Nissan Frontier. Instruction — part 21

AV-76

< WIRING DIAGRAM >

[BASE AUDIO (FOR MEXICO)]

BASE AUDIO SYSTEM

ABNIA5652GB

AV

BASE AUDIO SYSTEM

AV-77

< WIRING DIAGRAM >

[BASE AUDIO (FOR MEXICO)]

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ABNIA5653GB

AV-78

< SYMPTOM DIAGNOSIS >

[BASE AUDIO (FOR MEXICO)]

AUDIO SYSTEM

SYMPTOM DIAGNOSIS

AUDIO SYSTEM

Symptom Table

INFOID:0000000010227924

AUDIO SYSTEM

Symptoms

Check items

Probable malfunction location

The disk cannot be removed.

Audio unit

Malfunction in audio unit.
Refer to

AV-84, "Removal and Installation"

.

No sound comes out or the level of the
sound is low.

No sound from all speakers.

• Speaker circuit shorted to ground.

Refer to

AV-72, "Wiring Diagram"

.

• Audio unit power supply and ground cir-

cuits malfunction.
Refer to

AV-63, "AUDIO UNIT : Diagno-

sis Procedure"

.

Only a certain speaker (front tweeter LH,
front tweeter RH, front door speaker LH,
front door speaker RH, rear door speaker
LH, rear door speaker RH) does not output
sound.

• Poor connector connection of speaker.
• Sound signal circuit malfunction between

audio unit and speaker.
Refer to:

-

AV-66, "Diagnosis Procedure"

(front

tweeter).

-

AV-64, "Diagnosis Procedure"

(front door

speaker).

-

AV-68, "Diagnosis Procedure"

(rear door

speaker).

• Malfunction in speaker.

Refer to:

-

AV-85, "Removal and Installation"

(front

tweeter).

-

AV-86, "Removal and Installation"

(front

door speaker).

-

AV-87, "Removal and Installation"

(rear

door speaker).

• Malfunction in audio unit.

Refer to

AV-84, "Removal and Installa-

tion"

.

AV

AUDIO SYSTEM

AV-79

< SYMPTOM DIAGNOSIS >

[BASE AUDIO (FOR MEXICO)]

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Noise is mixed with audio.

Noise comes out from all speakers.

Malfunction in audio unit.
Refer to

AV-84, "Removal and Installation"

.

Noise comes out only from a certain speak-
er (front tweeter LH, front tweeter RH, front
door speaker LH, front door speaker RH,
rear door speaker LH, rear door speaker
RH).

• Poor connector connection of speaker.
• Sound signal circuit malfunction between

audio unit and speaker.
Refer to:

-

AV-66, "Diagnosis Procedure"

(front

tweeter).

-

AV-64, "Diagnosis Procedure"

(front door

speaker).

-

AV-68, "Diagnosis Procedure"

(rear door

speaker).

• Malfunction in speaker.
• Poor Installation of speaker (e.g. back-

lash and looseness).
Refer to:

-

AV-85, "Removal and Installation"

(front

tweeter).

-

AV-86, "Removal and Installation"

(front

door speaker).

-

AV-87, "Removal and Installation"

(rear

door speaker).

• Malfunction in audio unit.

Refer to

AV-84, "Removal and Installa-

tion"

.

Noise is mixed with radio only (when the ve-
hicle hits a bump or while driving over bad
roads)

Poor connector connection of antenna or
antenna feeder.
Refer to

AV-88, "Location of Antenna"

.

No radio reception or poor reception.

• Other audio sounds are normal.
• Any radio station cannot be received or

poor reception is caused even after mov-
ing to a service area with good reception
(e.g. a place with clear view and no ob-
stacles generating external noises).

• Rod antenna is not fully connected to an-

tenna base.

• Antenna base/rod connection (thread

zone) has foreign material or corrosion
inside.

• Poor connector connection of antenna or

antenna feeder.

Refer to

AV-88, "Location of Antenna"

.

Buzz/rattle sound from speaker

The majority of buzz/rattle sounds are not
indicative of an issue with the speaker, usu-
ally something nearby the speaker is caus-
ing the buzz/rattle.

Refer to "SQUEAK AND RATTLE TROU-
BLE DIAGNOSIS" in the appropriate interi-
or trim section.

Symptoms

Check items

Probable malfunction location