2006 INFINITI M35 Motor

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FRONT WIPER AND WASHER SYSTEM
Revision: 2006 January2006 M35/M45
Only Front Wiper LO Does Not OperateNKS003WR
1. ACTIVE TEST
With CONSULT-II
1. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on
“SELECT DIAG MODE” screen.
2. Select “FRONT WIPER” on “SELECT TEST ITEM” screen.
3. Touch “LO” screen.
Without CONSULT-II
Start up auto active test. Refer to PG-24, "
Auto Active Test" .
Does front wiper operate normally?
YES >> Refer to LT- 2 4 0 , "Combination Switch Inspection" .
NO >> GO TO 2.
2. CHECK IPDM E/R
With CONSULT-ll
1. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
2. Select “FRONT WIPER” on “SELECT TEST ITEM” screen.
3. Touch “LO” screen.
4. Check voltage between IPDM E/R harness connector E7 termi-
nal 23 and ground while front wiper LO is operating.
Without CONSULT-ll
1. Start up auto active test. Refer to PG-24, "
Auto Active Test" .
2. Check voltage between IPDM E/R harness connector E7 termi-
nal 23 and ground while front wiper LO is operating.
OK or NG
OK >> GO TO 3.
NG >> Replace IPDM E/R. Refer to PG-31, "
Removal and Installation of IPDM E/R" .
3. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT WIPER MOTOR
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and front wiper motor connector.
3. Check continuity between IPDM E/R harness connector (A) E7
terminal 23 and front wiper motor harness connector (B) E27
terminal 3.
4. Check continuity between IPDM E/R harness connector (A) E7
terminal 23 and ground.
OK or NG
OK >> GO TO 4.
NG >> Repair harness or connector.
SKIA3486E
23 – Ground : Battery voltage
23 – Ground : Battery voltage
SKIB4673E
23 – 3 : Continuity should exist.
23 – Ground : Continuity should not exist.
SKIB4682E

FRONT WIPER AND WASHER SYSTEM
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Revision: 2006 January2006 M35/M45
4. CHECK FRONT WIPER REVERSE RELAY
1. Remove front wiper reverse relay.
2. Check continuity between terminal 3 and 4.
OK or NG
OK >> GO TO 5.
NG >> Replace front wiper reverse relay.
5. CHECK CIRCUIT BETWEEN FRONT WIPER REVERSE RELAY AND GROUND
Check continuity between front wiper reverse relay harness connec-
tor E33 terminal 4 and ground.
OK or NG
OK >> Replace front wiper motor. Refer to WW-43, "Disassem-
bly and Assembly of Front Wiper Drive Assembly" .
NG >> Repair harness or connector.
Only Front Wiper HI Does Not OperateNKS003WS
1. ACTIVE TEST
With CONSULT-II
1. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on
“SELECT DIAG MODE” screen.
2. Select “FRONT WIPER” on “SELECT TEST ITEM” screen.
3. Touch “HI” screen.
Without CONSULT-II
Start up auto active test. Refer to PG-24, "
Auto Active Test" .
Does front wiper operate normally?
YES >> Refer to LT- 2 4 0 , "Combination Switch Inspection" .
NO >> GO TO 2.
2. CHECK IPDM E/R OUTPUT SIGNAL
1. Remove front wiper reverse relay.
2. Check voltage between front wiper reverse relay harness con-
nector E33 terminal 5 and ground.
OK or NG
OK >> GO TO 4.
NG >> GO TO 3.3 – 4 : Continuity should exist.
SKIB4660E
4 – Ground : Continuity should exist.
SKIB4674E
SKIA3486E
5 – Ground : Battery voltage
SKIB4958E

