Nissan Sentra. Instruction — part 949
WW-44
< DTC/CIRCUIT DIAGNOSIS >
WASHER MOTOR CIRCUIT
5.
CHECK WIPER AND WASHER SWITCH
Check wiper and washer switch. Refer to
.
Is the inspection result normal?
YES
>> Replace front washer motor. Refer to
WW-62, "Removal and Installation"
NO
>> Replace wiper and washer switch. Refer to
WASHER SWITCH
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< DTC/CIRCUIT DIAGNOSIS >
C
D
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G
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A
B
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WASHER SWITCH
Description
INFOID:0000000009756095
• Washer switch is integrated with combination switch (wiper and washer switch).
• Combination switch (wiper and washer switch) supplies ground and fuse # 6 supplies power for the front
washer motor to operate.
Component Inspection
INFOID:0000000009756096
Regarding Wiring Diagram information, refer to
WW-24, "Wiring Diagram - With Intelligent Key"
"Wiring Diagram - Without Intelligent Key"
1.
CHECK WASHER SWITCH
1. Turn the ignition switch OFF.
2. Disconnect combination switch (wiper and washer switch) connector M28.
3. Check continuity between the combination switch (wiper and washer switch) terminals.
Is the inspection result normal?
YES
>> Washer switch is normal.
NO
>> Replace combination switch (wiper and washer switch). Refer to
.
AWLIA2070GB
A: Terminal 1
B: Terminal 6
ALLIA0546GB
Combination switch (wiper and washer switch)
Condition
Continuity
Terminal
1
6
Washer switch ON
Yes
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< SYMPTOM DIAGNOSIS >
WIPER AND WASHER SYSTEM SYMPTOMS
SYMPTOM DIAGNOSIS
WIPER AND WASHER SYSTEM SYMPTOMS
Symptom Table
INFOID:0000000009756097
CAUTION:
Perform the self-diagnosis with CONSULT before performing the diagnosis by symptom. Perform the
diagnosis by DTC if DTC is detected.
Symptom
Probable malfunction location
Inspection item
Front wiper does not
operate
HI only
• Combination switch (wiper and washer switch)
• Harness between combination switch (wiper
and washer switch) and BCM
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
• IPDM E/R
• Harness between IPDM E/R and front wiper
motor
• Front wiper motor
Front wiper motor (HI) circuit
Refer to
.
Front wiper request signal
• BCM
• IPDM E/R
IPDM E/R
Data monitor “FR WIP REQ”
LO and INT
• Combination switch (wiper and washer switch)
• Harness between combination switch (wiper
and washer switch) and BCM
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
• IPDM E/R
• Harness between IPDM E/R and front wiper
motor
• Front wiper motor
Front wiper motor (LO) circuit
Refer to
.
Front wiper request signal
• BCM
• IPDM E/R
IPDM E/R
Data monitor “FR WIP REQ”
INT only
• Combination switch (wiper and washer switch)
• Harness between combination switch (wiper
and washer switch) and BCM
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
Front wiper request signal
• BCM
• IPDM E/R
IPDM E/R
Data monitor “FR WIP REQ”
HI, LO, and INT
SYMPTOM DIAGNOSIS
Refer to
WIPER AND WASHER SYSTEM SYMPTOMS
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< SYMPTOM DIAGNOSIS >
C
D
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F
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B
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Front wiper does not
stop
HI only
• Combination switch (wiper and washer switch)
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
Front wiper request signal
• BCM
• IPDM E/R
IPDM E/R
Data monitor “FR WIP REQ”
IPDM E/R
—
LO only
• Combination switch (wiper and washer switch)
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
Front wiper request signal
• BCM
• IPDM E/R
IPDM E/R
Data monitor “FR WIP REQ”
IPDM E/R
—
INT only
• Combination switch (wiper and washer switch)
• BCM
Combination switch (wiper
and washer switch)
refer to
.
Front wiper request signal
• BCM
• IPDM E/R
IPDM E/R
Data monitor “FR WIP REQ”
Front wiper does not
operate normally
Intermittent adjustment
cannot be performed.
• Combination switch (wiper and washer switch)
• Harness between combination switch (wiper
and washer switch) and BCM
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
BCM
—
Intermittent control
linked with vehicle
speed cannot be per-
formed.
Check the vehicle speed detection wiper setting.
Refer to
WW-12, "WIPER : CONSULT Function (BCM - WIPER)"
(with Intelligent
Key
system) or
WW-14, "WIPER : CONSULT Function (BCM - WIPER)"
(without Intel-
ligent Key system).
Wiper is not linked to
the washer operation.
• Combination switch (wiper and washer switch)
• Harness between combination switch (wiper
and washer switch) and BCM
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
BCM
—
Does not return to stop
position (Repeatedly
operates for 10 sec-
onds and then stops for
20 seconds. After that,
it stops the operation.
• IPDM E/R
• Harness between IPDM E/R and front wiper
motor
• Front wiper motor
Front wiper auto stop signal
circuit
Refer to:
.
Front washer motor
does not operate.
Front washer motor
does not operate when
washing the windshield.
• Combination switch (wiper and washer switch)
• Harness between combination switch (wiper
and washer switch) and BCM
• BCM
Combination switch (wiper
and washer switch)
Refer to
.
• Harness between combination switch (wiper
and washer switch) and front washer motor
• Front washer motor
Front washer motor circuit
Refer to
.
Symptom
Probable malfunction location
Inspection item
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