Nissan Maxima. Manual - part 934

ENCODER

PWC-33

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

C

D

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G

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A

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PWC

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ENCODER

DRIVER SIDE
DRIVER SIDE : Description

INFOID:0000000010051227

Detects condition of the front power window motor LH operation and transmits to main power window and door

lock/unlock switch as pulse signal. 

DRIVER SIDE : Component Function Check

INFOID:0000000010051228

1.

 CHECK ENCODER OPERATION

Check that front door glass LH performs AUTO open/close operation normally when operating main power

window and door lock/unlock switch.
Is the inspection result normal?

YES

>> Encoder operation is OK.

NO

>> Refer to 

PWC-33, "DRIVER SIDE : Diagnosis Procedure"

.

DRIVER SIDE : Diagnosis Procedure

INFOID:0000000010051229

Regarding Wiring Diagram information, refer to 

PWC-83, "Wiring Diagram"

.

1.

CHECK ENCODER OPERATION

1. Turn ignition switch ON.

2. Check signal between main power window and door lock/unlock

switch connector D7 terminals 9, 13 and ground with oscillo-

scope.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> GO TO 2

2.

 CHECK ENCODER POWER SUPPLY

Terminals

Signal

(Reference value)

(+)

(–)

 Main power window 

and door lock/unlock 

switch connector

Terminal 

D7

9

Ground

Refer to following signal

13

ALKIA0295ZZ

JMKIA0220GB

PWC-34

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

ENCODER

Check voltage between front power window motor LH connector D9

terminal 4 and ground.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> GO TO 3

3.

 CHECK HARNESS CONTINUITY 1

1. Turn ignition switch OFF.

2. Disconnect main power window and door lock/unlock switch

connector D7 and front power window motor LH connector.

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

unlock switch connector D7 (A) terminal 15 and front power win-

dow motor LH connector D9 (B) terminal 4.

4. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminal 15

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-35, "DRIVER SIDE : Special Repair Requirement"

.

NO

>> Repair or replace harness or connectors.

4.

 CHECK ENCODER GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect front power window motor LH connector.

3. Check continuity between front power window motor LH connec-

tor D9 terminal 6 and ground.

Is the inspection result normal?

YES

>> GO TO 6

NO

>> GO TO 5

5.

 CHECK HARNESS CONTINUITY 2

Terminal

Voltage (V)

(Approx.)

(+)

(–)

 Front power win-

dow motor LH con-

nector

Terminal 

D9

4

Ground

10

ALKIA0296ZZ

Main power window 

and door lock/unlock 

switch connector

Terminal

Front power window 

motor LH connector

Terminal

Continuity

D7 (A)

15

D9 (B)

4

Yes

ALKIA0297ZZ

Main power window and door 

lock/unlock switch connector

Terminal

Ground

Continuity

D7 (A)

15

No

Front power window motor 

LH connector

Terminal

Ground

Continuity 

D9

6

Yes

ALKIA0298ZZ

ENCODER

PWC-35

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

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1. Disconnect main power window and door lock/unlock switch

connector D7.

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

unlock switch connector D7 (A) terminal 2 and front power win-

dow motor LH connector D9 (B) terminal 6.

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-35, "DRIVER SIDE : Special Repair Requirement"

.

NO

>> Repair or replace harness or connectors.

6.

 CHECK HARNESS CONTINUITY 3

1. Disconnect main power window and door lock/unlock switch

connector D7.

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

unlock switch connector D7 (A) terminals 9, 13 and front power

window motor LH connector D9 (B) terminals 3, 5.

3. Check continuity between main power window and door lock/unlock switch connector D7 (A) terminals 9,

13 and ground.

Is the inspection result normal?

YES

>> Replace front power window motor LH. Refer to 

GW-18, "Removal and Installation"

. After that,

refer to 

PWC-35, "DRIVER SIDE : Special Repair Requirement"

.

NO

>> Repair or replace harness or connectors.

DRIVER SIDE : Special Repair Requirement

INFOID:0000000010051230

1.

 PERFORM INITIALIZATION PROCEDURE

Perform initialization procedure. Refer to 

PWC-7, "ADDITIONAL SERVICE WHEN REMOVING BATTERY

NEGATIVE TERMINAL : Special Repair Requirement"

 and 

PWC-7, "ADDITIONAL SERVICE WHEN

REPLACING CONTROL UNIT : Special Repair Requirement"

.

>> GO TO 2

2.

 CHECK ANTI-PINCH OPERATION

Check anti-pinch operation. Refer to 

PWC-7, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGA-

TIVE TERMINAL : Special Repair Requirement"

 and 

PWC-7, "ADDITIONAL SERVICE WHEN REPLACING

CONTROL UNIT : Special Repair Requirement"

.

>> End.

Main power window and 

door lock/unlock switch 

connector

Terminal

Front power win-

dow motor LH con-

nector

Terminal

Continuity

D7 (A)

2

D9 (B)

6

Yes

ALKIA0299ZZ

Main power window 

and door lock/unlock 

switch connector

Terminal

Front power window 

motor LH connector

Terminal

Continuity

D7 (A)

9

D9 (B)

5

Yes

13

3

ALKIA0300ZZ

Main power window and door 

lock/unlock switch connector

Terminal

Ground

Continuity

D7 (A)

9

No

13

PWC-36

< DTC/CIRCUIT DIAGNOSIS >

[LH&RH FRONT WINDOW ANTI-PINCH]

ENCODER

PASSENGER SIDE
PASSENGER SIDE : Description

INFOID:0000000010051231

Detects condition of the front power window motor RH operation and transmits to power window and door

lock/unlock switch RH as pulse signal. 

PASSENGER SIDE : Component Function Check

INFOID:0000000010051232

1.

CHECK ENCODER OPERATION

Check that front door glass RH performs AUTO open/close operation normally when operating power window

and door lock/unlock switch RH.
Is the inspection result normal?

YES

>> Encoder operation is OK.

NO

>> Refer to 

PWC-36, "PASSENGER SIDE : Diagnosis Procedure"

.

PASSENGER SIDE : Diagnosis Procedure

INFOID:0000000010051233

Regarding Wiring Diagram information, refer to 

PWC-83, "Wiring Diagram"

.

1.

 CHECK ENCODER SIGNAL

1. Turn ignition switch ON.

2. Check signal between power window and door lock/unlock

switch RH connector D105 terminal 12, 15 and ground with

oscilloscope.

Is the inspection result normal?

YES

>> Check intermittent incident. Refer to 

GI-41, "Intermittent Incident"

.

NO

>> GO TO 2

2.

 CHECK ENCODER POWER SUPPLY

Terminals

Signal

(Reference value)

(+)

(–)

 Power window and door 

lock/unlock switch RH 

connector

Terminal

D105

12

Ground

Refer to following 

signal

15

ALKIA0322ZZ

ALKIA0305GB