Nissan Titan A60. Manual — part 239
DLK-30
< DTC/CIRCUIT DIAGNOSIS >
DOOR SWITCH
4. Check continuity between door switch connector B8 (Front LH),
B108 (Front RH), B18 (Rear LH), B116 (Rear RH) terminal 2 and
ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK DOOR SWITCHES
Check continuity between door switch terminal 2 and exposed metal
of switch while pressing and releasing switch.
Is the inspection result normal?
YES
>> Check door switch case ground condition.
NO
>> Replace door switch.
2 - 47
:Continuity should exist
2 - 12
:Continuity should exist
2 - 48
:Continuity should exist
2 - 13
:Continuity should exist
2 - Ground
:Continuity should not exist
LIIA1178E
Terminals
Condition
Continuity
Door switch (front
and rear)
2 – Ground
Released
Yes
Pressed
No
WIIA0644E
DOOR LOCK AND UNLOCK SWITCH
DLK-31
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
DOOR LOCK AND UNLOCK SWITCH
KING CAB
KING CAB : Description
INFOID:0000000006179195
Transmits door lock/unlock operation to BCM.
KING CAB : Component Function Check
INFOID:0000000006179196
1.
CHECK FUNCTION
With CONSULT-III
Check CDL LOCK SW, CDL UNLOCK SW in Data Monitor mode with CONSULT-III.
Is the inspection result normal?
YES
>> Door lock and unlock switch is OK.
NO
>> refer to
DLK-31, "KING CAB : Diagnosis Procedure"
.
KING CAB : Diagnosis Procedure
INFOID:0000000006179197
Regarding Wiring Diagram information, refer to
DLK-77, "Wiring Diagram - King Cab"
1.
CHECK DOOR LOCK/UNLOCK SWITCH INPUT SIGNAL
With CONSULT-III
Check door lock/unlock switch ("CDL LOCK SW", "CDL UNLOCK SW") in DATA MONITOR mode in CON-
SULT–III. Refer to
DLK-20, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"
.
• When door lock/unlock switch is turned to LOCK:
• When door lock/unlock switch is turned to UNLOCK:
Without CONSULT-III
1. Remove key from ignition key cylinder.
2. Check the signal between BCM connector M18 terminal 22 and ground with oscilloscope when door lock/
unlock switch is turned to LOCK or UNLOCK.
3. Make sure the signals which are shown in the figure below can be detected during 10 seconds just after
the door lock/unlock switch is turned to LOCK or UNLOCK.
Monitor item
Condition
CDL LOCK SW
LOCK
: ON
UNLOCK
: OFF
CDL UNLOCK SW
LOCK
: OFF
UNLOCK
: ON
CDL LOCK SW
:ON
CDL UNLOCK SW
:ON
DLK-32
< DTC/CIRCUIT DIAGNOSIS >
DOOR LOCK AND UNLOCK SWITCH
Is the inspection result normal?
YES
>> Door lock and unlock switch circuit is OK.
NO
>> GO TO 2
2.
CHECK BCM OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Using the vehicle operational key fob, press and hold the UNLOCK button for more than 3 seconds.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Replace BCM. Refer to
BCS-53, "Removal and Installation"
3.
CHECK DOOR LOCK/UNLOCK SWITCH GROUND HARNESS
1. Disconnect main power window and door lock/unlock switch or power window and door lock/unlock switch
RH.
2. Check continuity between main power window and door lock/
unlock switch connector D15 terminal 15 and ground.
3. Check continuity between power window and door lock/unlock
switch RH connector D105 terminal 11 and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK POWER WINDOW SERIAL LINK CIRCUIT
1. Disconnect BCM.
Connector
Terminals
Signal
(Reference value)
(+)
(–)
M18
22
Ground
PIIA6379E
PIIA1297E
The front windows should be lowered?
15 - Ground
: Continuity should exist
LIIA0604E
11 - Ground
: Continuity should exist
LIIA1140E
DOOR LOCK AND UNLOCK SWITCH
DLK-33
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
2. Check continuity between BCM connector M18 terminal 22 and
main power window and door lock/unlock switch connector D15
terminal 12.
3. Check continuity between BCM connector M18 terminal 22 and
power window and door lock/unlock switch RH connector D105
terminal 16.
4. Check continuity between BCM connector M18 terminal 22 and
ground.
Is the inspection result normal?
YES
>> Replace main power window and door lock/unlock
switch or power window and door lock/unlock switch
RH.
NO
>> Repair or replace harness.
CREW CAB
CREW CAB : Description
INFOID:0000000006179198
Transmits door lock/unlock operation to BCM.
CREW CAB : Component Function Check
INFOID:0000000006179199
1.
CHECK FUNCTION
With CONSULT-III
Check CDL LOCK SW, CDL UNLOCK SW in Data Monitor mode with CONSULT-III.
Is the inspection result normal?
YES
>> Door lock and unlock switch is OK.
NO
>> Refer to
DLK-34, "CREW CAB : Diagnosis Procedure"
22 - 12
: Continuity should exist
LIIA0649E
22 - 16
: Continuity should exist
WIIA0598E
22 - Ground
: Continuity should not exist
LIIA2359E
Monitor item
Condition
CDL LOCK SW
LOCK
: ON
UNLOCK
: OFF
CDL UNLOCK SW
LOCK
: OFF
UNLOCK
: ON
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