INFINITI FX35 2007 Service Manual

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Revision: 2006 July 2007 FX35/FX45
How to Proceed With Trouble DiagnosisNKS00337
1. Confirm the symptoms and customer complaint.
2. Understand operation description and function description. Refer to WW-39, "
System Description" .
3. Perform the Preliminary Check. Refer to WW-45, "
Preliminary Check" .
4. Check symptom and repair or replace the cause of malfunction.
5. Does the rear wiper and washer operate normally? If YES, GO TO 6. If NO, GO TO 4.
6. INSPECTION END
Preliminary CheckNKS00338
CHECK POWER SUPPLY AND GROUND CIRCUIT
1. CHECK FUSES
Check for blown fuses.
Refer to WW-41, "Wiring Diagram — WIP/ R —" .
OK or NG
OK >> GO TO 2.
NG >> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse, Refer to PG-
3, "POWER SUPPLY ROUTING CIRCUIT" .
2. CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
3. CHECK GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
OK or NG
OK >> INSPECTION END
NG >> Repair harness or connector.
Unit Power source Fuse and fusible link No.
BCM Battery
M
22
Ignition ON or START 1
Front and rear washer pump Ignition ON or START 84
(+) (-) Ignition switch position
BCM connector Terminal OFF ON M3 38 Ground Approx. 0 V Battery voltage
M4 42 Battery voltage Battery voltage
55 Battery voltage Battery voltage
PKIA7520E
BCM connector Terminal Ground Continuity
M4 49
Ye s
52
SKIA5294E

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REAR WIPER AND WASHER SYSTEM
Revision: 2006 July 2007 FX35/FX45
CONSULT-II Functions (BCM)NKS00339
CONSULT-II can display each diagnostic item using the diagnostic test mode shown following.
CONSULT-II BASIC OPERATION
Refer to GI-38, "CONSULT-II Start Procedure" .
DATA MONITOR
Operation Procedure
1. Touch “WIPER” on “SELECT TEST ITEM” screen.
2. Touch “DATA MONITOR” on “SELECT DIAG MODE” screen.
3. Touch either “ALL SIGNALS” or “SELECTION FROM MENU” on “SELECT MONITOR ITEM” screen.
4. When “SELECTION FROM MENU” is selected, touch items to be monitored. When “ALL SIGNALS” is selected, all the items will be monitored.
5. Touch “START”.
6. Touch “RECORD” while monitoring, then the status of the monitored item can be recorded. To stop recording, touch “STOP”.
Display Item List
NOTE:
This item is displayed, but cannot be monitored. BCM diagnosis position Diagnosis mode Description
WIPER DATA MONITOR Displays BCM input data in real time.
ACTIVE TEST Device operation can be checked by applying a drive signal to device.
ALL SIGNALS Monitors all the signals.
SELECTION FROM MENU Selects items and monitors them.
Monitor item Contents
IGN ON SW “ON/OFF” Displays status (ignition switch IGN position: ON/other: OFF) of ignition switch judged from
the ignition switch signal.
IGN SW CAN “ON/OFF” Displays status (ignition switch IGN position: ON/other: OFF) of ignition switch judged from
the ignition switch signal (CAN communication lines).
FR WIPER HI “ON/OFF” Displays status (front wiper switch high position: ON/other: OFF) of front wiper high switch
judged from the front wiper switch signal.
FR WIPER LOW “ON/OFF” Displays status (front wiper switch low position: ON/other: OFF) of front wiper low switch
judged from the front wiper switch signal.
FR WIPER INT “ON/OFF” Displays status (front wiper switch intermittent position: ON/other: OFF) of front wiper intermit-
tent switch judged from the front wiper switch signal.
FR WASHER SW “ON/OFF” Displays status (front washer switch ON position: ON/other: OFF) of front washer switch
judged from the front wiper switch signal.
INT VOLUME “1 - 7” Displays status (wiper intermittent dial position setting 1- 7) of intermittent volume switch
judged from the front wiper switch signal.
FR WIPER STOP “ON/OFF” Displays status (front wiper stop position: ON/move: OFF) of front wiper motor stop judged
from the front wiper auto stop signal.
VEHICLE SPEED “km/h” Displays status vehicle speed as judged from vehicle speed signal.
RR WIPER ON “OFF” Displays status (rear wiper switch ON position: ON/other: OFF) of rear wiper switch judged
from the rear wiper switch signal.
RR WIPER INT “OFF” Displays status (rear wiper switch intermittent position: ON/other: OFF) of rear wiper intermit-
tent switch judged from the rear wiper switch signal.
RR WASHER SW “OFF” Displays status (rear washer switch ON position: ON/other: OFF) of rear washer switch
judged from the rear wiper switch signal.
RR WIPER STOP “OFF” Displays status (rear wiper stop position: OFF/move: ON) of rear wiper motor stop judged
from the rear wiper auto stop signal.
H/L WASH SW
NOTE“ON/OFF” —

