal 7

Ignition switch. Refer to PG-3, "POWER SUPPLY ROUTING CIRCUIT" .
3. CHECK AWD CONTROL UNIT GROUND CIRCUIT
1. Turn ignition switch “OFF”.
2. Disconnect AWD control unit harness connector.
3. Check continuity between AWD control unit harness connector
M92 terminals 10 (B), 11 (B) and ground.
Also check harness for short to ground and short to power.
OK or NG
OK >> GO TO 4.
NG >> Repair open circuit or short to ground or short to power
in harness or connectors.
Connector Terminal (Wire color) Voltage (Approx.)
M927 (G/R) - Ground
Battery voltage
9 (G/W) - Ground
SDIA2319E
Connector Terminal (Wire color) Voltage (Approx.)
M927 (G/R) - Ground 0V
9 (G/W) - Ground Battery voltage
SDIA2320E
Continuity should exist.
SDIA1883E

TF-40
REAR OIL SEAL
Revision: 2004 November 2004 FX35/FX45
REAR OIL SEALPFP:33140
Removal and InstallationADS000RQ
REMOVAL
1. Remove the rear propeller shaft. Refer to PR-6, "REAR PROPELLER SHAFT" .
2. Remove companion flange lock nut using the flange wrench.
3. Put matching mark on the end of the main shaft corresponding
to the B position matching mark on the companion flange.
CAUTION:

For matching mark, use paint. Do not damage main shaft.

The mark on the transfer companion flange indicates the
maximum vertical runout position.
4. Remove the companion flange using a puller.
5. Remove the rear oil seal using a tool.
CAUTION:
Be careful not to damage the rear case.Tool number : KV38108300 (J44195)
SDIA1784E
SDIA1798E
SDIA1785E
Tool number : KV381054S0 (J34286)
SDIA1786E

REAR OIL SEAL
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Revision: 2004 November 2004 FX35/FX45
INSTALLATION
1. Apply multi-purpose grease to oil seal lips. Install the rear oil
seal with a drift.
CAUTION:

Do not reuse oil seal.

When installing, do not incline the oil seal.
2. Align the matching mark of main shaft with the matching mark B
of companion flange, then install the companion flange.
3. Using flange wrench, install the companion flange lock nut and
tighten to the specified torque. Refer to TF-44, "
Components" .
CAUTION:
Do not reuse lock nut.
4. Install the rear propeller shaft. Refer to PR-6, "
REAR PROPEL-
LER SHAFT" .
5. Check fluid level. Refer to TF-8, "
Inspection" . Tool number A: ST30720000 (J25405)
B: KV40104830 ( — )
SDIA1688E
Tool number : KV38108300 (J44195)
SDIA1798E

TF-44
TRANSFER ASSEMBLY
Revision: 2004 November 2004 FX35/FX45
ComponentsADS000RT
1. Front case 2. Front oil seal 3. Main shaft oil seal
4. Main shaft bearing 5. Snap ring (hole) 6. Main shaft
7. Needle bearing 8. Sprocket 9. Bolts
10. Electric controlled coupling 11. Oil cover 12. Spacer
13. Snap ring (shaft) 14. Rear bearing 15. Snap ring (hole)
16. Rear oil seal 17. Spacer 18. Companion flange lock nut
19. Companion flange 20. Baffle plate 21. Rear case
22. Filler plug 23. Oil gutter 24. Seal washer
25. Drain plug 26. Retainer 27. Drive chain
28. Front drive shaft rear bearing 29. Front drive shaft 30. Front drive shaft front bearing
31. Dynamic damper 32. Dynamic damper bracket
SDIA2311E

TF-46
TRANSFER ASSEMBLY
Revision: 2004 November 2004 FX35/FX45
4. Remove snap ring from front case.
5. Remove main shaft bearing from front case.
Rear Case
1. Remove the drive chain and front drive shaft from rear case.
2. Remove companion flange lock nut from main shaft using the
flange wrench.
3. Put matching mark on the end of the main shaft corresponding
to the B position matching mark on the companion flange.
SDIA1601E
SDIA1595E
SDIA1693E
Tool number : KV38108300 (J44195)
SDIA1694E
SDIA1798E

TRANSFER ASSEMBLY
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Revision: 2004 November 2004 FX35/FX45
Main Shaft and Electric Controlled Coupling
1. Remove the snap ring from main shaft.
2. Remove the spacer, electric controlled coupling, sprocket and
needle bearing from main shaft.
INSPECTION
Gears

Check the gear faces and shaft for wear, cracks, damage, and seizure.
Bearings

Check for seizure, peeling, wear, corrosion, sticking/abnormal noise/roughness in hand turning, and other
damage.
CAUTION:
When replacing the bearing, always replace the inner race and outer race as a pair.
Front Case and Rear Case

Replace with a new one if found any wear or cracks on the contact sides of the case.
Washers

Check for seizure, damage, and unusual wear.
Oil Seals

Discard old oil seals, replace with new ones.

If wear, deterioration of adherence (sealing force of lips), or damage is detected on the lips, replace them.
Snap Ring

Discard old snap rings, replace with new ones.
Lock Nut

Discard old lock nut, replace with new ones.
ASSEMBLY
Rear Case
1. Install the baffle plate into rear case.
2. Install the main shaft rear bearing into rear case.
SDIA1602E
SDIA1701E