Ac system INFINITI FX35 2006 Service Manual

REAR WIPER AND WASHER SYSTEM WW-45
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Revision: 2006 December 2006 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 FUSE
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
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
PKIB5199E
BCM connector Terminal Ground Continuity
M4 49
Ye s
52
PKIB3545E

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REAR WIPER AND WASHER SYSTEM
Revision: 2006 December 2006 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.
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.
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 “ignition switch ON (ON)/Other OFF or ACC (OFF)” status as judged from ignition
switch signal.
IGN SW CAN “ON/OFF” Displays “ignition switch ON (ON)/Other OFF or ACC (OFF)” status as judged from CAN com-
munication signal.
FR WIPER HI “ON/OFF” Displays “FRONT WIPER HI (ON)/Other (OFF)” status as judged from wiper switch signal.
FR WIPER LOW “ON/OFF” Displays “FRONT WIPER LOW (ON)/Other (OFF)” status as judged from wiper switch signal.
FR WIPER INT “ON/OFF” Displays “FRONT WIPER INT (ON)/Other (OFF)” status as judged from wiper switch signal.
FR WASHER SW “ON/OFF” Displays “FRONT WASHER Switch (ON)/Other (OFF)” status as judged from wiper switch
signal.
INT VOLUME “1 - 7” Displays intermittent operation dial position setting (1 - 7) as judged from wiper switch signal.
FR WIPER STOP “ON/OFF” Displays “Stopped (ON)/Operating (OFF)” status as judged from auto-stop signal.
VEHICLE SPEED “km/h” Displays vehicle speed status as judged from vehicle speed signal.
RR WIPER ON “ON/OFF” Displays “Rear Wiper ON (ON)/Other (OFF)” status as judged from wiper switch signal.
RR WIPER INT “ON/OFF” Displays “Rear Wiper INT (ON)/Other (OFF)” status as judged from wiper switch signal.
RR WASHER SW “ON/OFF” Displays “Rear Washer Switch (ON)/Other (OFF)” status as judged from wiper switch signal.
RR WIPER STOP “ON/OFF” Displays “Rear Wiper Stop (ON)/Other (OFF)” status, as judged from wiper switch signal.
RR WIPER STP2
NOTE“OFF” —
H/L WASH SW
NOTE“OFF” —

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Revision: 2006 December 2006 FX35/FX45
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- 1 2 0 , "
Combination Switch Inspection" .
OK or NG
OK >> GO TO 2.
NG >> Check combination switch (wiper switch). Refer to LT-
120, "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-15, "Removal and Installa-
tion of BCM" .
NO >> GO TO 3.
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.
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
4 – Ground : Battery voltage.
PKIB1784E

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Revision: 2006 December 2006 FX35/FX45
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 termi- nals 70 and rear wiper motor harness connector D107 terminals
4.
4. Check continuity between BCM harness connector B14 termi- nals 70 and ground.
OK or NG
OK >> Replace BCM. Refer to BCS-15, "Removal and Installation of BCM" .
NG >> Repair harness or connector.
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-15, "Removal and Installa-
tion of BCM" .
NG >> GO TO 2. 2 – Ground : Continuity should exist.
PKIA5200E
70 – 4 : Continuity should exist.
70 – Ground : Continuity should not exist.
PKIB5177E
PKIA7660E

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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.
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-15, "Removal and Installation of BCM" .
NG >> Replace rear wiper motor.
Only Rear Wiper ON Does Not OperateNKS0033C
Refer to LT- 1 2 0 , "Combination Switch Inspection" , and inspect it.
Only Rear Wiper INT Does Not OperateNKS0033D
Refer to LT- 1 2 0 , "Combination Switch Inspection" , and inspect it.
Wiper Does Not Wipe When Rear Washer OperatesNKS0033E
Refer to LT- 1 2 0 , "Combination Switch Inspection" , and inspect it.
59 – 3 : Continuity should exist.
59 – Ground : Continuity should not exist.
PKIB6491E
2 – Ground : Continuity should exist.
PKIA5200E
(+) (-) Condition Voltage
Rear wiper
motor Connector Terminal
D107 3 Ground Wiper stopped Battery voltage
Wiper operating Approx. 0 V
PKIA5203E

