Murano Cross Cabriolet Z51 (2013 year). Manual — part 28
DEF-8
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
ACTIVE TEST
Monitor Item
Description
REAR DEF SW
This is displayed even when it is not equipped.
PUSH SW
Indicates [ON/OFF] condition of push switch.
Test Item
Description
REAR DEFOGGER
Rear window defogger operates when “ON” on CONSULT screen is touched.
Revision: 2012 October
2013 Murano CrossCabriolet
DIAGNOSIS SYSTEM (SOFT TOP CONTROL UNIT)
DEF-9
< SYSTEM DESCRIPTION >
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DIAGNOSIS SYSTEM (SOFT TOP CONTROL UNIT)
CONSULT Function
INFOID:0000000008462895
APPLICATION ITEM
CONSULT performs the following functions via CAN communication with soft top control unit.
SELF-DIAG RESULT
.
Freeze Frame Data
The soft top control unit records the following vehicle condition at the time when the DTC is detected, and dis-
plays on CONSULT.
Diagnosis mode
Function Description
ECU Identification
The soft top control unit part number is displayed.
Self Diagnostic Result
Displays the diagnosis results judged by soft top control unit.
Freeze Frame Data
The soft top control unit records the vehicle condition at the time when
the DTC is detected, and displays.
Data Monitor
The soft top control unit input/output signals are displayed.
Active Test
The signals used to activate each device are forcibly supplied from soft
top control unit.
CAN Diag Support Monitor
Monitors the reception status of CAN communication viewed from soft
top control unit.
CONSULT display
Description
ROOF SW (OPEN)
ON/OFF
OPEN input state of roof open/close switch is displayed.
ROOF SW (CLOSE)
ON/OFF
CLOSE input state of roof open/close switch is displayed.
ROOF LATCHED LH
ON/OFF
Input state of roof striker sensor LH is displayed.
ROOF LATCHED RH
ON/OFF
Input state of roof striker sensor RH is displayed.
F/CENTER LOCK
ON/OFF
Input state of roof latch lock sensor is displayed.
R/RAIL RAISED LH
ON/OFF
Input state of roof status sensor LH is displayed.
R/RAIL LOWERED
ON/OFF
Input state of roof status sensor LH is displayed.
5BOW LOWERED
ON/OFF
Input state of 5th bow status sensor LH is displayed.
5BOW RAISED
ON/OFF
Input state of 5th bow status sensor RH is displayed.
S/LID OPEN LH
ON/OFF
Input state of storage lid status sensor LH is displayed.
STORAGE LID CLOSE LH
ON/OFF
Input state of storage lid status sensor LH is displayed.
SWITCH VALVE 1
ON/OFF
Output state to switching valve 1 is displayed.
SWITCH VALVE 2
ON/OFF
Output state to switching valve 2 is displayed.
SWITCH VALVE 3
ON/OFF
Output state to switching valve 3 is displayed.
SWITCH VALVE 4
ON/OFF
Output state to switching valve 4 is displayed.
PUMP OUT (LH)
ON/OFF
Right rotation output state to hydraulic motor is displayed.
PUMP OUT (RH)
ON/OFF
Left rotation output state to hydraulic motor is displayed.
OUTSIDE FLAP DEPLOYMENT
ON/OFF
Input state of outside flap sensor (deployment switch) is displayed.
OUTSIDE FLAP STORAGE
ON/OFF
Input state of outside flap sensor (storage switch) is displayed.
INSIDE FLAP DEPLOYMENT
ON/OFF
Input state of inside flap sensor (deployment switch) is displayed.
INSIDE FLAP STORAGE
ON/OFF
Input state of inside flap sensor (storage switch) is displayed.
S/LID LOCK OPEN SW
ON/OFF
Input state of storage lid lock assembly (open switch) is displayed.
S/LID LOCK CLOSE SW
ON/OFF
Input state of storage lid lock assembly (close switch) is displayed.
S/LID LOCK HALF LATCH SW
ON/OFF
Input state of storage lid lock assembly (half latch switch) is displayed.
