Nissan Frontier. Instruction — part 1075
PWC-32
< DTC/CIRCUIT DIAGNOSIS >
DOOR SWITCH
1. Turn ignition switch OFF.
2. Disconnect door switches.
3. Check voltage between BCM connector M18, M19 terminals 12,
47 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
BCS-49, "Removal and Installa-
.
3.
CHECK DOOR SWITCH CIRCUIT
1. Disconnect BCM.
2. Check continuity between door switch connector D213 (Front LH), D314 (Front RH) terminal 2, D211
(Rear upper LH), D312 (Rear upper RH), D212 (Rear lower LH), D313 (Rear lower RH) terminal 1 and
BCM connector M18, M19 terminals 12, and 47.
3. Check continuity between door switch connector D213 (Front
LH), D314 (Front RH) terminal 2, D211 (Rear upper LH), D312
(Rear upper RH), D212 (Rear lower LH), D313 (Rear lower RH)
terminal 1 and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK DOOR SWITCHES GROUND CIRCUIT
Check continuity between door switch connector D213 (Front LH), D314 (Front RH) terminal 3, D211 (Rear
upper LH), D312 (Rear upper RH), D212 (Rear lower LH), D313 (Rear lower RH) terminal 2 and ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
5.
CHECK DOOR SWITCHES
Check continuity between door switch terminals.
12 - Ground
: Battery voltage
47 - Ground
: Battery voltage
LIIA1174E
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
3 - Ground
: Continuity should exist
2 - Ground
: Continuity should exist
WIIA0715E
DOOR SWITCH
PWC-33
< DTC/CIRCUIT DIAGNOSIS >
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PWC
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Is the inspection result normal?
YES
>> Check condition of harness and connector.
NO
>> Replace door switch.
CREW CAB
CREW CAB : Description
INFOID:0000000010223124
Detects door open/close condition.
CREW CAB : Component Function Check
INFOID:0000000010223221
1.
CHECK FUNCTION
With CONSULT
Check door switches in Data Monitor mode with CONSULT.
Is the inspection result normal?
YES
>> Door switch is OK.
NO
>> Refer to
PWC-33, "CREW CAB : Diagnosis Procedure"
.
CREW CAB : Diagnosis Procedure
INFOID:0000000010223222
Regarding Wiring Diagram information, refer to
DLK-87, "Wiring Diagram - Crew Cab"
.
1.
CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT
Check door switches ("DOOR SW-DR", "DOOR SW-AS") in DATA MONITOR mode with CONSULT. Refer to
BCS-15, "DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)"
• When any doors are open:
• When any doors are closed:
Without CONSULT
Check voltage between BCM connector M18 or M19 terminals 12, 47 and ground.
Item
Terminal
Condition
Continuity
Door switches
(front)
2 – 3
Open
Yes
Closed
No
Door switches (rear
upper and lower)
1 – 2
Open
Yes
Closed
No
WIIA0628E
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
Connec-
tor
Item
Terminals
Condition
Voltage (V)
(Approx.)
(+)
(–)
PWC-34
< DTC/CIRCUIT DIAGNOSIS >
DOOR SWITCH
Is the inspection result normal?
YES
>> Door switch circuit is OK.
NO
>> GO TO 2
2.
CHECK BCM OUTPUT VOLTAGE
1. Turn ignition switch OFF.
2. Disconnect door switches.
3. Check voltage between BCM connector M18, M19 terminals 12, 47 and ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Replace BCM. Refer to
BCS-49, "Removal and Installation"
3.
CHECK DOOR SWITCH CIRCUIT
1. Disconnect door switch and BCM.
2. Check continuity between door switch connector B8 (Front LH), B108 (Front RH) terminal 2 and BCM
connector M18, M19 terminals 12, 47.
3. Check continuity between door switch connector B8 (Front LH), B108 (Front RH) terminal 2 and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
4.
CHECK DOOR SWITCHES
1. Disconnect door switch.
2. Check continuity between door switch terminals.
Is the inspection result normal?
YES
>> Check switch case ground condition.
NO
>> Replace door switch.
M19
Front door
switch LH
47
Ground
Open
↓
Closed
0
↓
Battery voltage
M18
Front door
switch RH
12
12 - Ground
: Battery voltage
47 - Ground
: Battery voltage
2 - 47
: Continuity should exist.
2 - 12
: Continuity should exist.
2 - Ground
: Continuity should not exist.
Terminal
Condition
Continuity
Door switch
2 – Ground
Open
Yes
Closed
No
WIIA0644E
POWER WINDOW LOCK SWITCH
PWC-35
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
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P
POWER WINDOW LOCK SWITCH
Description
INFOID:0000000009482422
Ground circuit of main power window and door lock/unlock switch shuts off if power window lock switch of
main power window and door lock/unlock switch is operated. This inhibits all operation, except for the main
switch.
Component Function Check
INFOID:0000000009482423
1.
CHECK POWER WINDOW LOCK SIGNAL
Exchanges for a normal main power window and door lock/unlock switch, and operation is checked.
Does power window lock operate?
YES
>> Replace main power window and door lock/unlock switch. Refer to
.
NO
>> Check condition of harness and connector.
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