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Revision: 2006 December 2006 FX35/FX45
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- 1 2 0 , "
Combination Switch Inspection" .
OK or NG
OK >> Replace BCM. Refer to BCS-15, "Removal and Installa-
tion of BCM" .
NG >> Check combination switch (wiper switch). Refer to LT- 1 2 0 , "
Combination Switch Inspection" .
PKIA7660E

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Removal and Installation of Rear Wiper Arm, Adjustment of Wiper Arms Stop
Location
NKS0033G
REMOVAL
1. Operate wiper motor, and stop it at the auto stop position.
2. Remove cover wiper arm.
3. Remove wiper arm nut, and remove wiper arm from vehicle.
INSTALLATION
1. Prior to wiper arm installation, turn on wiper switch to operate wiper motor and then turn it “OFF” (auto stop).
2. Lift the blade up and then set it down onto glass surface to set the blade center to clearance “L” immediately before tightening
nut.
3. Eject washer fluid. Turn on wiper switch to operate wiper motor and then turn it “OFF”.
4. Ensure that wiper blades stop within clearance “L”.

Tighten wiper arm nuts to specified torque.
5. Installation is the reverse order of removal.
Removal and Installation of Rear Wiper Motor NKS0033H
Clearance “L” : 45 – 60 mm (1.77 - 2.36 in)
Rear wiper arm nut : 5.0 N·m (0.51 kg-m, 44 in-lb)
PKIB3565E
1. Rear wiper motor 2. Screw 3. Wiper blade
4. Wiper arm 5. Cover wiper arm 6. Nut
7. Pivot cap 8. Nut 9. Washer
10. Cushion rubber
SKIB7578E

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REAR WIPER AND WASHER SYSTEM
Revision: 2006 December 2006 FX35/FX45
REMOVAL
1. Remove wiper arm. Refer to WW-51, "REMOVAL" .
2. Remove pivot cap, and remove nut and nozzle or tube from vehicle.
3. Remove back door finisher. Refer to EI-46, "
BACK DOOR
TRIM" .
4. Disconnect rear wiper motor connector.
5. Remove rear wiper motor mounting bolts and remove rear wiper motor.
CAUTION:
Never remove cushion rubber.
INSTALLATION
1. Clean up the pivot area as illustrated. This will reduce possibility of wiper arm looseness.
2. Attach pivot cap.
3. Install rear wiper motor to the vehicle.
4. Connect rear wiper motor connector. Turn rear wiper switch ON to operate rear wiper motor, then turn wiper switch OFF (auto
stop).
5. Install back door finisher. Refer to EI-46, "
BACK DOOR TRIM" .
6. Attach wiper arm.
CAUTION:
Never drop the wiper motor or cause it to contact other parts.
Removal and Installation of Rear Wiper BladeNKS0033I
REMOVAL
1. Remove wiper arm. Refer to WW-51, "REMOVAL" .
2. Turn wiper blade 90 degrees against wiper arm, and pull it out downward for removal.
CAUTION:
Replace wiper blade as wiper blade assembly.
INSTALLATION
Installation is the reverse order of removal.
PKIB3588E
Rear wiper motor
mounting bolt : 5.9 N·m (0.59 kg-m, 51 in-lb)
SEL024J
SKIA6169E

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Revision: 2006 December 2006 FX35/FX45
Washer Nozzle AdjustmentNKS0033J
Adjust washer nozzle with suitable tool as shown in the figure.
Unit: mm (in)
Removal and Installation of Washer NozzleNKS0033K
REMOVAL
1. Remove high-mounted stop lamp. Refer to LT- 1 3 0 , "High-
Mounted Stop Lamp" .
2. Remove screw and remove washer nozzle from high-mounted stop lamp.
INSTALLATION
Installation is the reverse order of removal.
Spray position h (height) (width) φ
S
A, B 2.5 (0.098) 80 (3.15) 30 (1.18)
Adjustable range : ±15 ° (In any direction)
SKIA5088E
SKIA5087E
PKIB6132E

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Washer Tube LayoutNKS0033L
Check ValveNKS0033M
A check valve is provided in the washer fluid line. Be careful not to
connect check valve to washer tube in the wrong direction.
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 Washer pumpNKS0033P
Refer to WW-38, "Removal and Installation of Washer Pump" .
PKIC9709E
SEL411H