2006 INFINITI M35 ground

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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