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FRONT WIPER AND WASHER SYSTEM
Revision: 2006 January2006 M35/M45
3. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT WIPER REVERSE RELAY
1. Disconnect IPDM E/R connector.
2. Check continuity between IPDM E/R harness connector (A) E7
terminal 19 and front wiper reverse relay harness connector (B)
E33 terminal 5.
3. Check continuity between IPDM E/R harness connector (A) E7
terminal 19 and ground.
OK or NG
OK >> Replace IPDM E/R. Refer to PG-31, "Removal and
Installation of IPDM E/R" .
NG >> Repair harness or connector.
4. CHECK FRONT WIPER REVERSE RELAY
1. Apply battery voltage to between terminal 1 and 2.
2. Check continuity between terminal 3 and 5.
OK or NG
OK >> GO TO 5.
NG >> Replace front wiper reverse relay.
5. CHECK CIRCUIT BETWEEN IPDM E/R AND FRONT WIPER MOTOR
1. Turn ignition switch OFF.
2. Disconnect IPDM E/R connector and front wiper motor connector.
3. Check continuity between IPDM E/R harness connector (A) E7
terminal 31 and front wiper motor harness connector (B) E27
terminal 2.
OK or NG
OK >> GO TO 6.
NG >> Repair harness or connector.19 – 5 : Continuity should exist.
19 – Ground : Continuity should not exist.
SKIB4959E
3 – 5 : Continuity should exist.
SKIB4671E
31 – 2 : Continuity should exist.
SKIB4679E

FRONT WIPER AND WASHER SYSTEM
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Revision: 2006 January2006 M35/M45
6. CHECK IPDM E/R
With CONSULT-II
1. Connect IPDM E/R connector and front wiper motor connector.
2. Install front wiper reverse relay.
3. Select “IPDM E/R” on CONSULT-II. Select “ACTIVE TEST” on “SELECT DIAG MODE” screen.
4. Select “FRONT WIPER” on “SELECT TEST ITEM” screen.
5. Touch “HI” screen.
6. Check voltage between IPDM E/R harness connector E7 termi-
nal 31 and ground while front wiper HI is operating.
Without CONSULT-II
1. Connect IPDM E/R connector and front wiper motor connector.
2. Install front wiper reverse relay.
3. Start up auto active test. Refer to PG-24, "
Auto Active Test" .
4. Check voltage between IPDM E/R harness connector E7 termi-
nal 31 and ground while front wiper HI is operating.
OK or NG
OK >> Replace front wiper motor. Refer to WW-43, "Disassembly and Assembly of Front Wiper Drive
Assembly" .
NG >> Replace IPDM E/R. Refer to PG-31, "
Removal and Installation of IPDM E/R" .
Only Front Wiper Intermittent Does Not OperateNKS003WT
1. CHECK COMBINATION SWITCH
With CONSULT-II
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 “FR WIPER INT”, turn ON-OFF according to
wiper switch operation.
Without CONSULT-II
Refer to LT-240, "
Combination Switch Inspection" .
OK or NG
OK >> Replace BCM. Refer to BCS-17, "Removal and Installa-
tion of BCM" .
NG >> Check combination switch (wiper switch) Refer to LT-
240, "Combination Switch Inspection" .
Front Wiper Interval Time Is Not Controlled by Vehicle SpeedNKS003WU
1. CHECK FUNCTION OF COMBINATION METER
Confirm that speedometer operates normally.
Does front wiper operate normally?
YES >> GO TO 2.
NO >> Combination meter vehicle speed system malfunction. Refer to DI-20, "
Vehicle Speed Signal
Inspection" . 31 – Ground : Approx. 0V.
31 – Ground : Approx. 0V.
SKIB4678E
PKIB0110E

