Infiniti EX35. Manual - part 113

 

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Infiniti EX35. Manual - part 113

 

 

AV

DISK EJECT SIGNAL CIRCUIT

AV-233

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

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DISK EJECT SIGNAL CIRCUIT

Description

INFOID:0000000003544781

The disk eject signal is output to AV control unit when the eject switch of multifunction switch is pressed.

Diagnosis Procedure

INFOID:0000000003544782

1.

CHECK CONTINUITY DISK EJECT SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect multifunction switch connector and AV control unit connector.

3.

Check continuity between multifunction switch harness connector and AV control unit harness connector.

4.

Check continuity between multifunction switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK AV CONTROL UNIT VOLTAGE 

1.

Connect AV control unit connector.

2.

Turn ignition switch ON.

3.

Check voltage between AV control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace preset switch.

NO

>> Replace AV control unit.

Multifunction switch

AV control unit

Continuity

Connector

Terminal

Connector

Terminal

M72

14

M85

103

Existed

Multifunction switch

Ground

Continuity

Connector

Terminal

M72

14

Not existed

(+)

(

)

Reference value

(Approx.)

AV control unit

Connector

Terminal

M85

103

Ground

3.3 V

AV-234

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

REAR VIEW CAMERA IMAGE SIGNAL CIRCUIT

REAR VIEW CAMERA IMAGE SIGNAL CIRCUIT

Description

INFOID:0000000003544783

• Camera control unit outputs camera ON signal to rear view camera and inputs rear view camera image sig-

nal from rear view camera when the reverse signal is input.

• The camera control unit that inputs the camera image signal transmits the camera image signal to the AV

control unit.

Diagnosis Procedure

INFOID:0000000003544784

1.

CHECK CONTINUITY CAMERA IMAGE SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect camera control unit connector and rear view camera connector.

3.

Check continuity between camera control unit harness connector and rear view camera harness connec-
tor.

4.

Check continuity between camera control unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK CAMERA IMAGE SIGNAL

1.

Connect camera control unit connector and rear view camera connector.

2.

Turn ignition switch ON.

3.

Check signal between camera control unit harness connector and ground.

Is inspection result normal?

YES

>> Replace camera control unit.

NO

>> Replace rear view camera.

Camera control unit

Rear view camera

Continuity

Connector

Terminal

Connector

Terminal

B50

6

D121

3

Existed

Camera control unit

Ground

Continuity

Connector

Terminal

B50

6

Not existed

(+)

(

)

Condition

Reference value

Camera control unit

Connector

Terminal

B50

6

Ground

At rear view camera image 
is displayed.

SKIB2251J

AV

REAR VIEW CAMERA POWER SUPPLY

AV-235

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

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REAR VIEW CAMERA POWER SUPPLY

Description

INFOID:0000000003544785

• Camera control unit outputs camera ON signal to rear view camera and inputs rear view camera image sig-

nal from rear view camera when the reverse signal is input.

• The camera control unit that inputs the camera image signal transmits the camera image signal to the AV

control unit.

Diagnosis Procedure

INFOID:0000000003544786

1.

CHECK CONTINUITY CAMERA ON SIGNAL CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect camera control unit connector and rear view camera connector.

3.

Check continuity between camera control unit harness connector and rear view camera harness connec-
tor.

4.

Check continuity between camera control unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK VOLTAGE CAMERA ON SIGNAL

1.

Connect camera control unit connector and rear view camera connector.

2.

Turn ignition switch ON.

3.

Check signal between camera control unit harness connector and ground.

Is inspection result normal?

YES

>> Replace rear view camera.

NO

>> Replace camera control unit.

Camera control unit

Rear view camera

Continuity

Connector

Terminal

Connector

Terminal

B50

8

D121

1

Existed

Camera control unit

Ground

Continuity

Connector

Terminal

B50

8

Not existed

(+)

(

)

Condition

Reference 

value

(Approx.)

Camera control unit

Connector

Terminal

B50

8

Ground

Shift position 
is “R”

6.0 V

AV-236

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITHOUT NAVIGATION]

CAMERA IMAGE SIGNAL CIRCUIT (CAMERA CONTROL UNIT TO AV CON-

TROL UNIT)

CAMERA IMAGE SIGNAL CIRCUIT (CAMERA CONTROL UNIT TO AV
CONTROL UNIT)

Description

INFOID:0000000003544787

• Camera control unit outputs camera ON signal to rear view camera and inputs rear view camera image sig-

nal from rear view camera when the reverse signal is input.

• The camera control unit that inputs the camera image signal transmits the camera image signal to the AV

control unit.

Diagnosis Procedure

INFOID:0000000003544788

1.

CHECK CONTINUITY CAMERA IMAGE SIGNAL CIRCUIT (CAMERA CONTROL UNIT TO AV CONTROL

UNIT)

1.

Turn ignition switch OFF.

2.

Disconnect camera control unit connector and AV control unit connector.

3.

Check continuity between camera control unit harness connector and AV control unit harness connector.

4.

Check continuity between camera control unit harness connector and ground.

Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair harness or connector.

2.

CHECK CAMERA IMAGE SIGNAL (CAMERA CONTROL UNIT TO AV CONTROL UNIT)

1.

Connect camera control unit connector and AV control unit connector.

2.

Turn ignition switch ON.

3.

Check signal between camera control unit harness connector and ground.

Is inspection result normal?

YES

>> Replace AV control unit.

NO

>> Replace camera control unit.

Camera control unit

AV control unit

Continuity

Connector

Terminal

Connector

Terminal

B50

12

M84

65

Existed

Camera control unit

Ground

Continuity

Connector

Terminal

B50

12

Not existed

(+)

(

)

Condition

Reference value

Camera control unit

Connector

Terminal

B50

12

Ground

At rear view camera image 
is displayed.

SKIB2251J

 

 

 

 

 

 

 

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