Nissan Sentra. Manual — part 948
WW-40
< DTC/CIRCUIT DIAGNOSIS >
FRONT WIPER MOTOR HI CIRCUIT
YES
>> GO TO 3.
NO
>> Repair or replace the harness or connectors.
3.
CHECK FRONT WIPER MOTOR (HI) SHORT CIRCUIT
Check continuity between IPDM E/R harness connector E45 and ground.
Is the inspection result normal?
YES
>> Repair or replace the harness or connectors.
NO
>> Replace front wiper motor. Refer to
WW-62, "Removal and Installation"
IPDM E/R
Ground
Continuity
Connector
Terminal
E45
29
No
FRONT WIPER AUTO STOP SIGNAL CIRCUIT
WW-41
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
WW
N
O
P
FRONT WIPER AUTO STOP SIGNAL CIRCUIT
Component Function Check
INFOID:0000000009756091
1.
CHECK FRONT WIPER (AUTO STOP) OPERATION
CONSULT DATA MONITOR
1. Select “WIP AUTO STOP” of IPDM E/R DATA MONITOR item.
2. Operate the front wiper.
3. With the front wiper operation, check the monitor status.
Is the inspection result normal?
YES
>> Auto stop signal circuit is normal.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000009756092
Regarding Wiring Diagram information, refer to
WW-24, "Wiring Diagram - With Intelligent Key"
"Wiring Diagram - Without Intelligent Key"
1.
CHECK IPDM E/R OUTPUT VOLTAGE
1. Turn the ignition switch OFF.
2. Disconnect front wiper motor.
3. Turn the ignition switch ON.
4. Check voltage between front wiper motor connector E1 and ground.
Is the inspection result normal?
YES
>> Replace front wiper motor. Refer to
WW-62, "Removal and Installation"
NO
>> GO TO 2.
2.
CHECK FRONT WIPER MOTOR (AUTO STOP) CIRCUIT CONTINUITY
1. Turn the ignition switch OFF.
2. Disconnect IPDM E/R connector.
3. Check continuity between IPDM E/R harness connector E46 and front wiper motor harness connector E1.
4. Check continuity between IPDM E/R harness connector E46 and ground.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-30, "Removal and Installation"
(with Intelligent Key system) or
PCS-58, "Removal and Installation"
(without Intelligent Key system).
NO
>> Repair or replace the harness or connectors.
Monitor item
Condition
Monitor status
WIP AUTO STOP
Front wiper motor
Stop position
STOP P
Except
ACT P
Front wiper motor
Ground
Voltage
(Approx.)
Connector
Terminal
E1
5
Battery voltage
IPDM E/R
Front wiper motor
Continuity
Connector
Terminal
Connector
Terminal
E46
39
E1
5
Yes
IPDM E/R
Ground
Continuity
Connector
Terminal
E46
39
No
WW-42
< DTC/CIRCUIT DIAGNOSIS >
FRONT WIPER MOTOR GROUND CIRCUIT
FRONT WIPER MOTOR GROUND CIRCUIT
Diagnosis Procedure
INFOID:0000000009756093
Regarding Wiring Diagram information, refer to
WW-24, "Wiring Diagram - With Intelligent Key"
"Wiring Diagram - Without Intelligent Key"
1.
CHECK FRONT WIPER MOTOR (GND) OPEN CIRCUIT
1. Turn the ignition switch OFF.
2. Disconnect front wiper motor.
3. Check continuity between front wiper motor harness connector E1 and ground.
Is the inspection result normal?
YES
>> Front wiper motor ground circuit is normal.
NO
>> Repair or replace the harness or connectors.
Front wiper motor
Ground
Continuity
Connector
Terminal
E1
2
Yes
WASHER MOTOR CIRCUIT
WW-43
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
WW
N
O
P
WASHER MOTOR CIRCUIT
Diagnosis Procedure
INFOID:0000000009756094
Regarding Wiring Diagram information, refer to
WW-24, "Wiring Diagram - With Intelligent Key"
"Wiring Diagram - Without Intelligent Key"
1.
CHECK FRONT WASHER MOTOR FUSE
1. Turn the ignition switch OFF.
2. Check that the following fuse is not blown.
Is the fuse blown?
YES
>> Replace the blown fuse after repairing the affected circuit.
NO
>> GO TO 2.
2.
CHECK FRONT WASHER MOTOR POWER SUPPLY
1. Disconnect front washer motor.
2. Turn ignition switch ON.
3. Check voltage between front washer motor harness connector E8 and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace the harness or connectors.
3.
CHECK FRONT WASHER MOTOR CIRCUIT CONTINUITY
1. Turn the ignition switch OFF.
2. Disconnect combination switch (wiper and washer switch).
3. Check continuity between combination switch (wiper and washer switch) harness connector M28 and
front washer motor E8.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace the harness or connectors.
4.
CHECK WIPER AND WASHER SWITCH GROUND CIRCUIT
Check continuity between combination switch (wiper and washer switch) harness connector M28 and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace the harness or connectors.
Unit
Location
Fuse No.
Capacity
Front washer motor
Fuse block (J/B)
6
10A
Front washer motor
Ground
Voltage
(Approx.)
Connector
Terminal
E8
1
Battery voltage
Combination switch (wiper and washer switch)
Front washer motor
Continuity
Connector
Terminal
Connector
Terminal
M28
1
E8
2
Yes
Combination switch (wiper and washer switch)
Ground
Continuity
Connector
Terminal
M28
6
Yes
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