Nissan Leaf. Manual — part 1032

PWC-46

< DTC/CIRCUIT DIAGNOSIS >

DOOR SWITCH

1. Disconnect BCM connector.

2. Check continuity between door switch harness connector and BCM harness connector.

3. Check continuity between door switch harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to

BCS-72, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK BACK DOOR SWITCH GROUND CIRCUIT

Check continuity between back door lock assembly harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK DOOR SWITCH

Refer to

PWC-46, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace malfunctioning door switch.

5.

CHECK INTERMITTENT INCIDENT

Refer to

GI-53, "Intermittent Incident"

.

>> Inspection End.

Component Inspection

INFOID:0000000010503118

1.

CHECK DOOR SWITCH

1. Turn power switch OFF.

2. Disconnect malfunctioning door switch connector.

3. Check continuity between door switch terminals.

Door switch

BCM

Continuity

Connector

Terminal

Connector

Terminal

Front LH

B48

3

M29

47

Yes

Front RH

B49

45

Rear LH

B71

48

Rear RH

B53

46

Back door

D562

43

Door switch

Ground

Continuity

Connector

Terminal

Front LH

B48

3

No

Front RH

B49

Rear LH

B71

Rear RH

B53

Back door

D562

Back door lock assembly

Ground

Continuity

Connector

Terminal

D562

4

Yes

DOOR SWITCH

PWC-47

< 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

>> Inspection End.

NO

>> Replace malfunctioning door switch.

Door switch

Condition

Continuity

Terminal

• Front LH
• Front RH
• Rear LH
• Rear RH

3

Ground part of door

switch

Door switch

Pressed

Yes

Released

No

Back door

4

Back door lock

Lock

Yes

Unlock

No

PWC-48

< SYMPTOM DIAGNOSIS >

POWER WINDOW CONTROL SYSTEM SYMPTOMS

SYMPTOM DIAGNOSIS

POWER WINDOW CONTROL SYSTEM SYMPTOMS

Symptom Table

INFOID:0000000010503201

Symptom

Reference page

Power windows do not operate with power window main switch.

Refer to

PWC-49, "Diagnosis Procedure"

.

Driver side power window alone does not operate.

Refer to

PWC-50, "Diagnosis Procedure"

.

Front passenger side power window does not operate (when both power window main
switch and front power window switch are operated).

Refer to

PWC-51, "WHEN BOTH POWER

WINDOW MAIN SWITCH AND FRONT
POWER WINDOW SWITCH ARE OPER-
ATED : Diagnosis Procedure"

.

Front passenger side power window does not operate (when front power window switch
(passenger side) is operated).

Refer to

PWC-51, "WHEN FRONT POW-

ER WINDOW SWITCH (PASSENGER
SIDE) IS OPERATED : Diagnosis Proce-
dure"

.

Front passenger side power window does not operate (when power window main switch
is operated).

Refer to

PWC-52, "WHEN POWER WIN-

DOW MAIN SWITCH IS OPERATED : Di-
agnosis Procedure"

.

Rear LH side power window does not operate (when both power window main switch and
rear power window switch LH are operated).

Refer to

PWC-53, "WHEN BOTH POWER

WINDOW MAIN SWITCH AND REAR
POWER WINDOW SWITCH LH ARE OP-
ERATED : Diagnosis Procedure"

.

Rear LH side power window does not operate (when rear power window switch LH is
operated).

Refer to

PWC-53, "WHEN REAR POWER

WINDOW SWITCH LH IS OPERATED :
Diagnosis Procedure"

.

Rear LH side power window does not operate (when power window main switch is
operated).

Refer to

PWC-54, "WHEN POWER WIN-

DOW MAIN SWITCH IS OPERATED : Di-
agnosis Procedure"

.

Rear RH side power window does not operate (when both power window main switch and
rear power window switch RH are operated).

Refer to

PWC-55, "WHEN BOTH POWER

WINDOW MAIN SWITCH AND REAR
POWER WINDOW SWITCH RH ARE OP-
ERATED : Diagnosis Procedure"

.

Rear RH side power window does not operate (when rear power window switch RH is
operated).

Refer to

PWC-55, "WHEN REAR POWER

WINDOW SWITCH RH IS OPERATED :
Diagnosis Procedure"

.

Rear RH side power window does not operate (when power window main switch is
operated).

Refer to

PWC-56, "WHEN POWER WIN-

DOW MAIN SWITCH IS OPERATED : Di-
agnosis Procedure"

.

Auto operation does not operate manual operate normally (driver side).

Refer to

PWC-57, "Diagnosis Procedure"

.

Anti-pinch system does not operate normally (drivers side).

Refer to

PWC-58, "Diagnosis Procedure"

.

Power window retained power operation does not operate properly.

Refer to

PWC-59, "Diagnosis Procedure"

.

Power window lock switch does not function.

Refer to

PWC-60, "Diagnosis Procedure"

.

POWER WINDOWS DO NOT OPERATE WITH POWER WINDOW MAIN SWITCH

PWC-49

< SYMPTOM DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

POWER WINDOWS DO NOT OPERATE WITH POWER WINDOW MAIN
SWITCH

Diagnosis Procedure

INFOID:0000000010119959

1.

CHECK BCM POWER SUPPLY AND GROUND CIRCUIT

Check BCM power supply and ground circuit.

Refer to

PWC-30, "BCM : Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace the malfunctioning parts.

2.

CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH POWER SUPPLY AND GROUND

CIRCUIT

Check main power window and door lock/unlock switch power supply and ground circuit.

Refer to

PWC-30, "POWER WINDOW MAIN SWITCH : Diagnosis Procedure"

.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace the malfunctioning parts.

3.

REPLACE MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH

• Replace main power window and door lock/unlock switch.

• Confirm the operation after replacement.
Is the inspection result normal?

YES

>> Inspection End.

NO

>> Check intermittent incident. Refer to

GI-53, "Intermittent Incident"

.