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Revision: 2006 July 2007 FX35/FX45
ACTIVE TEST
Operation Procedure
1. Touch “WIPER” on “SELECT TEST ITEM” screen.
2. Touch “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3. Touch item to be tested and check operation of the selected item.
4. During the operation check, touching “OFF” deactivates the operation.
Display Item List
Rear Wiper Does Not OperateNKS0033A
1. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM
With CONSULT-ll
1. Select “BCM” on CONSULT-II, and select “WIPER” on “SELECT TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen. Make sure that “RR WIPER ON”, turn ON-OFF according to
front wiper switch operation.
Without CONSULT-ll
Refer to LT- 11 8 , "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check combination switch (wiper switch). Refer to LT-
11 8 , "Combination Switch Inspection" .
2. ACTIVE TEST
With CONSULT-ll
1. Select “BCM” on CONSULT-II, and select “WIPER” on “SELECT SYSTEM” screen.
2. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
3. Select “REAR WIPER” on “SELECT TEST ITEM” screen.
4. Confirm that rear wiper operates normally.
Without CONSULT-ll
GO TO 3.
Does rear wiper operate normally?
YES >> Replace BCM. Refer to BCS-14, "Removal and Installa-
tion of BCM" .
NO >> GO TO 3.
Test item Display on CONSULT-II screen Description
Front wiper output FR WIPER With a certain operation (OFF, HI, LO, INT), front wiper can be operated. Rear wiper output RR WIPER Rear wiper can be operated by any ON-OFF operation
PKIA7660E
SKIA3503E

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REAR WIPER AND WASHER SYSTEM
Revision: 2006 July 2007 FX35/FX45
3. CHECK BCM
With rear wiper switch ON, check voltage between rear wiper motor
harness connector D107 terminal 4 and ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 5.
4. CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect rear wiper motor connector.
3. Check continuity between rear wiper motor harness connector D107 terminal 2 and ground.
OK or NG
OK >> Replace rear wiper motor.
NG >> Repair harness or connector.
5. CHECK REAR WIPER CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and rear wiper motor connector.
3. Check continuity between BCM harness connector B14 terminal 70 and rear wiper motor harness connector D107 terminal 4.
4. Check continuity between BCM harness connector B14 termi- nals 70 and ground.
OK or NG
OK >> Replace BCM. Refer to BCS-14, "Removal and Installation of BCM" .
NG >> Repair harness or connector. 4 – Ground : Battery voltage.
PKIB1784E
2 – Ground : Continuity should exist.
PKIA5200E
70 – 4 : Continuity should exist.
70 – Ground : Continuity should not exist.
PKID0795E

