Nissan Leaf. Instruction — part 1303
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< SYMPTOM DIAGNOSIS >
NORMAL OPERATING CONDITION
NORMAL OPERATING CONDITION
Description
INFOID:0000000010122224
FRONT WIPER MOTOR PROTECTION FUNCTION
• IPDM E/R may stop the front wiper to protect the front wiper motor if any obstruction (operation resistance)
such as a large amount of snow is detected during the front wiper operation.
• At that time turn OFF the front wiper and remove the foreign object. Then wait for approximately 20 seconds
or more and reactivate the front wiper. The wiper will operate normally.
REAR WIPER MOTOR PROTECTION FUNCTION
• BCM may stop rear wiper to protect the rear wiper motor when the rear wiper is stopped for 5 seconds or
more due to a snowfall.
• Rear wiper operates normally one minute after the obstacles are removed with rear wiper OFF.
FRONT WIPER DOES NOT OPERATE
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< SYMPTOM DIAGNOSIS >
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FRONT WIPER DOES NOT OPERATE
Description
INFOID:0000000010122225
The front wiper does not operate under any operation conditions.
Diagnosis Procedure
INFOID:0000000010122226
Regarding Wiring Diagram information, refer to
.
1.
CHECK WIPER RELAY OPERATION
With CONSULT
1. Select FRONT WIPER of IPDM E/R active test item.
2. While operating the test item, check front wiper operation.
Is front wiper operation normally?
YES
>> GO TO 5.
NO
>> GO TO 2.
2.
CHECK FRONT WIPER MOTOR FUSE
Check that the following fuse is not blown.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace the fuse after repairing the applicable circuit.
3.
CHECK FRONT WIPER MOTOR GROUND CIRCUIT
Check front wiper motor ground circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK FRONT WIPER MOTOR INPUT VOLTAGE
With CONSULT
1. Turn power switch OFF.
2. Disconnect front wiper motor connector.
3. Turn power switch ON.
4. Select FRONT WIPER of IPDM E/R active test item.
5. While operating the test item, check voltage between front wiper motor harness connector and ground.
Lo
: Front wiper LO operation
Hi
: Front wiper HI operation
Off
: Stop the front wiper.
Unit
Location
No.
Capacity
Front wiper motor
IPDM E/R
45
30 A
(+)
(
−)
Condition
Voltage (Approx.)
Front wiper motor
Connector
Terminal
E32
1
Ground
FRONT WIPER
Lo
Battery voltage
Off
0 V
4
Hi
Battery voltage
Off
0 V
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< SYMPTOM DIAGNOSIS >
FRONT WIPER DOES NOT OPERATE
Is the inspection result normal?
YES
>> Replace front wiper motor. Refer to
WW-54, "Removal and Installation"
NO
>> Replace IPDM E/R. Refer to
BCS-72, "Removal and Installation"
5.
CHECK FRONT WIPER REQUEST SIGNAL INPUT
With CONSULT
1. Select FR WIP REQ of IPDM E/R data monitor item.
2. Switch the front wiper switch to HI and LO.
3. While operating the front wiper switch, check the status of FR WIP REQ.
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-29, "Removal and Installation"
NO
>> GO TO 6.
6.
CHECK COMBINATION SWITCH
Perform the inspection of the combination switch. Refer to
Is combination switch normal?
YES
>> Replace BCM. Refer to
BCS-72, "Removal and Installation"
NO
>> Repair or replace the applicable parts.
Monitor item
Condition
Monitor status
FR WIP REQ
Front wiper switch HI
On
Hi
Off
Stop
Front wiper switch LO
On
Low
Off
Stop
WASHER TANK
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< REMOVAL AND INSTALLATION >
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REMOVAL AND INSTALLATION
WASHER TANK
Exploded View
INFOID:0000000010122227
Removal and Installation
INFOID:0000000010122228
REMOVAL
1. Fully open hood.
2. Remove washer tank inlet fixing clip.
3. Pull out washer tank inlet from washer tank.
4. Remove front bumper fascia. Refer to
EXT-13, "Removal and Installation"
.
5. Disconnect the harness connector from the washer pump and remove the fixing clip.
6. Disconnect the harness connector from the washer level switch (if equipped).
7. Disconnect front washer tube and rear washer tube.
8. Remove washer tank mounting bolts.
9. Remove washer tank.
INSTALLATION
Installation is in the reverse order of removal.
CAUTION:
Add water up to the top of washer tank inlet after installing and check that there is no leakage.
1.
Washer tank inlet
2.
Washer tank
3.
Washer pump
4.
Packing
A.
Bolts
B.
Nut
C.
: Clip
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