Revision: 2012 October
2013 Murano CrossCabriolet
DEF-10
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (SOFT TOP CONTROL UNIT)
DATA MONITOR
STORAGE LID DOOR SWITCH
ON/OFF
Input state of storage lid lock assembly (storage lid door switch) is displayed.
OUT FLAP MOTOR RELAY 1
ON/OFF
Input state of outside flap motor relay 1 is displayed.
OUT FLAP MOTOR RELAY 2
ON/OFF
Input state of outside flap motor relay 2 is displayed.
INSIDE FLAP MOTOR RELAY 1
ON/OFF
Input state of inside flap motor relay 1 is displayed.
INSIDE FLAP MOTOR RELAY 2
ON/OFF
Input state of inside flap motor relay 2 is displayed.
STORAGE LID LOCK RELAY 1
ON/OFF
Input state of storage lid lock relay 1 is displayed.
STORAGE LID LOCK RELAY 2
ON/OFF
Input state of storage lid lock relay 2 is displayed.
TONNEAU BOARD SWITCH
ON/OFF
Input state of tonneau board switch is displayed.
TRUNK LID OP/CL STATUS
OPEN/CLOSE
Input state of trunk lid lock assembly (trunk room lamp switch) is displayed.
CONSULT display
Description
CONSULT display
Description
ROOF LATCHED LH
ON/OFF/NG
Input state of roof striker sensor LH is displayed.
ROOF LATCHED RH
ON/OFF/NG
Input state of roof striker sensor RH is displayed.
F/CENTER LOCK
ON/OFF/NG
Input state of roof latch lock sensor is displayed.
R/RAIL RAISED LH
ON/OFF/NG
Input state of roof status sensor LH is displayed.
R/RAIL LOWERED
ON/OFF/NG
Input state of roof status sensor LH is displayed.
5TH BOW LOWERED
ON/OFF/NG
Input state of 5th bow status sensor LH is displayed.
5TH BOW RAISED
ON/OFF/NG
Input state of 5th bow status sensor RH is displayed.
S/LID OPEN LH
ON/OFF/NG
Input state of storage lid status sensor LH is displayed.
STORAGE LID CLOSE LH
ON/OFF/NG
Input state of storage lid status sensor LH is displayed.
SWITCHING VALVE 1
ON/OFF/NG
Output state to switching valve 1 is displayed.
SWITCHING VALVE 2
ON/OFF/NG
Output state to switching valve 2 is displayed.
SWITCHING VALVE 3
ON/OFF/NG
Output state to switching valve 3 is displayed.
SWITCHING VALVE 4
ON/OFF/NG
Output state to switching valve 4 is displayed.
PUMP OUT (RH)
ON/OFF/NG
Right rotation output state to hydraulic motor is displayed.
PUMP OUT (LH)
ON/OFF/NG
Left rotation output state to hydraulic motor is displayed.
OUTSIDE FLAP DEPLOYMENT
ON/OFF/NG
Input state of outside flap sensor (deployment switch) is displayed.
OUTSIDE FLAP STORAGE
ON/OFF/NG
Input state of outside flap sensor (storage switch) is displayed.
INSIDE FLAP DEPLOYMENT
ON/OFF/NG
Input state of inside flap sensor (deployment switch) is displayed.
INSIDE FLAP STORAGE
ON/OFF/NG
Input state of inside flap sensor (storage switch) is displayed.
S/LID LOCK OPEN SW
ON/OFF/NG
Input state of storage lid lock assembly (open switch) is displayed.
S/LID LOCK CLOSE SW
ON/OFF/NG
Input state of storage lid lock assembly (close switch) is displayed.
S/LID LOCK HALF LATCH SW
ON/OFF/NG
Input state of storage lid lock assembly (half latch switch) is displayed.
STORAGE LID DOOR SWITCH
ON/OFF/NG
Input state of storage lid lock assembly (storage lid door switch) is displayed.
OUT FLAP MOTOR RELAY 1
ON/OFF/NG
Input state of outside flap motor relay 1 is displayed.
OUT FLAP MOTOR RELAY 2
ON/OFF/NG
Input state of outside flap motor relay 2 is displayed.
INSIDE FLAP MOTOR RELAY 1
ON/OFF/NG
Input state of inside flap motor relay 1 is displayed.