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Revision: 2006 July 2007 FX35/FX45
Rear Wiper Does Not Return to Stop PositionNKS0033B
1. CHECK REAR WIPER MOTOR CIRCUIT
With CONSULT-ll
1. Select “BCM” on CONSULT-II, and select “WIPER” on “SELECT TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen. Make sure that “RR WIPER STOP”, turn ON-OFF linked with
rear wiper switch operation.
Without CONSULT-ll
GO TO 2.
OK or NG
OK >> Replace BCM. Refer to BCS-14, "Removal and Installa-
tion of BCM" .
NG >> GO TO 2.
2. CHECK REAR WIPER AUTO STOP CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM connector and rear wiper motor connector.
3. Check continuity between BCM harness connector B14 terminal 59 and rear wiper motor harness connector D107 terminal 3.
4. Check continuity between BCM harness connector B14 terminal 59 and ground.
5. Check continuity between rear wiper motor harness connector D107 terminal 2 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair harness or connector.
PKIA7660E
59 – 3 : Continuity should exist.
59 – Ground : Continuity should not exist.
PKID0796E
2 – Ground : Continuity should exist.
PKIA5200E

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Revision: 2006 July 2007 FX35/FX45
3. CHECK REAR WIPER MOTOR SIGNAL
1. Connect BCM connector and rear wiper motor connector.
2. Turn ignition switch ON.
3. Check voltage between rear wiper motor harness connector ter- minal and ground while rear wiper motor is stopped and while it
is operating.
OK or NG
OK >> Replace BCM. Refer to BCS-14, "Removal and Installation of BCM" .
NG >> Replace rear wiper motor.
Only Rear Wiper ON Does Not OperateNKS0033C
Refer to LT- 11 8 , "Combination Switch Inspection" .
Only Rear Wiper INT Does Not OperateNKS0033D
Refer to LT- 11 8 , "Combination Switch Inspection" .
Wiper Does Not Wipe When Rear Washer OperatesNKS0033E
Refer to LT- 11 8 , "Combination Switch Inspection" .
Rear Wipers Do Not StopNKS0033F
1. CHECK CIRCUIT BETWEEN COMBINATION SWITCH AND BCM
With CONSULT-ll
1. Select “BCM” on CONSULT-II, and select “WIPER” on “SELECT TEST ITEM” screen.
2. Select “DATA MONITOR” on “SELECT DIAG MODE” screen. Make sure that “RR WIPER INT”, “RR WIPER ON”, and “RR
WASHER SW” turn ON-OFF according to wiper switch opera-
tion.
Without CONSULT-ll
Refer to LT- 11 8 , "
Combination Switch Inspection" .
OK or NG
OK >> Replace BCM. Refer to BCS-14, "Removal and Installa-
tion of BCM" .
NG >> Check combination switch (wiper switch). Refer to LT- 11 8 , "
Combination Switch Inspection" .
(+)
(-) Condition Voltage
Rear wiper
motor Connector Te r m i n a l
D107 3 Ground Wiper stopped Battery voltage
Wiper operating Approx. 0 V
PKIA5203E
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Removal and Installation of Rear Wiper Arm, Adjustment of Wiper Arms Stop
Location
NKS004P1
REMOVAL
1. Turn rear wiper switch ON to operate wiper motor, then turn rear wiper switch OFF (auto stop).
2. Remove rear wiper arm cap, and remove rear wiper arm nut.
3. Remove rear wiper arm from the vehicle.
INSTALLATION
1. Clean up the pivot area as shown in the figure. This will reduce possibility of rear wiper arm nuts looseness.
2. Prior to rear wiper arms installation, turn rear wiper switch ON to operate wiper motor, and then turn rear wiper switch OFF (auto
stop).
3. Lift the blade up and then set it down onto back door window glass surface to set the blade center to lowest heat wire immedi-
ately.
4. Tighten rear wiper arm nuts to specified torque.
5. Spray washer fluid. Turn on rear wiper switch ON to operate wiper motor, and then turn rear wiper switch OFF (auto stop).
6. Ensure that wiper blade stop within the following range.
7. Install rear wiper arm cap.
Removal and Installation of Rear Wiper BladeNKS004P2
REMOVAL
1. Remove rear wiper arm. Refer to WW-51, "REMOVAL" .
2. Turn rear wiper blade 90 degrees against rear wiper arm, and pull it out downward for removal.
CAUTION:
Replace rear wiper blade as rear wiper blade assembly.
SKIA0082J
Rear wiper arm nut : 8.8 N·m (0.90 kg-m, 78 in-lb)
Lowest heat wire : ± 3.75 mm ( ± 0.148 in)
PKID0496E
SKIA6169E

