Nissan Frontier D40. Manual — part 912
PWC-30
< COMPONENT 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-54, "Removal and Installa-
.
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 ter-
minals 12, and 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.
12 - Ground
: Battery voltage
47 - Ground
: Battery voltage
LIIA0946E
2 - 47
: Continuity should exist.
2 - 12
: Continuity should exist.
2 - Ground
: Continuity should not exist.
LIIA0947E
Terminal
Condition
Continuity
2
Ground part of
door switch
Open
Yes
Closed
No
LIIA2377E
POWER WINDOW LOCK SWITCH
PWC-31
< COMPONENT DIAGNOSIS >
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PWC
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POWER WINDOW LOCK SWITCH
Description
INFOID:0000000005274642
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:0000000005274643
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.
PWC-32
< ECU DIAGNOSIS >
POWER WINDOW SYSTEM
ECU DIAGNOSIS
POWER WINDOW SYSTEM
Terminal Layout for Power Window Main Switch
INFOID:0000000005274651
Physical Values for Power Window Main Switch
INFOID:0000000005274652
*: Crew cab
LIIA2454E
Terminal
Wire Color
Item
Condition
Voltage (V)
(Approx.)
2
G/Y
Front power window motor RH
DOWN signal
When power window motor is op-
erated DOWN
Battery voltage
3
L/W
Front power window motor RH UP
signal
When power window motor is op-
erated UP
Battery voltage
5
W/R
RAP signal
When ignition switch ON
Battery voltage
Within 45 seconds after ignition
switch is turned to OFF
Battery voltage
More than 45 seconds after igni-
tion switch is turned to OFF
0
When front door LH or RH open
or power window timer operates
0
6
G/R
Front power window motor LH UP
signal
When power window motor is op-
erated UP
Battery voltage
7
G/W
Front power window motor LH
DOWN signal
When power window motor is op-
erated DOWN
Battery voltage
8*
G/B
Rear power window RH
UP signal
When rear RH switch in
main power window and door
lock/unlock switch is operated
UP
Battery voltage
9*
R
Rear power window RH
DOWN signal
When rear RH switch in
main power window and door
lock/unlock switch is operated
DOWN
Battery voltage
14
B
Ground
—
0
15*
R/B
Rear power window LH
UP signal
When rear LH switch in
main power window and door
lock/unlock switch is operated
UP
Battery voltage
16*
R/Y
Rear power window LH
DOWN signal
When rear LH switch in
main power window and door
lock/unlock switch is operated
DOWN
Battery voltage
POWER WINDOW SYSTEM
PWC-33
< ECU DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
Wiring Diagram
INFOID:0000000005274653
ABKWA0154GB
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