Nissan Titan. Manual — part 470
FRONT DOOR LOCK ASSEMBLY LH (KEY CYLINDER SWITCH) CHECK (KING
CAB)
PWC-53
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
Check front door lock assembly LH (key cylinder switch).
Is the inspection result normal?
YES
>> Key cylinder switch is OK.
NO
>> Replace front door lock assembly LH (key cylinder switch).
Terminal
Key position
Continuity
Front door lock assembly LH
(key cylinder switch) connector
6
5
Unlock
Yes
Neutral/Lock
No
1
Lock
Yes
Neutral/Unlock
No
LIIA1573E
PWC-54
< DTC/CIRCUIT DIAGNOSIS >
POWER WINDOW SERIAL LINK
POWER WINDOW SERIAL LINK
POWER WINDOW MAIN SWITCH
POWER WINDOW MAIN SWITCH : Description
INFOID:0000000009878999
Main power window and door lock/unlock switch, power window and door lock/unlock switch RH and BCM
transmit and receive the signal by power window serial link.
The signal mentioned below is transmitted from BCM to main power window and door lock/unlock switch and
power window and door lock/unlock switch RH
• Keyless power window down signal
The signal mentioned below is transmitted from main power window and door lock/unlock switch to power win-
dow and door lock/unlock switch RH
• Front door window RH operation signal
• Power window control by key cylinder switch signal
• Power window lock switch signal
• Retained power operation signal
POWER WINDOW MAIN SWITCH : Component Function Check
INFOID:0000000009879000
1.
CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL
Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “DATA MONITOR” mode for “POWER DOOR LOCK SYS-
TEM” with CONSULT. Refer to
BCS-16, "DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)"
Is the inspection result normal?
YES
>> Power window serial link is OK.
NO
>> Refer to
PWC-54, "POWER WINDOW MAIN SWITCH : Diagnosis Procedure"
POWER WINDOW MAIN SWITCH : Diagnosis Procedure
INFOID:0000000009879001
Regarding Wiring Diagram information, refer to
PWC-88, "Wiring Diagram - Crew Cab"
1.
CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL
1. Remove ignition key and close front door LH and RH.
2. Check signal between BCM connector and ground with oscillo-
scope when door lock and unlock switch (LH and RH) is turned
to “LOCK” or “UNLOCK”.
3. Check that signals which are shown in the figure below can be
detected during 10 second just after door lock and unlock switch
(LH and RH) is turned to “LOCK” or “UNLOCK”.
Monitor item
Condition
CDL LOCK SW
LOCK
: ON
UNLOCK
: OFF
CDL UNLOCK SW
LOCK
: OFF
UNLOCK
: ON
LIIA0391E
POWER WINDOW SERIAL LINK
PWC-55
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
Is the inspection result normal?
YES
>> Power window serial link is OK.
NO
>> GO TO 2
2.
CHECK POWER WINDOW SERIAL LINK CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM and main power window and door lock/unlock
switch.
3. Check continuity between BCM connector (A) and main power
window and door lock/unlock switch connector (B) (Crew Cab)
or (C) (King Cab).
4. Check continuity between BCM connector (A) and ground.
Is the inspection result normal?
YES
>> Replace main power window and door lock/unlock
switch. Refer to
PWC-115, "Removal and Installation"
.
NO
>> Repair or replace harness.
FRONT POWER WINDOW SWITCH
FRONT POWER WINDOW SWITCH : Description
INFOID:0000000009879002
Main power window and door lock/unlock switch, power window and door lock/unlock switch RH and BCM
transmit and receive the signal by power window serial link.
The signal mentioned below is transmitted from BCM to main power window and door lock/unlock switch and
power window and door lock/unlock switch RH
• Keyless power window down signal
The signal mentioned below is transmitted from main power window and door lock/unlock switch to power win-
dow and door lock/unlock switch RH
• Front door window RH operation signal
• Power window control by key cylinder switch signal
• Retained power operation signal
• Power window lock switch signal
Terminal
Signal
(Reference value)
(+)
(–)
BCM connector
Terminal
M18
22
Ground
PIIA1297E
BCM connector
Terminal
Main power window and door
lock/unlock switch connector
Terminal
Continuity
M18 (A)
22
D7 (B)
14
Yes
D15 (C)
12
BCM connector
Terminal
Ground
Continuity
M18 (A)
22
No
ALKIA1537ZZ
PWC-56
< DTC/CIRCUIT DIAGNOSIS >
POWER WINDOW SERIAL LINK
FRONT POWER WINDOW SWITCH : Component Function Check
INFOID:0000000009879003
1.
CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH OUTPUT SIGNAL
Check (“CDL LOCK SW ”, “CDL UNLOCK SW”) in “DATA MONITOR” mode for “POWER DOOR LOCK SYS-
TEM” with CONSULT. Refer to
BCS-16, "DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)"
Is the inspection result normal?
YES
>> Power window serial link is OK.
NO
>> Refer to
PWC-56, "FRONT POWER WINDOW SWITCH : Diagnosis Procedure"
FRONT POWER WINDOW SWITCH : Diagnosis Procedure
INFOID:0000000009879004
Regarding Wiring Diagram information, refer to
PWC-88, "Wiring Diagram - Crew Cab"
1.
CHECK POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH RH
1. Remove ignition key, and close the front door LH and RH.
2. Check signal between BCM connector and ground with oscillo-
scope when door lock and unlock switch (LH and RH) is turned
to “LOCK” or “UNLOCK”.
3. Check that signals which are shown in the figure below can be
detected during 10 second just after door lock and unlock switch
(LH and RH) is turned to “LOCK” or “UNLOCK”.
Is the inspection result normal?
YES
>> Power window serial link is OK.
NO
>> GO TO 2
2.
CHECK POWER WINDOW SERIAL LINK CIRCUIT
Monitor item
Condition
CDL LOCK SW
LOCK
: ON
UNLOCK
: OFF
CDL UNLOCK SW
LOCK
: OFF
UNLOCK
: ON
Terminal
Signal
(Reference value)
(+)
(–)
BCM connector
Terminal
M18
22
Ground
LIIA0391E
PIIA1297E
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