Nissan Maxima. Manual - part 188

AV-572

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/BOSE & NAVI]

POWER SUPPLY AND GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Check continuity between AV control unit harness connector

M160 and ground.

Are the continuity results as specified?

YES

>> Inspection End.

NO

>> Repair AV control unit ground.

DISPLAY UNIT
DISPLAY UNIT : Diagnosis Procedure

INFOID:0000000009471489

Regarding Wiring Diagram information, refer to 

AV-614, "Wiring Diagram - With BOSE audio system With Nav-

igation System"

.

1.

CHECK FUSES

Check that the following display unit fuses are not blown.

Are the fuses OK?

YES

>> GO TO 2.

NO

>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.

2.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch to ACC.

2. Check voltage between display unit harness connector M142

and ground.

Does specified voltage exist?

YES

>> GO TO 3.

NO

>> • Check connector housings for disconnected or loose terminals.

• Repair harness or connector.

3.

CHECK GROUND CIRCUIT

(+)

(-)

Continuity

Connector

Terminal

M160

20

Ground

Yes

AWNIA1930ZZ

Unit

Terminals

Signal name

Fuse No.

Display Unit

11

Battery power

24

23

Ignition switch ACC or ON

17

(+)

(-)

OFF

ACC

ON

Connector

Terminal

M142

11

Ground

Battery 
voltage

Battery 
voltage

Battery 
voltage

23

0V

Battery 
voltage

Battery 
voltage

ALNIA1217GB

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-573

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/BOSE & NAVI]

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1. Turn ignition switch OFF.

2. Disconnect display unit connector.

3. Check continuity between display unit harness connector M142

and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

A/C AND AV SWITCH ASSEMBLY
A/C AND AV SWITCH ASSEMBLY : Diagnosis Procedure

INFOID:0000000009471490

Regarding Wiring Diagram information, refer to 

AV-614, "Wiring Diagram - With BOSE audio system With Nav-

igation System"

.

1.

CHECK FUSE

Check that the A/C and AV switch assembly fuse is not blown.

Is the fuse OK?

YES

>> GO TO 2.

NO

>> If fuse is blown, be sure to eliminate cause of malfunction before installing new fuse.

2.

POWER SUPPLY CIRCUIT CHECK

1. Disconnect A/C and AV switch assembly connector M98. 

2. Check voltage between the A/C and AV switch assembly con-

nector M98 and ground.

Are the voltage results as specified?

YES

>> GO TO 3.

NO

>> • Check connector housings for disconnected or loose

terminals.

• Repair harness or connector.

3.

GROUND CIRCUIT CHECK

(+)

(-)

Continuity

Connector

Terminal

M142

12

Ground

Yes

ALNIA1218GB

Unit

Terminal

Signal name

Fuse No.

A/C and AV switch assembly

3

Ignition switch ACC or ON

17

(+)

(-)

OFF

ACC

ON

Connector

Terminal

M98

3

Ground

0V

Battery 
voltage

Battery 
voltage

AWNIA1731ZZ

AV-574

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/BOSE & NAVI]

POWER SUPPLY AND GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Check continuity between A/C and AV switch assembly harness

connector M98 and ground.

Are the continuity results as specified?

YES

>> Inspection End.

NO

>> Repair A/C and AV switch assembly ground.

BOSE SPEAKER AMP
BOSE SPEAKER AMP : Diagnosis Procedure

INFOID:0000000009471491

Regarding Wiring Diagram information, refer to 

AV-614, "Wiring Diagram - With BOSE audio system With Nav-

igation System"

.

1.

CHECK FUSE

Check that the BOSE speaker amp. fuse is not blown.

Are the fuses OK?

YES

>> GO TO 2.

NO

>> Be sure to eliminate cause of malfunction before installing new fuse.

2.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. connector.

3. Check voltage between BOSE speaker amp. harness connector

B110 terminal 10, 11 and ground.

Is battery voltage present?

YES

>> GO TO 3.

NO

>> Check harness between BOSE speaker amp. and fuse.

3.

CHECK GROUND CIRCUIT

(+)

(-)

Continuity

Connector

Terminal

M98

1

Ground

Yes

ALNIA0316GB

Unit

Terminal

Signal name

Fuse No.

BOSE speaker amp.

11

Battery power

26

10

25

(+)

(-)

Voltage (approx.)

Connector

Terminal

B110

10

Ground

Battery voltage

11

AWNIA1719ZZ

AV

POWER SUPPLY AND GROUND CIRCUIT

AV-575

< DTC/CIRCUIT DIAGNOSIS >

[COLOR DISPLAY - W/BOSE & NAVI]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. connector.

3. Check continuity between BOSE speaker amp. harness connec-

tor B110 terminal 7,12 and ground.

Does continuity exist?

YES

>> Inspection End.

NO

>> Repair harness or connector.

REAR VIEW CAMERA
REAR VIEW CAMERA : Diagnosis Procedure

INFOID:0000000009471492

Regarding Wiring Diagram information, refer to 

AV-614, "Wiring Diagram - With BOSE audio system With Nav-

igation System"

.

1.

CHECK POWER SUPPLY CIRCUIT (REAR VIEW CAMERA SIDE)

1. Turn ignition switch ON.

2. Shift transmission into Reverse.

3. Check voltage between rear view camera harness connector

T101 and ground.

Is voltage reading approximately 6 volts?

YES

>> GO TO 4.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT (CONTINUITY)

1. Turn ignition switch OFF.

2. Disconnect rear view camera and AV control unit connectors.

3. Check continuity between rear view camera harness connector

T101 (A) terminal 1 and AV control unit harness connector M164

(B) terminal 68. 

4. Check continuity between rear view camera harness connector

T101 (A) terminal 1 and ground. 

Are continuity test results as specified?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

(+)

(-)

Continuity

Connector

Terminal

B110

7

Ground

Yes

12

AWNIA1720ZZ

(+)

(-)

Transmission 

position

Value (Approx.)

Connector

Terminal

T101

1

Ground

Reverse

6V

AWNIA1722ZZ

A

B

Continuity

Connector

Terminal

Connector

Terminal

T101

1

M164

68

Yes

A

—

Continuity

Connector

Terminal

T101

1

Ground

No

AWNIA1931ZZ