Nissan Xterra. Instruction — part 553
POWER SUPPLY AND GROUND CIRCUIT
PWC-15
< 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
>> Main power window and door lock/unlock switch is OK.
NO
>> Replace main power window and door lock/unlock switch. Refer to
.
FRONT POWER WINDOW SWITCH
FRONT POWER WINDOW SWITCH : Description
INFOID:0000000009483637
• BCM supplies power.
• Front power window motor RH will be operated if power window and door lock/unlock switch RH is operated.
FRONT POWER WINDOW SWITCH : Component Function Check
INFOID:0000000009483638
Power Window And Door Lock/Unlock Switch RH
1.
CHECK FRONT POWER WINDOW MOTOR RH FUNCTION
Check front power window motor RH operation with power window and door lock/unlock switch RH.
Is the inspection result normal?
YES
>> Power window and door lock/unlock switch RH power supply and ground circuit are OK.
NO
>> Refer to
PWC-15, "FRONT POWER WINDOW SWITCH : Diagnosis Procedure"
FRONT POWER WINDOW SWITCH : Diagnosis Procedure
INFOID:0000000009483639
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between power window and door lock/unlock
switch RH connector and ground.
Is the measurement value within the specification?
YES
>> GO TO 3
NO
>> GO TO 2
2.
CHECK HARNESS CONTINUITY
1. Turn ignition switch OFF.
2. Disconnect BCM and power window and door lock/unlock switch
RH.
3. Check continuity between BCM connector (A) and power win-
dow and door lock/unlock switch RH connector (B).
4. Check continuity between BCM connector (A) and ground.
Terminal
Voltage (V)
(Approx.)
(+)
(–)
Power window and door lock/
unlock
switch RH connector
Terminal
D105
8
Ground
Battery voltage
LIIA1976E
BCM connector
Terminal
Power window and
door lock/unlock
switch RH connector
Terminal
Continuity
M20 (A)
68
D105 (B)
8
Yes
LIIA2166E
PWC-16
< DTC/CIRCUIT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
Is the inspection result normal?
YES
>> GO TO 4
NO
>> Repair or replace harness.
3.
CHECK GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect power window and door lock/unlock switch RH and main power window and door lock/unlock
switch.
3. Check continuity between main power window and door lock/unlock switch connector and front power
window switch RH connector.
4. Check continuity between main power window and door lock/unlock switch connector and ground.
Is the inspection result normal?
YES
>> Replace power window and door lock/unlock switch RH. Refer to
PWC-61, "Removal and Installa-
.
NO
>> Repair or replace harness.
4.
CHECK BCM OUTPUT SIGNAL
1. Connect BCM.
2. Turn ignition switch ON.
3. Check voltage between BCM connector and ground.
Is the measurement value within the specification?
YES
>> Replace power window and door lock/unlock switch RH.
PWC-61, "Removal and Installation"
.
NO
>> Replace BCM. Refer to
BCS-50, "Removal and Installation"
REAR POWER WINDOW SWITCH
REAR POWER WINDOW SWITCH : Description
INFOID:0000000009483640
• BCM supplies power.
• Rear power window motor will be operated if rear power window switch is operated.
REAR POWER WINDOW SWITCH : Component Function Check
INFOID:0000000009483641
Rear Power Window Switch
BCM connector
Terminal
Ground
Continuity
M20 (A)
68
No
Main power window
and door lock/unlock
switch connector
Terminal
Front power window
switch RH connector
Terminal
Continuity
D7
3
D105
12
Yes
2
11
Main power window and door
lock/unlock switch connector
Terminal
Ground
Continuity
D7
3
No
2
Terminals
Voltage (V)
(Approx.)
(+)
(-)
BCM connector
Terminal
M20
68
Ground
Battery voltage
LIIA2055E
POWER SUPPLY AND GROUND CIRCUIT
PWC-17
< DTC/CIRCUIT DIAGNOSIS >
C
D
E
F
G
H
I
J
L
M
A
B
PWC
N
O
P
1.
CHECK REAR POWER WINDOW MOTOR FUNCTION
Check rear power window motor operation with rear power window switch.
Is the inspection result normal?
YES
>> Rear power window switch power supply and ground circuit are OK.
NO
>> Refer to
PWC-17, "REAR POWER WINDOW SWITCH : Diagnosis Procedure"
.
REAR POWER WINDOW SWITCH : Diagnosis Procedure
INFOID:0000000009483642
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch ON.
2. Check voltage between rear power window switch connector
and ground.
Is the measurement value within the specification?
YES
>> GO TO 2 (Rear power window switch LH)
YES
>> GO TO 3 (Rear power window switch RH)
NO
>> GO TO 4
2.
CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH LH)
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch and
rear power window switch LH.
3. Check continuity between main power window and door lock/
unlock switch connector (A) and rear power window switch LH
connector (B).
4. Check continuity between main power window and door lock/unlock switch connector (A) and ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
3.
CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH RH)
Terminal
Condition
Voltage (V)
(Approx.)
(+)
(–)
Rear power window
switch connector
Terminal
LH
D203
8
Ground
Ignition switch
ON
Battery voltage
RH
D303
LIIA1715E
Main power window
and door lock/unlock
switch connector
Terminal
Rear power window
switch LH connector
Terminal
Continuity
D7 (A)
15
D203 (B)
4
Yes
16
5
Main power window and door lock/un-
lock switch connector
Terminal
Ground
Continuity
D7 (A)
15
No
16
LIIA2432E
PWC-18
< DTC/CIRCUIT DIAGNOSIS >
POWER SUPPLY AND GROUND CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect main power window and door lock/unlock switch and
rear power window switch RH.
3. Check continuity between main power window and door lock/
unlock switch connector (A) and rear power window switch RH
connector (B).
4. Check continuity between main power window and door lock/unlock switch connector (A) and ground.
Is the inspection result normal?
YES
>> GO TO 5
NO
>> Repair or replace harness.
4.
CHECK HARNESS CONTINUITY
1. Disconnect BCM and rear power window switch.
2. Check continuity between BCM connector (A) and rear power
window switch connector (B).
3. Check continuity between BCM connector (A) and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-50, "Removal and Installation"
NO
>> Repair or replace harness.
5.
CHECK REAR POWER WINDOW SWITCH
Check rear power window switch.
PWC-18, "REAR POWER WINDOW SWITCH : Component Inspection"
Is the inspection result normal?
YES
>> Check intermittent incident. Refer to
GI-40, "Intermittent Incident"
.
NO
>> Replace rear power window switch. Refer to
PWC-62, "Removal and Installation - Rear Door
.
REAR POWER WINDOW SWITCH : Component Inspection
INFOID:0000000009483643
COMPONENT INSPECTION
1.
CHECK REAR POWER WINDOW SWITCH
Check rear power window switch.
Main power window
and door lock/unlock
switch connector
Terminal
Rear power window
switch RH connec-
tor
Terminal
Continuity
D7 (A)
8
D303 (B)
4
Yes
9
5
Main power window and door
lock/unlock switch connector
Terminal
Ground
Continuity
D7 (A)
8
No
9
LIIA2434E
BCM connector
Terminal
Rear power window
switch connector
Terminal
Continuity
M20 (A)
68
LH
D203 (B)
8
Yes
RH
D303 (B)
BCM connector
Terminal
Ground
Continuity
M20 (A)
68
No
LIIA2175E
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