Nissan Titan A60. Manual — part 238
DLK-26
< DTC/CIRCUIT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
Check continuity between BCM harness connector and ground.
Does continuity exist?
YES
>> Inspection End.
NO
>> Repair or replace harness.
BCM
Ground
Continuity
Connector
Terminal
M20
67
Yes
LIIA0915E
DOOR SWITCH
DLK-27
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
DOOR SWITCH
KING CAB
KING CAB : Description
INFOID:0000000006179189
Detects door open/close condition.
KING CAB : Component Function Check
INFOID:0000000006179190
1.
CHECK FUNCTION
With CONSULT-III
Check door switches in data monitor mode with CONSULT-III.
Is the inspection result normal?
YES
>> Door switch is OK.
NO
>> Refer to
DLK-27, "KING CAB : Diagnosis Procedure"
.
KING CAB : Diagnosis Procedure
INFOID:0000000006179191
Regarding Wiring Diagram information, refer to
DLK-77, "Wiring Diagram - King Cab"
1.
CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS") in DATA MONITOR mode with CONSULT–III. Refer
to
DLK-20, "DOOR LOCK : CONSULT-III Function (BCM - DOOR LOCK)"
• When doors are open:
• When doors are closed:
Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 47 and ground.
Is the inspection result normal?
YES
>> Door switch circuit is OK.
NO
>> GO TO 2
2.
CHECK DOOR SWITCH CIRCUIT
Monitor item
Condition
DOOR SW-DR
CLOSE
→ OPEN: OFF → ON
DOOR SW-AS
DOOR SW-DR
:ON
DOOR SW-AS
:ON
DOOR SW-DR
:OFF
DOOR SW-AS
:OFF
Connector
Item
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
M19
Door switches
LH
47
Ground
Open
↓
Closed
0
↓
Battery voltage
M18
Door switches
RH
12
LIIA1174E
DLK-28
< DTC/CIRCUIT DIAGNOSIS >
DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM.
3. Check continuity between door switch connector B8 (Front LH), B108 (Front RH) terminal 2, B73 (Rear
upper LH), B156 (Rear upper RH), B74 (Rear lower LH), B157 (Rear lower RH) terminal 1 and BCM con-
nector M18, M19 terminals 12, and 47.
4. Check continuity between door switch connector B8 (Front LH),
B108 (Front RH) terminal 2, B73 (Rear upper LH), B156 (Rear
upper RH), B74 (Rear lower LH), B157 (Rear lower RH) terminal
1 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 terminals.
Is the inspection result normal?
YES
>> Repair or replace harness.
NO
>> Replace door switch.
CREW CAB
CREW CAB : Description
INFOID:0000000006179192
Detects door open/close condition.
CREW CAB : Component Function Check
INFOID:0000000006179193
1.
CHECK FUNCTION
With CONSULT-III
Check door switches in data monitor mode with CONSULT-III.
Is the inspection result normal?
YES
>> Door switch is OK.
NO
>> Refer to
DLK-29, "CREW CAB : Diagnosis Procedure"
.
2 - 47
:Continuity should exist
2 - 12
:Continuity should exist
1 - 47
:Continuity should exist
1 - 12
:Continuity should exist
2 - Ground
:Continuity should not exist
1 - Ground
:Continuity should not exist
LIIA1175E
Item
Terminals
Condition
Continuity
Door switches
(front)
2 – 3
Open
No
Closed
Yes
Door switches (rear
upper and lower)
1 – 2
Open
No
Closed
Yes
WIIA0595E
Monitor item
Condition
DOOR SW-DR
CLOSE
→ OPEN: OFF → ON
DOOR SW-AS
DOOR SW-RL
DOOR SW-RR
DOOR SWITCH
DLK-29
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
CREW CAB : Diagnosis Procedure
INFOID:0000000006179194
Regarding Wiring Diagram information, refer to
DLK-84, "Wiring Diagram - Crew Cab"
.
1.
CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-III
Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL", "DOOR SW-RR") in DATA MONI-
TOR mode with CONSULT–III. Refer to
DLK-20, "DOOR LOCK : CONSULT-III Function (BCM - DOOR
• When doors are open:
• When doors are closed:
Without CONSULT-III
Check voltage between BCM connector M18 or M19 terminals 12, 13, 47, 48 and ground.
Is the inspection result normal?
YES
>> Door switch circuit is OK.
NO
>> GO TO 2
2.
CHECK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM.
3. Check continuity between door switch connector B8 (Front LH), B108 (Front RH), B18 (Rear LH), B116
(Rear RH) terminal 2 and BCM connector M18, M19 terminals 12, 13, 47 and 48.
DOOR SW-DR
:ON
DOOR SW-AS
:ON
DOOR SW-RL
:ON
DOOR SW-RR
:ON
DOOR SW-DR
:OFF
DOOR SW-AS
:OFF
DOOR SW-RL
:OFF
DOOR SW-RR
:OFF
Connector
Item
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
M19
Front door
switch LH
47
Ground
Open
↓
Closed
0
↓
Battery voltage
Rear door
switch LH
48
M18
Front door
switch RH
12
Rear door
switch RH
13
LIIA1177E
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