Nissan Frontier D40. Manual — part 644
TURN SIGNAL LAMP CIRCUIT
EXL-49
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
Is voltage reading as specified?
YES
>> GO TO 3
NO
>> Replace BCM. Refer to
BCS-54, "Removal and Installation"
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 M20 (A)
and the front combination lamps (B).
4.
Check continuity between the BCM harness connector M20 (A)
and the rear combination lamp connectors (B).
Are continuity 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
>> GO TO 5
5.
CHECK TURN SIGNAL LAMP GROUND CIRCUIT
M20
LH
60
Ground
RH
61
PKID0926E
A
B
Continuity
Connector
Terminal
Connector
Terminal
Front LH
M20
60
E27
3
Yes
Front RH
61
E111
AWLIA1687ZZ
A
B
Continuity
Connector
Terminal
Connector
Terminal
Rear LH
M20
60
C207
4
Yes
Rear RH
61
C208
4
AWLIA0787ZZ
Connector
Terminal
—
Continuity
LH
M20
60
Ground
No
RH
61
ALLIA0404GB
EXL-50
< COMPONENT DIAGNOSIS >
TURN SIGNAL LAMP CIRCUIT
1.
Check continuity between the front combination lamp harness
connectors and ground.
2.
Check continuity between the rear combination lamp harnness
connectors and ground.
Are continuity results as specified?
YES
>> Replace the malfunctioning lamp.
NO
>> Repair the harnesses or connectors.
Connector
Terminal
—
Continuity
Front LH
E27
1
Ground
Yes
Front RH
E111
ALLIA0926ZZ
Connector
Terminal
—
Continuity
Rear LH
C207
5
Ground
Yes
Rear RH
C208
AWLIA0788ZZ
HEADLAMP
EXL-51
< COMPONENT DIAGNOSIS >
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
HEADLAMP
Wiring Diagram
INFOID:0000000005274750
ABLWA0607GB
EXL-52
< COMPONENT DIAGNOSIS >
HEADLAMP
ABLIA0591GB
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