Nissan Rogue. Manual — part 616
TURN SIGNAL LAMP CIRCUIT
EXL-93
< DTC/CIRCUIT DIAGNOSIS >
[HALOGEN HEADLAMP]
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
6. While the turn signal is operating, check the voltage between the door mirror harness connector and
ground.
7. While the turn signal is operating, check the voltage between the rear combination lamp harness connec-
tor and ground.
Are the inspection results normal?
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 harness connector E29, M18 or B23.
3. Check continuity between the BCM harness connector E29 and the front combination lamp harness con-
nector.
4. Check continuity between the BCM harness connector B23 and the door mirror harness connector.
LH
E105
1
Ground
RH
E103
(+)
(
−)
Voltage
(Approx.)
Connector
Terminal
LH
D14
13
Ground
RH
D107
(+)
(
−)
Voltage
(Approx.)
Connector
Terminal
LH
B90
3
Ground
RH
B102
PKID0926E
PKID0926E
PKID0926E
BCM
Front combination lamp
Continuity
Connector
Terminal
Connector
Terminal
LH
E29
135
E105
1
Yes
RH
136
E103
BCM
Door mirror
Continuity
Connector
Terminal
Connector
Terminal
LH
M18
2
D14
13
Yes
RH
3
D107
EXL-94
< DTC/CIRCUIT DIAGNOSIS >
[HALOGEN HEADLAMP]
TURN SIGNAL LAMP CIRCUIT
5. Check continuity between the BCM harness connector B23 and the rear combination lamp harness con-
nector.
Are the inspection results normal?
YES
>> GO TO 4.
NO
>> Repair or replace the harness or connectors.
4.
CHECK TURN SIGNAL LAMP SHORT CIRCUIT
1. Check continuity between the BCM harness connector E29 and ground.
2. Check continuity between the BCM harness connector M18 and ground.
3. Check continuity between the BCM harness connector M23 and ground.
Are the inspection results normal?
YES
>> Replace BCM. Refer to
BCS-75, "Removal and Installation"
(with Intelligent Key system) or
135, "Removal and Installation"
(without Intelligent Key system).
NO
>> Repair or replace the harness or connectors.
5.
CHECK TURN SIGNAL LAMP GROUND CIRCUIT
1. Turn the ignition switch OFF.
2. Check continuity between the front combination lamp harness connector, the door mirror connector or the
rear combination lamp harness connector in question and ground.
3. Check continuity between the door mirror harness connector and ground.
BCM
Rear combination lamp
Continuity
Connector
Terminal
Connector
Terminal
LH
B23
157
B90
3
Yes
RH
160
B102
BCM
Ground
Continuity
Connector
Terminal
LH
E29
135
No
RH
136
BCM
Ground
Continuity
Connector
Terminal
LH
B18
2
No
RH
3
BCM
Ground
Continuity
Connector
Terminal
LH
B23
157
No
RH
160
Front combination lamp
(
−)
Continuity
Connector
Terminal
LH
E105
2
Ground
Yes
RH
E103
Door mirror
(
−)
Continuity
Connector
Terminal
TURN SIGNAL LAMP CIRCUIT
EXL-95
< DTC/CIRCUIT DIAGNOSIS >
[HALOGEN HEADLAMP]
C
D
E
F
G
H
I
J
K
M
A
B
EXL
N
O
P
4. Check continuity between the rear combination lamp harness connector and ground.
Are the inspection results normal?
YES
>> Replace the malfunctioning lamp.
NO
>> Repair or replace the harness or connectors.
LH
D14
14
Ground
Yes
RH
D107
Rear combination lamp
(
−)
Continuity
Connector
Terminal
LH
B90
4
Ground
Yes
RH
B102
EXL-96
< DTC/CIRCUIT DIAGNOSIS >
[HALOGEN HEADLAMP]
B121A FRONT FOG LAMP LH POWER SUPPLY CIRCUIT
B121A FRONT FOG LAMP LH POWER SUPPLY CIRCUIT
DTC Logic
INFOID:0000000011280746
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
CHECK SELF DIAGNOSTIC RESULT
With
CONSULT.
1. Turn ignition switch ON.
2. Perform “Self Diagnostic Result”.
Is DTC B121A detected?
YES
>> Proceed to diagnosis procedure. Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000011280747
1.
CHECK FOG LAMP SHORT CIRCUIT TO GROUND
1. Disconnect fog lamp connector and IPDM E/R connector.
2. Check continuity between IPDM E/R harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
2.
CHECK FOG LAMP SHORT CIRCUIT TO GROUND
1. Reconnect IPDM E/R connector.
2. Check continuity between fog lamp harness connector and ground.
Is the inspection result normal?
YES
>> Refer to
GI-44, "Intermittent Incident"
.
NO
>> Replace IPDM E/R. Refer to
PCS-40, "Removal and Installation"
DTC
Display Item
Malfunction detected condition
Possible causes
B121A
FR FOG LAMP LH PWR SPLY CIRC
[CIRC SHORT TO GROUND
Short to ground
• IPDM E/R
• Short to ground
IPDM E/R
Ground
Continuity
Connector
Terminal
E217
51
No
Fog lamp
Ground
Continuity
Connector
Terminal
LH
E222
1
No
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