Nissan Maxima. Manual - part 978

POWER SUPPLY AND GROUND CIRCUIT

RF-85

< DTC/CIRCUIT DIAGNOSIS >

[WITH DUAL PANEL SUNROOF]

C

D

E

F

G

H

I

J

L

M

A

B

RF

N

O

P

1. Turn ignition switch OFF.

2. Disconnect BCM connector.

3. Check continuity between BCM harness connector (A) and sun-

shade motor assembly harness connector (B).

4. Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-79, "Removal and Installa-

tion"

.

NO

>> Repair or replace the harness.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-41, "Intermittent Incident"

.

>> Inspection End.

BCM (A)

Sunshade motor assembly (B)

Continuity

Connector

Terminal

 Connector

Terminal

M16

2

R102

6

Yes

AWKIA1427ZZ

BCM

Ground

Continuity

 Connector

Terminal

M16

2

No

AWKIA1428ZZ

R

F

- 8

6

< DTC/CIRCUIT DIAGNOSIS >

[WITH DUAL PANEL SUNROOF]

COMMUNICATION SIGNAL CIRCUIT

COMMUNICATION SIGNAL CIRCUIT

Description

INFOID:0000000010048986

Detects door open/close condition.

Diagnosis Procedure

INFOID:0000000010048987

Regarding Wiring Diagram information, refer to 

RF-123, "Wiring Diagram"

.

1.

CHECK FRONT DOOR SWITCH INPUT SIGNAL

1. Turn ignition switch OFF.

2. Disconnect sunshade motor assembly connector.

3. Turn ignition switch ON.

4. Check signal between sunshade motor assembly harness connector and ground with oscilloscope.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> GO TO 2.

2.

CHECK COMMUNICATION SIGNAL CIRCUIT 

1. Turn ignition switch OFF.

2. Disconnect sunroof motor assembly connector.

3. Check continuity between sunshade motor assembly harness

connector (A) and sunroof motor assembly harness connector

(B).

4. Check continuity between sunshade motor assembly harness

connector and ground.

Is the inspection result normal?

YES

>> Replace sunshade motor assembly. Refer to 

RF-153,

"Removal and Installation"

.

NO

>> Repair or replace harness.

(+)

(–)

Voltage (V)

(Approx.)

Sunshade motor assembly

Connector

Terminal

R102

7

Ground

JMKIA1869ZZ

Sunshade motor assembly (A)

Sunroof motor assembly (B)

Continuity

Connector

Terminal

Connector

Terminal

R102

7

R101

7

Yes

AWKIA1429ZZ

Sunshade motor assembly

Ground

Continuity 

Connector

Terminal

No

R102

7

AWKIA1430ZZ

SUNROOF SWITCH

RF-87

< DTC/CIRCUIT DIAGNOSIS >

[WITH DUAL PANEL SUNROOF]

C

D

E

F

G

H

I

J

L

M

A

B

RF

N

O

P

SUNROOF SWITCH

Description

INFOID:0000000010048988

Transmits switch operation signal to sunroof motor assembly.

Diagnosis Procedure

INFOID:0000000010048989

Regarding Wiring Diagram information, refer to 

RF-123, "Wiring Diagram"

.

1.

CHECK SUNROOF SWITCH INPUT SIGNAL 

1. Turn ignition switch ON.

2. Check voltage between sunroof motor assembly harness con-

nector and ground.

Is the inspection result normal?

YES

>> Replace sunroof motor. Refer to 

RF-152, "Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK SUNROOF SWITCH CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect sunroof motor assembly connector and sunroof

switch connector.

3. Check continuity between sunroof motor assembly harness con-

nector (A) and sunroof switch harness connector (B).

(+)

(–)

Condition

Voltage (V)

Sunroof motor assembly

Connector

Terminals

R101

4

Ground

Sunroof switch is 
operated
PUSH

0

Other than above

Battery voltage

5

Sunroof switch is 
operated 
OPEN (1st or 
2nd)

0

Other than above

Battery voltage

9

Sunroof switch is 
operated 
OPEN (2nd) or 
CLOSE (2nd) 

0

Other than above

Battery voltage

10

Sunroof switch is 
operated 
CLOSE (1st or 
2nd)

0

Other than above

Battery voltage

AWKIA1431ZZ

AWKIA1432ZZ

RF-88

< DTC/CIRCUIT DIAGNOSIS >

[WITH DUAL PANEL SUNROOF]

SUNROOF SWITCH

4. Check continuity between sunroof motor assembly harness con-

nector and ground. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or the replace harness.

3.

CHECK SUNROOF SWITCH GROUND CIRCUIT

Check continuity between sunroof switch harness connector and

ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace the harness.

4.

CHECK SUNROOF SWITCH

Check sunroof switch.

Refer to 

RF-89, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace sunroof switch.  Refer to 

RF-171, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-41, "Intermittent Incident"

.

>> Inspection End.

Component Inspection

INFOID:0000000010048990

SUNROOF SWITCH

1.

CHECK SUNROOF SWITCH

Sunroof motor assembly (A)

Sunroof switch (B)

Continuity

Connector

Terminal

 Connector

Terminal

R101

4

R14

5

Yes

5

3

9

2

10

4

Sunroof motor assembly

Ground

Continuity

 Connector

Terminal

R101

4

No

5

9

10

AWKIA1433ZZ

Sunroof switch

Ground

Continuity 

 Connector

Terminal

R14

1

Yes

AWKIA1434ZZ