Nissan Maxima. Manual - part 936

DOOR SWITCH

PWC-41

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

Is the inspection result normal?

YES

>> GO TO 4

NO

>> GO TO 2

2.

CHECK FRONT DOOR SWITCH CIRCUIT 

1. Disconnect BCM connector.

2. Check continuity between BCM connector and front door switch

connector.

3. Check continuity between BCM connector and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness between BCM and front door switch.

3.

CHECK FRONT DOOR SWITCH 

Refer to 

PWC-42, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Replace malfunctioning front door switch.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-41, "Intermittent Incident"

.

Terminals

Front door condition

Voltage (V)

(Approx.)

(+)

(–)

BCM

connector

Terminal

M18

58

Ground

Driver side

OPEN

0

CLOSE

32

Passenger side

OPEN

0

CLOSE

JPMIA0011GB

JPMIA0011GB

BCM connector

Terminal

Front door switch

connector

Terminal

Continuity 

M18

58

B8 (Driver side)

2

Yes

32

B108 (Passenger side)

BCM connector

Terminal

Ground

Continuity 

M18

58

No

32

ALKIA1040ZZ

PWC-42

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

DOOR SWITCH

>> Inspection End.

Component Inspection

INFOID:0000000010051238

1.

CHECK FRONT DOOR SWITCH

1. Turn ignition switch OFF.

2. Disconnect front door switch connector.

3. Check front door switch.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace malfunctioning front door switch.

Terminal

Front door switch 

condition

Continuity

Front door switch

2

Ground part of 

door switch

Pressed

No

Released

Yes

AWKIA1420ZZ

DOOR KEY CYLINDER SWITCH

PWC-43

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

C

D

E

F

G

H

I

J

L

M

A

B

PWC

N

O

P

DOOR KEY CYLINDER SWITCH

Description

INFOID:0000000010051239

The main power window and door lock/unlock switch detects condition of the door key cylinder switch and

transmits to BCM as the LOCK or UNLOCK signal.

Component Function Check

INFOID:0000000010051240

1.

CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

Check KEY CYL UN-SW, KEY CYL UN-SW in “DATA MONITOR” mode for “POWER DOOR LOCK SYSTEM”

with CONSULT. Refer to 

BCS-19, "DOOR LOCK : CONSULT Function (BCM - DOOR LOCK)"

.

Is the inspection result normal?

YES

>> Key cylinder switch is OK.

NO

>> Refer to 

PWC-43, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010051241

Regarding Wiring Diagram information, refer to 

PWC-83, "Wiring Diagram"

.

1.

CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

1. Turn ignition switch ON.

2. Check voltage between main power window and door lock/

unlock switch connector and ground.

Is the inspection result normal?

YES

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-107, "Removal and

Installation"

. After that, refer to 

PWC-45, "Special Repair Requirement"

.

NO

>> GO TO 2

2.

CHECK DOOR KEY CYLINDER SIGNAL CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect main power window and door lock/unlock switch connector and front door lock assembly LH

(key cylinder switch) connector.

Monitor item

Condition

KEY CYL LK-SW

Lock

: ON

Neutral / Unlock

: OFF

KEY CYL UN-SW

Unlock

: ON

Neutral / Lock

: OFF

Terminals

Key position

Voltage (V)

(Approx.)

(+)

(–)

Main power 

window and 

door lock/un-

lock switch 

connector

Terminal 

D7

4

Ground

Lock

0

Neutral / Unlock

5

6

Unlock

0

Neutral / Lock

5

LIIA0566E

PWC-44

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

DOOR KEY CYLINDER SWITCH

3. Check continuity between main power window and door lock/

unlock switch connector and front door lock assembly LH (key

cylinder switch) connector.

4. Check continuity between main power window and door lock/

unlock switch connector and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness.

3.

CHECK DOOR KEY CYLINDER SWITCH GROUND CIRCUIT

Check continuity between front door lock assembly LH connector

and ground.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Repair or replace harness.

4.

CHECK DOOR KEY CYLINDER SWITCH

Check door key cylinder switch. 

Refer to 

PWC-44, "Component Inspection"

.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> Replace front door lock assembly LH (key cylinder switch). Refer to 

DLK-221, "FRONT DOOR

LOCK : Removal and Installation"

. After that, refer to 

PWC-45, "Special Repair Requirement"

.

Component Inspection

INFOID:0000000010051242

COMPONENT INSPECTION

1.

CHECK DOOR KEY CYLINDER SWITCH

Main power win-

dow and door 

lock/unlock switch 

connector

Terminal

Front door lock assem-

bly LH (key cylinder 

switch) connector

Terminal

Continuity

A: D7

4

B: D10

6

Yes

6

5

Power window main 

switch connector

Terminal

Ground

Continuity 

A: D7

4

No

6

ALKIA0347ZZ

Front door lock assembly LH 

connector

Terminal

Ground

Continuity 

D10

4

Yes

ALKIA0348ZZ