INSIDE FLAP MOTOR RELAY 2
ON/OFF/NG
Input state of inside flap motor relay 2 is displayed.
STORAGE LID LOCK RELAY 1
ON/OFF/NG
Input state of storage lid lock relay 1 is displayed.
STORAGE LID LOCK RELAY 2
ON/OFF/NG
Input state of storage lid lock relay 2 is displayed.
ROOF SW (OPEN)
ON/OFF
OPEN input state of roof open/close switch is displayed.
ROOF SW (CLOSE)
ON/OFF
CLOSE input state of roof open/close switch is displayed.
SHIFT R SIGNAL
ON/OFF
Input state of shift position (R position) is displayed.
Revision: 2012 October
2013 Murano CrossCabriolet
DIAGNOSIS SYSTEM (SOFT TOP CONTROL UNIT)
DEF-11
< SYSTEM DESCRIPTION >
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ACTIVE TEST
TRUNK OPEN REQUEST SIG
ON/OFF
Input state of trunk open request signal from BCM is displayed.
TRUNK LID OP/CL STATUS
OPEN/CLOSE
Input state of trunk lid lock assembly (trunk room lamp switch) is displayed.
THER PROTEC PUMP
OK/NG
Non-operation state of thermo protection (hydraulic pump) is displayed.
THER PROTEC RCU
OK/NG
Non-operation state of thermo protection (soft top control unit) is displayed.
PWR COND RCU
OK/NG
Diagnosis result of power supply (soft top control unit) is displayed.
PWR COND P/W
OK/NG
Diagnosis result of power supply (front power window) is displayed.
POWER COND REAR P/W
OK/NG
Diagnosis result of power supply (rear power window) is displayed.
LOCAL COMM 1
NG/SLEEP/NG
State of serial link 1 is displayed.
LOCAL COMM 2
NG/SLEEP/NG
State of serial link 2 is displayed.
REAR DEF OUT
OK/NG
Output state to rear window defogger is displayed.
TONNEAU BOARD SWITCH
ON/OFF
Input state of tonneau board switch is displayed.
P/W OP REQ SW SIG
ON/OFF
Input state of power window open signal from request switch is displayed.
PROHIBIT P/W UP
ON/OFF
Output state to power window operation prohibition signal is displayed.
IGN ON SIG (BCM)
ON/OFF
Receiving state of ignition ON signal from BCM is displayed.
RF OP REQ SW SIG
ON/OFF
Input state of soft top open signal from request switch is displayed.
CONSULT display
Description
CONSULT display
Operation/condition
Description
Item
Indication
ROOF LATCHED LH/RH
LOCK
Soft top is fully closed posi-
tion.
Roof lock assembly performs lock operation.
UNLOCK
Roof lock assembly performs unlock operation.
STORAGE LID
OPEN
Storage lid is neutral posi-
tion.
Storage lid performs open operation.
CLOSE
Storage lid performs close operation.
SOFT TOP SYSTEM
UP
• Storage lid is fully open
position.
• Outside flap is fully
closed position.
Soft top performs closed operation.
DOWN
Soft top performs open operation.
ROOF SYSTEM
OPEN
—
Soft top system performs open operation.
CLOSE
Soft top system performs closed operation.
5TH BOW SYSTEM
OPEN
• Roof lock is unlock posi-
tion.
• Storage lid is fully closed
position.
1st bow and 5th bow performs fold operation.
CLOSE
1st bow and 5th bow performs spread operation.
HYDRAULIC PRESSURE
RELEASE
ON
—
Switching valve performs OFF operation.
CAUTION:
An unintentional operation of soft top or storage lid may
occur due to its own weight because oil pressure is not
maintained when switching valve is released.
To prevent injury, be careful not to pinch hands.
TRUNK OPENER
ON
Soft top is fully open/closed
position.
Trunk lid opener actuator performs unlock operation.
ROOF STATE OUTPUT
(AUDIO)
ON
Roof lock is unlock position.
Full open position signal of roof is transmitted to audio unit.
OFF
Full closed position signal of roof is transmitted to audio unit.
POWER WINDOW (LH/
RH)
UP
• Soft top is fully open/
closed position.