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FRONT WIPER AND WASHER SYSTEM
Revision: 2006 January2006 M35/M45
Removal and Installation of Front Wiper Arms, Adjustment of Wiper Arms Stop
Location
NKS003WY
REMOVAL
1. Turn wiper switch ON to operate wiper motor, and then turn wiper switch OFF (auto stop).
2. Open hood, remove arm caps, and remove wiper arm nuts.
3. Raise wiper arm, and remove wiper arm from the vehicle.
INSTALLATION
1. Clean up the pivot area as shown in the figure. This will reduce
possibility of wiper arm looseness.
2. Prior to wiper arm installation, turn on wiper switch to operate
wiper motor and then turn it “OFF” (auto stop).
3. Push wiper arm onto pivot shaft, paying attention to blind spline.
4. Lift the blade up and then set it down onto glass surface to set
the blade center to clearance “L1” & “L2” immediately before
tightening nuts.
5. Spray washer fluid. Turn on wiper switch to operate wiper motor
and then turn it “OFF”.
6. Make sure that wiper blades stop within clearance “L1” & “L2”.
Tighten wiper arm nuts to specified torque.
7. Attach wiper arm caps.
ADJUSTMENT
Refer to WW-42, "INSTALLATION" .
SEL024J
Clearance “L1” : 17.9 7.5 mm (0.705 0.295 in)
Clearance “L2” : 33.2
7.5 mm (1.307 0.295 in)
Front wiper arm nuts : 23.5 Nꞏm (2.4 kg-m, 17 ft-lb)
PKIA9951E

FRONT WIPER AND WASHER SYSTEM
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Revision: 2006 January2006 M35/M45
Removal and Installation of Front Wiper Drive AssemblyNKS003WZ
REMOVAL
1. Operate front wiper motor, and stop at the auto stop position.
2. Remove wiper arms. Refer to WW-42, "
REMOVAL" .
3. Remove cowl top cover. Refer to EI-18, "
COWL TOP" .
4. Disconnect wiper motor connector and remove connector clips.
5. Remove front wiper drive assembly mounting bolts (A), and
remove front wiper drive assembly (1) from the vehicle.
INSTALLATION
1. Install front wiper drive assembly to the vehicle.
2. Connect wiper motor connector. Turn wiper switch ON to operate wiper motor, then turn wiper switch OFF
(auto stop).
3. Install connector clips to the wiper frame, and install cowl top cover. Refer to EI-18, "
COWL TOP" .
4. Attach wiper arms. Refer to WW-42, "
INSTALLATION" .
5. Adjustment of wiper arm stop location.
6. Install arm caps.
Disassembly and Assembly of Front Wiper Drive AssemblyNKS003X0
SKIB4222E
Front wiper drive assembly mounting bolts : 4.5 N- m (0.46kg-m, 40 in-lb)
1. Wiper linkage 1 2. Bolt 3. Shaft seal
4. Wiper motor 5. Wiper frame 6. Bolt
7. Wiper linkage 2
: Nꞏm (kg-m, in-lb)
: Should be lubricated with grease.
SKIB4231E

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FRONT WIPER AND WASHER SYSTEM
Revision: 2006 January2006 M35/M45
DISASSEMBLY
1. Remove wiper linkage from wiper motor and motor frame.
2. Remove wiper motor mounting bolts (3), and remove wiper motor from wiper frame.
CAUTION:
Be careful not to bend linkage and not to damage the resin part of ball joint when removing wiper link-
age.
ASSEMBLY
1. Connect wiper motor connector. Turn wiper switch ON to operate wiper motor, and then turn wiper switch
OFF (auto stop).
2. Disconnect wiper motor connector.
3. Install wiper motor to wiper frame.
4. Install wiper linkage to wiper frame and wiper motor.
CAUTION:
Never drop the wiper motor or cause it to contact other parts.
Check grease conditions of the motor arm and wiper linkage joint (at retainer). Apply grease if
necessary.
Washer Nozzle AdjustmentNKS003X1
Adjust spray positions to match the positions shown in the figure.
Unit: mm (in)
Insert a needle or suitable tool into the nozzle hole and move up/
down and left/right to adjust the spray position.Wiper motor mounting bolts : 4.5 Nꞏm (0.46 kg-m, 40 in-lb)
Spray position h (height) l (width)Diameter
(spray point area)
A 167.1 (6.58) 491.9 (19.37) 130.8 (5.15)
B 271.4 (10.69) 304.6 (11.99) 150 (5.91)
C 119.7 (4.71) 175.6 (6.91) 130 (5.12)
D 160.5 (63.2) 60.1 (2.37) 120 (4.72)
E 266.6 (10.50) 292.6 (11.52) 140 (5.51)
F 118.8 (4.68) 485.0 (19.09) 85 (3.35)
SKIB4232E
SKIB4250E