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Revision: 2006 July 2007 FX35/FX45
INSTALLATION
Installation is the reverse order of removal.
Removal and Installation of Rear Wiper Motor NKS004P3
REMOVAL
1. Remove rear wiper arm. Refer to WW-51, "REMOVAL" .
2. Remove pivot cap, and remove nut from vehicle.
3. Remove back door finisher. Refer to EI-47, "
BACK DOOR TRIM" .
4. Disconnect rear wiper motor connector.
5. Remove rear wiper motor mounting bolts and remove rear wiper motor from vehicle.
CAUTION:
Never remove cushion rubber.
INSTALLATION
1. Install rear wiper motor to the vehicle.
2. Connect rear wiper motor connector. Turn rear wiper switch ON to operate rear wiper motor, and then turn rear wiper switch OFF (auto stop).
3. Install back door finisher. Refer to EI-47, "
BACK DOOR TRIM" .
4. Install pivot cap, and nut.
5. Install rear wiper arm and rear wiper arm caps. Refer to WW-51, "
INSTALLATION" .
CAUTION:
Never drop the wiper motor or cause it to contact other parts.
1. Rear wiper motor 2. Rear wiper mounting bolts 3. Rear wiper blade
4. Rear wiper arm 5. Rear wiper arm cap 6. Rear wiper arm nut
7. Pivot cap 8. Nut 9. Washer
10. Cushion rubber
SKIB7578E
PKIB3588E
Rear wiper motor mounting bolts : 5.8 N·m (0.59 kg-m, 51 in-lb)

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Revision: 2006 July 2007 FX35/FX45
Washer Nozzle AdjustmentNKS004P4

Adjust spray positions as shown in the figure.
Unit: mm (in)

Insert a needle or suitable tool into the nozzle hole and move it
to adjust the spray position.
Washer Tube LayoutNKS0033L
Spray position h (height) (width) φ
S
A, B 2.5 (0.098) 80 (3.15) 30 (1.18)
SKIA5088E
Adjustable range : ± 15 ° (In any direction)
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PKIC9709E

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Removal and Installation of Washer NozzleNKS004P5
REMOVAL
1. Remove high-mounted stop lamp. Refer to LT- 1 2 8 , "High-
Mounted Stop Lamp" .
2. Remove screw and remove washer nozzle from high-mounted stop lamp.
INSTALLATION
Installation is the reverse order of removal. Adjust nozzle spray location. Refer to WW-53, "Washer Nozzle
Adjustment" .
Check ValveNKS004P6
Blow check valve. Confirm that the air ventilates. Also confirm that
inhalation is impossible.
CAUTION:
A check valve is provided in the washer fluid line. Be careful not
to connect check valve to washer tube in the wrong direction.
Inspection of Front Wiper and Washer Switch CircuitNKS004P7
Refer to LT- 11 8 , "Combination Switch Inspection" .
Removal and Installation of Rear Wiper and Washer SwitchNKS0033N
Refer to WW-37, "Removal and Installation of Front Wiper and Washer Switch" .
Removal and Installation of Washer TankNKS0033O
Refer to WW-37, "Removal and Installation of Washer Tank" .
Removal and Installation of Front and Rear Washer pumpNKS0033P
Refer to WW-38, "Removal and Installation of Front and Rear Washer Pump" .
PKIB6132E
SEL411H