• Power window system is
initialized.
Power window (LH/RH) performs closed operation.
DOWN
Power window (LH/RH) performs open operation.
REAR WINDOW DEFOG-
GER
ON
Soft top is fully closed posi-
tion.
Rear window defogger performs ON operation.
OFF
Rear window defogger performs OFF operation.
Revision: 2012 October
2013 Murano CrossCabriolet
DEF-12
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (SOFT TOP CONTROL UNIT)
OUTSIDE FLAP MOTOR
DEPLOY
• Soft top is in the storage
room.
• Storage lid is fully open
position.
Outside flap motor performs deployment operation.
STORAGE
Outside flap motor performs storage operation.
INSIDE FLAP MOTOR
DEPLOY
Storage lid is fully open po-
sition.
Inside flap motor performs deployment operation.
STORAGE
Inside flap motor performs storage operation.
STORAGE LID CLOSURE
MOTOR
OP POS
Storage lid is fully closed
position.
Storage lid closure motor performs open operation.
CL POS
Storage lid closure motor performs closed operation.
NOTE:
Closure motor stops the closed operation and starts the neu-
tral operation after turning close switch ON.
CONSULT display
Operation/condition
Description
Item
Indication
Revision: 2012 October
2013 Murano CrossCabriolet
BCM
DEF-13
< ECU DIAGNOSIS INFORMATION >
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ECU DIAGNOSIS INFORMATION
BCM
List of ECU Reference
INFOID:0000000008462896
ECU
Reference
BCM
BCS-54, "DTC Inspection Priority Chart"
Revision: 2012 October
2013 Murano CrossCabriolet
DEF-14
< ECU DIAGNOSIS INFORMATION >
SOFT TOP CONTROL UNIT
SOFT TOP CONTROL UNIT
List of ECU Reference
INFOID:0000000008462897
ECU
Reference
Soft top control unit
RF-55, "DTC Inspection Priority Chart"
Revision: 2012 October
2013 Murano CrossCabriolet
REAR WINDOW DEFOGGER SYSTEM
DEF-15
< WIRING DIAGRAM >
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WIRING DIAGRAM
REAR WINDOW DEFOGGER SYSTEM
Wiring Diagram
INFOID:0000000008462898
For connector terminal arrangements, harness layouts, and alphabets in a
(option abbreviation; if not
described in wiring diagram), refer to
GI-12, "Connector Information"
JRLWC2945GB
Revision: 2012 October
2013 Murano CrossCabriolet
DEF-16
< BASIC INSPECTION >
DIAGNOSIS AND REPAIR WORK FLOW
BASIC INSPECTION
DIAGNOSIS AND REPAIR WORK FLOW
Work Flow
INFOID:0000000008462899
DETAILED FLOW
1.
OBTAIN INFORMATION ABOUT SYMPTOM
Interview the customer to obtain the malfunction information (conditions and environment when the malfunc-
tion occurred) as much as possible when the customer brings the vehicle in.
>> GO TO 2.
2.
CHECK DTC
Perform self diagnosis with CONSULT
Is any DTC detected?
YES
>> Refer to
DEF-13, "List of ECU Reference"
NO
>> GO TO 3.
3.
REPRODUCE THE MALFUNCTION INFORMATION
Check the malfunction on the vehicle that the customer describes.
Inspect the relation of the symptoms and the condition when the symptoms occur.
>> GO TO 4.
4.
IDENTIFY THE MALFUNCTIONING SYSTEM WITH “SYMPTOM DIAGNOSIS”
Use “Symptom diagnosis” from the symptom inspection result in step 3. Then identify where to start perform-
ing the diagnosis based on possible causes and symptoms.
>> GO TO 5.
5.
IDENTIFY MALFUNCTIONING PARTS WITH “COMPONENT DIAGNOSIS”
Perform the diagnosis with “Component diagnosis” of the applicable system.
>> GO TO 6.
6.
REPAIR OR REPLACE THE MALFUNCTIONING PARTS
Repair or replace the specified malfunctioning parts.
>> GO TO 7.
7.
FINAL CHECK
Check that malfunctions are not reproduced when obtaining the malfunction information from the customer,
referring to the symptom inspection result in step 3.
