Nissan Titan A60. Manual — part 500
TURN SIGNAL LAMP CIRCUIT
EXL-55
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
4. Check continuity between the BCM harness connector (A) and
the rear combination lamp connector (B).
5. Check continuity between the BCM harness connector (A) and
the door mirror connector (B) (if equipped with turn signals in the
mirrors).
Are continuity test results as specified?
YES
>> GO TO 4.
NO
>> Repair the harnesses or connectors.
4.
CHECK TURN SIGNAL LAMP SHORT CIRCUIT
Check continuity between the BCM harness connector M20 and
ground.
Does continuity exist?
YES
>> Repair the harnesses or connectors.
NO
>> Replace BCM. Refer to
BCS-53, "Removal and Installa-
.
5.
CHECK TURN SIGNAL LAMP GROUND CIRCUIT
1. Check continuity between the front combination lamp harness
connector and ground.
A
B
Continuity
Connector
Terminal
Connector
Terminal
Rear LH
M20
60
C13
8
Yes
Rear RH
61
C14
AWLIA1616ZZ
A
B
Continuity
Connector
Terminal
Connector
Terminal
Door mirror LH
M20
60
D4
15
Yes
Door mirror RH
61
D107
WKIA4524E
Connector
Terminal
—
Continuity
LH
M20
60
Ground
No
RH
61
ALLIA0404GB
Connector
Terminal
—
Continuity
Front LH
E11
4
Ground
Yes
Front RH
E107
ALLIA0405GB
EXL-56
< DTC/CIRCUIT DIAGNOSIS >
TURN SIGNAL LAMP CIRCUIT
2. Check continuity between the rear combination lamp harness
connector and ground.
3. Check continuity between the door mirrors and ground (if
equipped with turn signals in the mirrors).
Are continuity test results as specified?
YES
>> Replace the malfunctioning lamp.
NO
>> Repair the harnesses or connectors.
Diagnosis Procedure - With Daytime Light System
INFOID:0000000006709933
Regarding Wiring Diagram information, refer to
.
1.
CHECK TURN SIGNAL LAMP BULB
Check the applicable lamp bulb to be sure the proper bulb standard is in use and the bulb is not open.
Is the bulb OK?
YES
>> GO TO 2.
NO
>> Replace the bulb.
2.
CHECK TURN SIGNAL LAMP OUTPUT VOLTAGE
1. Turn the ignition switch OFF.
2. Disconnect the front combination lamp connector, door mirror connector (if equipped with turn signals in
the mirrors) and the rear combination lamp connector.
3. Turn the ignition switch ON.
4. With turn signal switch operating, check the voltage between the front combination lamp harness connec-
tor and ground.
5. With turn signal switch operating, check the voltage between the rear combination lamp harness connec-
tor and ground.
Connector
Terminal
—
Continuity
Rear LH
C13
1
Ground
Yes
Rear RH
C14
AWLIA1615ZZ
Connector
Terminal
—
Continuity
Door mirror RH
D107
11
Ground
Yes
Door mirror LH
D4
WKIA4525E
(+)
(
−)
Voltage
Connector
Terminal
E6
LH
5
Ground
E108
RH
PKID0926E
TURN SIGNAL LAMP CIRCUIT
EXL-57
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
6. With turn signal switch operating, check the voltage between the door mirror (if equipped with turn signals
in the mirrors) harness connector and ground.
Is voltage reading as specified?
YES
>> GO TO 5.
NO
>> GO TO 3.
3.
CHECK TURN SIGNAL LAMP CIRCUIT FOR OPEN
1. Turn the ignition switch OFF.
2. Disconnect BCM connector M20.
3. Check continuity between the BCM harness connector (A) and
the front combination lamp connector (B).
4. Check continuity between the BCM harness connector (A) and
the rear combination lamp connector (B).
(+)
(
−)
Voltage
Connector
Terminal
C13
LH
8
Ground
C14
RH
(+)
(
−)
Voltage
Connector
Terminal
D4
LH
15
Ground
D107
RH
PKID0926E
PKID0926E
A
B
Continuity
Connector
Terminal
Connector
Terminal
Front LH
M20
60
E6
5
Yes
Front RH
61
E108
ALLIA0403GB
A
B
Continuity
Connector
Terminal
Connector
Terminal
Rear LH
M20
60
C13
8
Yes
Rear RH
61
C14
AWLIA1616ZZ
EXL-58
< DTC/CIRCUIT DIAGNOSIS >
TURN SIGNAL LAMP CIRCUIT
5. Check continuity between the BCM harness connector (A) and
the door mirror connector (B) (if equipped with turn signals in the
mirrors).
Are continuity test results as specified?
YES
>> GO TO 4.
NO
>> Repair the harnesses or connectors.
4.
CHECK TURN SIGNAL LAMP SHORT CIRCUIT
Check continuity between the BCM harness connector M20 and
ground.
Does continuity exist?
YES
>> Repair the harnesses or connectors.
NO
BCS-53, "Removal and Installa-
.
5.
CHECK TURN SIGNAL LAMP GROUND CIRCUIT
1. Check continuity between the front combination lamp harness
connector and ground.
2. Check continuity between the rear combination lamp harness
connector and ground.
A
B
Continuity
Connector
Terminal
Connector
Terminal
Door mirror LH
M20
60
D4
15
Yes
Door mirror RH
61
D107
WKIA4524E
Connector
Terminal
—
Continuity
LH
M20
60
Ground
No
RH
61
ALLIA0404GB
Connector
Terminal
—
Continuity
Front LH
E6
4
Ground
Yes
Front RH
E108
ALLIA0405GB
Connector
Terminal
—
Continuity
Rear LH
C13
1
Ground
Yes
Rear RH
C14
AWLIA1615ZZ
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