Nissan X-Trail 32. Manual — part 411
DEF-28
< DTC/CIRCUIT DIAGNOSIS >
REAR WINDOW DEFOGGER RELAY
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace fuse block (J/B).
5.
CHECK REAR WINDOW DEFOGGER RELAY
1.
Turn ignition switch OFF.
2.
Check rear window defogger relay. Refer to
DEF-28, "Component Inspection"
.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace rear window defogger relay.
6.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000010774381
1.
CHECK REAR WINDOW DEFOGGER RELAY
1.
Turn ignition switch OFF.
2.
Disconnect rear window defogger relay.
3.
Check continuity between rear window defogger relay terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace rear window defogger relay.
(+)
(-)
Voltage
Fuse block (J/B)
Connector
Terminal
M3
6C
Ground
9 – 16 V
Terminal
Condition
Continuity
Rear window
defogger relay
12 V direct current supply between termi-
nals
and .
Existed
No current supply
Not existed
SEF497Y
REAR WINDOW DEFOGGER
DEF-29
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
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J
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A
B
DEF
N
O
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REAR WINDOW DEFOGGER
Component Function Check
INFOID:0000000010774382
1.
CHECK REAR WINDOW DEFOGGER
1.
Perform BCM Active Test (“REAR DEFOGGER”) with CONSULT.
2.
Touch “ON”.
3.
Check that the rear window heating wire is getting warmer.
Is the inspection result normal?
YES
>> Rear window defogger is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000010774383
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check that the following fuses are not fusing.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
2.
CHECK POWER SUPPLY CIRCUIT
1.
Disconnect rear window defogger connector.
2.
Turn ignition switch ON.
3.
Check voltage between rear window defogger harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Check continuity between rear window defogger harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace harness.
4.
CHECK REAR WINDOW DEFOGGER CIRCUIT-I
1.
Turn ignition switch OFF.
2.
Disconnect condenser connector.
Fuse No.
Capacity
23
15 A
24
(+)
(–)
Condition
Voltage
(Approx.)
Rear window defogger
Connector
Terminal
B165
1
Ground
Rear window defogger
switch
ON
Battery voltage
OFF
0 V
Rear window defogger
Ground
Continuity
Connector
Terminal
D166
2
Existed
DEF-30
< DTC/CIRCUIT DIAGNOSIS >
REAR WINDOW DEFOGGER
3.
Check continuity between condenser harness connector and rear window defogger harness connector.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK REAR WINDOW DEFOGGER CIRCUIT-II
1.
Disconnect fuse block (J/B) connector.
2.
Check continuity between fuse block (J/B) harness connector and condenser harness connector.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace harness.
6.
CHECK FUSE BLOCK (J/B)
1.
Connect fuse block (J/B) connector.
2.
Turn ignition switch ON.
3.
Check voltage between fuse block (J/B) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Replace or repair fuse block (J/B).
7.
CHECK FILAMENT
Check the filament for damage or blown. Refer to
DEF-41, "Inspection and Repair"
.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Replace condenser. Refer to
DEF-43, "Removal and Installation"
.
8.
CHECK CONDENSER
Check condenser. Refer to
DEF-31, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Repair filament.
9.
CHECK INTERMITTENT INCIDENT
Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
>> INSPECTION END
Condenser
Rear window defogger
Continuity
Connector
Terminal
Connector
Terminal
D167
2
D165
1
Existed
Fuse block (J/B)
Condenser
Continuity
Connector
Terminal
Connector
Terminal
B106
3G
B19
1
Existed
5G
(+)
(–)
Condition
Voltage
(Approx.)
Fuse block (J/B)
Connector
Terminal
B106
3G
Ground
Rear window defogger
switch
ON
Battery voltage
OFF
0 V
5G
ON
Battery voltage
OFF
0 V
REAR WINDOW DEFOGGER
DEF-31
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
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J
K
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A
B
DEF
N
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Component Inspection
INFOID:0000000010774384
1.
CHECK CONDENSER
1.
Turn ignition switch OFF
2.
Disconnect condenser connector.
3.
Check continuity between condenser terminals.
4.
Check continuity between condenser and ground part of condenser.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace condenser. Refer to
DEF-43, "Removal and Installation"
.
Terminal
Continuity
1
2
Existed
Condenser
Ground part of condenser
Continuity
Terminal
1
Not existed
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