Are all malfunctions corrected?
YES
>> INSPECTION END
NO
>> GO TO 4.
Revision: 2012 October
2013 Murano CrossCabriolet
REAR WINDOW DEFOGGER SWITCH
DEF-17
< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
REAR WINDOW DEFOGGER SWITCH
Component Function Check
INFOID:0000000008462900
1.
CHECK FUNCTION
Check that the indicator lamp of rear window defogger illuminates when rear window defogger switch is ON.
Is the inspection result normal?
YES
>> Rear window defogger switch function is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000008462901
1.
CHECK MULTIFUNCTION SWITCH (REAR WINDOW DEFOGGER SWITCH)
Check multifunction switch (rear window defogger switch) operate.
Refer to
AV-17, "On Board Diagnosis Function"
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair or replace the malfunctioning parts.
Revision: 2012 October
2013 Murano CrossCabriolet
DEF-18
< DTC/CIRCUIT DIAGNOSIS >
REAR WINDOW DEFOGGER RELAY
REAR WINDOW DEFOGGER RELAY
Component Function Check
INFOID:0000000008462902
1.
CHECK FUNCTION
With CONSULT
1.
Turn ignition switch ON.
2.
Select “REAR DEFOGGER” of “BCM” using CONSULT.
3.
Select “REAR DEFOGGER” in “ACTIVE TEST” mode.
4.
Touch “ON”.
5.
Check that the rear window heating wire is getting warmer.
Is the inspection result normal?
YES
>> Rear window defogger relay power supply circuit function is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000008462903
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check 10A fuse [No.3, located in fuse block (J/B)].
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 REAR WINDOW DEFOGGER RELAY CIRCUIT 1
1.
Turn ignition switch ON.
2.
Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 3.
3.
CHECK REAR WINDOW DEFOGGER RELAY CIRCUIT 2
1.
Turn ignition switch OFF.
2.
Disconnect BCM connector and fuse block (J/B).
3.
Check continuity between BCM harness connector and fuse block (J/B) harness connector.
4.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
(+)
(–)
Condition
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M123
151
Ground
Rear window de-
fogger switch
ON
0
OFF
Battery voltage
BCM
Fuse block (J/B)
Continuity
Connector
Terminal
Connector
Terminal
M123
151
M2
4B
Existed
BCM
Ground
Continuity
Connector
Terminal
M123
151
Not existed
Revision: 2012 October
2013 Murano CrossCabriolet
REAR WINDOW DEFOGGER RELAY
DEF-19
< DTC/CIRCUIT DIAGNOSIS >
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4.
CHECK REAR WINDOW DEFOGGER RELAY
1.
Disconnect rear window defogger relay,
2.
Check rear window defogger relay.
DEF-19, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace rear window defogger relay.
5.
CHECK FUSE BLOCK (J/B)
1.
Install the rear window defogger relay.
2.
Turn ignition switch ON.
3.
Check voltage between fuse block (J/B) (fuse block side) and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace fuse block (J/B).
6.
CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to
GI-40, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000008462904
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 (V)
(Approx.)
Fuse block (J/B)
Connector
Terminal
M2
4B
Ground
Battery voltage
Terminal
Condition
Continuity
Rear window
defogger relay
3
5
12 V direct current supply between termi-
nals 1 and 2
Existed
No current supply
Not existed
SEF497Y
Revision: 2012 October
2013 Murano CrossCabriolet
DEF-20
< DTC/CIRCUIT DIAGNOSIS >
SOFT TOP CONTROL UNIT
SOFT TOP CONTROL UNIT
Component Function Check
INFOID:0000000008462905
1.
CHECK REAR WINDOW DEFOGGER
With CONSULT
1.
Turn ignition switch ON and soft top fully close.
2.
Select “REAR DEFOGGER” of “BCM” using CONSULT.
3.
Select “REAR DEFOGGER” in “ACTIVE TEST” mode.
4.
Touch “ON”.
5.
Check that the rear window heating wire is getting warmer.
Is the inspection result normal?
YES
>> Soft top control unit is OK.
NO
>> Refer to
Diagnosis Procedure
INFOID:0000000008462906
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check the following.
