Nissan Teana J32. Manual - part 39

AV

DIAGNOSIS AND REPAIR WORKFLOW

AV-11

< BASIC INSPECTION >

[AUDIO SYSTEM]

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BASIC INSPECTION

DIAGNOSIS AND REPAIR WORKFLOW

Work Flow

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OVERALL SEQUENCE

DETAILED FLOW

1.

GET INFORMATION FOR SYMPTOM

Get detailed information from the customer about the symptom (the condition and the environment when the
incident/malfunction occurred).

>> GO TO 2.

2.

CONFIRM THE SYMPTOM

Try to confirm the symptom described by the customer. Verify the relation between the symptom and the con-
dition when the symptom is detected.

>> GO TO 3.

3.

DETECT MALFUNCTIONING PART BY DIAGNOSTIC PROCEDURE

Inspect according to Diagnostic Procedure of the system.

ALNIA0182GB

AV-12

< BASIC INSPECTION >

[AUDIO SYSTEM]

DIAGNOSIS AND REPAIR WORKFLOW

Is a malfunctioning part detected?

YES

>> GO TO 4.

NO

>> GO TO 2.

4.

REPAIR OR REPLACE THE MALFUNCTIONING PART

1.

Repair or replace the malfunctioning part.

2.

Reconnect parts or connectors disconnected during Diagnostic Procedure.

>> GO TO 5.

5.

FINAL CHECK

Refer to confirmed symptom in step 2, and check that the symptom is not detected.

Has the symptom been repaired?

YES

>> INSPECTION END

NO

>> GO TO 2.

AV

AUDIO SYSTEM

AV-13

< FUNCTION DIAGNOSIS >

[AUDIO SYSTEM]

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FUNCTION DIAGNOSIS

AUDIO SYSTEM

System Diagram

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System Description

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AUDIO SYSTEM

The audio system consists of the following components.
• Audio unit
• Antenna amp.
• Glass antenna
• Steering switch
• Front door speakers
• Rear door speakers
• Front squawkers
• Audio display unit

AM/FM Radio Mode

• AM/FM radio tuner is integrated into audio unit.
• When AM/FM radio waves are received by rear window glass antenna, the radio waves are amplified by an

antenna amp. to input them to audio unit. Sound signals are output to each speaker for the audio unit. The
FM sub antenna is installed on the rear window glass and the audio unit is received.

CD Mode

• The audio unit has CD function.
• The audio unit outputs sound signals to each speaker when CD is inserted into the audio unit.

JSNIA1295GB

AV-14

< FUNCTION DIAGNOSIS >

[AUDIO SYSTEM]

AUDIO SYSTEM

Component Parts Location

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Component Description

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1.

Front squawker RH

2.

Front squawker LH

3.

Front door speaker LH

4.

Rear door speaker LH

5.

Antenna amp. 

6.

Rear door speaker RH

7.

Front door speaker RH

8.

Steering switch

9.

Audio unit

10. Audio display unit

A.

Within rear pillar finisher RH

JPNIA1057ZZ

Part name

Description

AUDIO UNIT

• Has radio function and CD playing function.
• Sound signals are output to each speaker.

AUDIO DISPLAY UNIT

Display images are controlled by AV communication from audio unit.

FRONT DOOR SPEAKER

• Outputs sound signals from audio unit.
• Outputs sound (mid and low range).

REAR DOOR SPEAKER

• Outputs sound signals from audio unit.
• Outputs sound (mid and low range).

FRONT SQUAWKER

• Outputs sound signals from audio unit.
• Outputs sound (high and mid range).

STEERING SWITCH

Steering switch signals (operation signals) are output to audio unit.

ANTENNA AMP.

• Radio signal received by glass antenna is amplified and transmitted to audio 

unit.

• Power (antenna amp. ON signal) is supplied from audio unit.