Nissan Murano Z51. Manual — part 406
DLK-132
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
KEY SLOT
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK KEY SLOT
DLK-132, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Replace key slot. Refer to
DLK-366, "Removal and Installation"
6.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000005517602
1.
CHECK KEY SLOT
1.
Turn ignition switch OFF.
2.
Disconnect key slot connector.
3.
Check key slot terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace key slot. Refer to
DLK-366, "Removal and Installation"
BCM
Key slot
Continuity
Connector
Terminal
Connector
Terminal
M123
121
M99
11
Existed
BCM
Ground
Continuity
Connector
Terminal
M123
121
Not existed
Key slot
Condition
Continuity
Terminal
1
11
Intelligent Key inserted
Existed
Intelligent Key removed
Not existed
KEY SLOT ILLUMINATION
DLK-133
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
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A
B
DLK
N
O
P
KEY SLOT ILLUMINATION
Description
INFOID:0000000005517603
Blinks when Intelligent Key insertion is required.
Component Function Check
INFOID:0000000005517604
1.
CHECK FUNCTION
Check key slot illumination (“KEY SLOT ILLUMI”) Active Test mode.
Is the inspection result normal?
YES
>> Key slot function is OK.
NO
>> Refer to
DLK-133, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000005517605
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check 10 A fuse, [No.9, located in fuse block (J/B)].
Is fuse fusing?
YES
>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.
NO
>> GO TO 2.
2.
CHECK KEY SLOT ILLUMINATION OUTPUT SIGNAL
Check voltage between key slot connector and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 4.
3.
CHECK KEY SLOT CIRCUIT
1.
Disconnect BCM and key slot connector.
2.
Check continuity between BCM harness connector and key slot harness connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-95, "Removal and Installation"
NO
>> Repair or replace harness.
4.
CHECK KEY SLOT POWER SUPPLY CIRCUIT
1.
Disconnect key slot connector.
(+)
(–)
Condition
Key slot
illumination
Voltage (V)
(Approx.)
Key slot
Connector
Terminal
M99
6
Ground
Intelligent Key inserted
OFF
Battery voltage
Intelligent Key removed
ON
0
BCM
Key slot
Continuity
Connector
Terminal
Connector
Terminal
M122
92
M99
6
Existed
BCM
Ground
Continuity
Connector
Terminal
M122
92
Not existed
DLK-134
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
KEY SLOT ILLUMINATION
2.
Check voltage between key slot harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace key slot power supply circuit.
5.
CHECK KEY SLOT GROUND CIRCUIT
Check continuity between key slot harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace key slot ground circuit.
6.
CHECK KEY SLOT
DLK-134, "Component Inspection"
.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Replace key slot. Refer to
DLK-366, "Removal and Installation"
7.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000005517606
1.
CHECK KEY SLOT ILLUMINATION
1.
Turn ignition switch OFF.
2.
Disconnect key slot connector.
3.
Connect battery power supply to key slot terminals 5 and 6, and check the operation.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace key slot. Refer to
DLK-366, "Removal and Installation"
(+)
(–)
Voltage (V)
(Approx.)
Key slot
Connector
Terminal
M99
5
Ground
Battery voltage
Key slot
Ground
Continuity
Connector
Terminal
M99
7
Existed
5 (BAT+) - 6 (BAT-)
: Key slot illuminates
HORN FUNCTION
DLK-135
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
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A
B
DLK
N
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HORN FUNCTION
Description
INFOID:0000000005517607
Perform answer-back for each operation with horn.
Component Function Check
INFOID:0000000005517608
1.
CHECK FUNCTION
1.
Select “HORN” in “ACTIVE TEST” mode with CONSULT-III.
2.
Check the horn (high/low) operation.
Is the operation normal?
YES
>> Horn function is OK.
NO
>> Go to
DLK-135, "Diagnosis Procedure"
.
Diagnosis Procedure
INFOID:0000000005517609
1.
CHECK HORN FUNCTION
Check horn function with horn switch
Do the horns sound?
YES
>> GO TO 2.
NO
>> Go to
HRN-2, "Wiring Diagram - HORN -"
2.
CHECK HORN RELAY POWER SUPPLY
1.
Turn ignition switch ON.
2.
Perform “ACTIVE TEST” (“HORN”) with CONSULT-Ill.
3.
Check voltage between horn relay harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
CHECK HORN RELAY CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect IPDM E/R connector and horn relay connector.
3.
Check continuity between IPDM E/R harness connector and horn relay harness connector.
4.
Check continuity between driver seat control unit harness connector and ground.
Is the inspection result normal?
Test item
Description
HORN
ON
Horn relay
ON (for 20 ms)
Horn relay
Ground
Test item
Voltage (V)
(Approx.)
Connector
Terminal
E5
1
HORN
ON
Battery voltage
→
0
→
Battery voltage
Other than above
Battery voltage
IPDM E/R
Horn relay
Continuity
Connector
Terminal
Connector
Terminal
E11
44
E5
1
Existed
IPDM E/R
Ground
Continuity
Connector
Terminal
E11
44
Not existed
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