-
20A fuse [No.14, located in fuse block (J/B)]
-
20A fuse [No.15, located in fuse block (J/B)]
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 SOFT TOP CONTROL UNIT CIRCUIT
1.
Disconnect soft top control unit connector and fuse block (J/B) connector.
2.
Check continuity between soft top control unit and fuse block (J/B) harness connector.
3.
Check continuity between soft top control unit and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness and ground.
3.
CHECK FUSE BLOCK (J/B)
1.
Turn ignition switch ON.
2.
Check voltage between fuse block (J/B) (fuse block side) and ground.
Fuse block (J/B)
Soft top control unit
Continuity
Connector
Terminal
Connector
Terminal
B6
10G
B324
49
Existed
11G
48
Soft top control unit
Ground
Continuity
Connector
Terminal
B324
49
Not existed
48
Revision: 2012 October
2013 Murano CrossCabriolet
SOFT TOP CONTROL UNIT
DEF-21
< DTC/CIRCUIT DIAGNOSIS >
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Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace fuse block (J/B).
4.
CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to
GI-40, "Intermittent Incident"
.
>> INSPECTION END.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Fuse block (J/B)
Connector
Terminal
B6
10G
Ground
Rear window defogger
switch
ON
Battery voltage
OFF
0
11G
ON
Battery voltage
OFF
0
Revision: 2012 October
2013 Murano CrossCabriolet
DEF-22
< DTC/CIRCUIT DIAGNOSIS >
REAR WINDOW DEFOGGER
REAR WINDOW DEFOGGER
Component Function Check
INFOID:0000000008462907
1.
CHECK FUNCTION
1.
Select “REAR DEFOGGER” in “ACTIVE TEST” of “IPDM E/R” using 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:0000000008462908
1.
CHECK POWER SUPPLY CIRCUIT
1.
Turn ignition switch ON and soft top fully close.
2.
Check voltage between rear window defogger harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 2.
2.
CHECK REAR WINDOW DEFOGGER CIRCUIT 1
1.
Turn power switch OFF.
2.
Disconnect condenser connector.
3.
Check continuity between condenser harness connector and rear window defogger harness connector.
4.
Check continuity between condenser connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK REAR WINDOW DEFOGGER CIRCUIT 2
1.
Turn ignition switch OFF.
2.
Disconnect soft top control unit connector.
3.
Check continuity between soft top control unit harness connector and rear window defogger harness con-
nector.
(+)
(–)
Condition
Voltage (V)
(Approx.)
Rear window defogger
Connector
Terminal
B350
1
Ground
Rear window defogger
switch
ON
Battery voltage
OFF
0
Condenser
Rear window defogger
Continuity
Connector
Terminal
Connector
Terminal
B353
2
B350
1
Existed
Condenser
Ground
Continuity
Connector
Terminal
B353
2
Not existed
Revision: 2012 October
2013 Murano CrossCabriolet
REAR WINDOW DEFOGGER
DEF-23
< DTC/CIRCUIT DIAGNOSIS >
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4.
Check continuity between soft top control unit harness connector and ground.
Is the inspection result normal?
YES
>> Replace soft top control unit. Refer to
RF-229, "Removal and Installation"
.
NO
>> Repair or replace harness.
4.
CHECK GROUND CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect rear window defogger connector.
3.
Check continuity between rear window defogger harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK FILAMENT
Check filament.
Refer to
DEF-23, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace filament. Refer to
DEF-34, "Inspection and Repair"
.
6.
CHECK INTERMITTENT INCIDENT
Check intermittent incident.
Refer to
GI-40, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000008462909
1.
CHECK FILAMENT
Check the filament for damage.
Refer to
DEF-34, "Inspection and Repair"
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Repair filament.
Soft top control unit
Condenser
Continuity
Connector
Terminal
Connector
Terminal
B327
104
B352
1
Existed
111
Soft top control unit
Ground
Continuity
Connector
Terminal
B327
104
Not existed
111
Rear window defogger
Ground
Continuity
Connector
Terminal
B351
2
Existed
Revision: 2012 October
2013 Murano CrossCabriolet
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