Nissan Teana J32. Manual - part 151

 

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Nissan Teana J32. Manual - part 151

 

 

AV

U12A0 GPS ANTENNA

AV-459

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

U12A0 GPS ANTENNA

Description

INFOID:0000000003765866

DTC Logic

INFOID:0000000003765867

DTC DETECTION LOGIC

Diagnosis Procedure

INFOID:0000000003765868

1.

GPS ANTENNA CHECK

Visually check GPS antenna and antenna feeder.
Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair malfunctioning parts.

2.

CHECK NAVI CONTROL UNIT VOLTAGE 

1.

Turn ignition switch OFF.

2.

Disconnect GPS antenna connector.

3.

Turn ignition switch ON.

4.

Check voltage between NAVI control unit terminal and ground.

Is inspection result normal?

YES

>> Replace GPS antenna.

NO

>> Replace NAVI control unit.

Part name

Description

GPS ANTENNA

GPS signal is received and transmitted to NAVI control unit.

DTC

Display contents of 

CONSULT-III

DTC Detection Condition

Possible causes

U12A0

GPS ANTENNA CONN
[U12A0]

GPS antenna connection malfunction is detected.

GPS antenna.

(+)

(

−

)

Voltage

(Approx.)

NAVI control unit

Connector

Terminal

B474

49

Ground

5.0 V

AV-460

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

U12A1 NAVI CONTROL UNIT

U12A1 NAVI CONTROL UNIT

Description

INFOID:0000000003765869

Replace the NAVI control unit if this DTC is displayed. Refer to 

AV-649, "Removal and Installation"

.

DTC Logic

INFOID:0000000003765870

DTC DETECTION LOGIC

Part name

Description

NAVI CONTROL UNIT

• Map data can be read from the Map DVD-ROM by installing Map DVD-ROM.
• The NAVI control unit sends map data to the AV control unit.
• The NAVI control unit includes the hands-free phone and navigation functions.
• The NAVI control unit transmits navigation and hands-free phone related imag-

es to AV control unit.

• It includes the TEL adapter and Bluetooth

™

 function.

Map DVD-ROM

A collection of map data.

DTC

Display contents of 

CONSULT-III

DTC Detection Condition

Action to take

U12A1

NAVI INTERNAL ERR 
[U12A1]

NAVI control unit malfunction is detected.

Replace the NAVI control unit.

AV

U12A2 TEL ANTENNA

AV-461

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

C

D

E

F

G

H

I

J

K

L

M

B

A

O

P

U12A2 TEL ANTENNA

Description

INFOID:0000000003765871

DTC Logic

INFOID:0000000003765872

DTC DETECTION LOGIC

Diagnosis Procedure

INFOID:0000000003765873

1.

TEL ANTENNA CHECK

Visually check TEL antenna and antenna feeder.
Is inspection result normal?

YES

>> GO TO 2.

NO

>> Repair malfunctioning parts.

2.

CHECK NAVI CONTROL UNIT VOLTAGE 

1.

Turn ignition switch OFF.

2.

Disconnect TEL antenna connector.

3.

Turn ignition switch ON.

4.

Check voltage between NAVI control unit terminal and ground.

Is inspection result normal?

YES

>> Replace TEL antenna.

NO

>> Replace NAVI control unit.

Part name

Description

TEL ANTENNA

TEL voice signal is received and transmitted to NAVI control unit.

DTC

Display contents of 

CONSULT-III

DTC Detection Condition

Possible causes

U12A2

BT ANTENNA CONN
[U12A2]

TEL antenna connection malfunction is detected.

TEL antenna

(+)

(

−

)

Voltage

(Approx.)

NAVI control unit

Connector

Terminal

B475

51

Ground

3.3 V

AV-462

< COMPONENT DIAGNOSIS >

[BOSE AUDIO WITH NAVIGATION]

U1300 AV COMM CIRCUIT

U1300 AV COMM CIRCUIT

Description

INFOID:0000000003765874

U1300 is indicated when malfunction occurs in communication signal of multi AV system. Indicated simulta-
neously, without fail, with the malfunction of control units connected to AV control unit with communication line.
Determine the possible malfunction cause from the table below.

Self-diagnosis results display item

DTC

Display contents of 

CONSULT-III

Description

Possible malfunction factor/Action to 

take

U1300
U1240

• AV COMM CIRCUIT 

[U1300]

• SWITCH CONN 

[U1240]

When either one of the following items is detected:
• multifunction switch power supply and ground circuits 

are malfunctioning.

• AV communication circuits between AV control unit and 

multifunction switch are malfunctioning.

• AV communication signal between AV control unit and 

multifunction switch is malfunctioning.

• Multifunction switch power supply 

and ground circuits.
Refer to 

AV-466, "MULTIFUNC-

TION SWITCH : Diagnosis Proce-
dure"

.

• AV communication circuits be-

tween AV control unit and multi-
function switch.

U1300
U1248

• AV COMM CIRCUIT 

[U1300]

• DVD DECK CONN 

[U1248]

When either one of the following items is detected:
• DVD player power supply and ground circuits are mal-

functioning.

• AV communication circuits between BOSE amp. and 

DVD player are malfunctioning.

• AV communication signal between AV control unit and 

DVD player is malfunctioning.

• DVD player power supply and 

ground circuits.
Refer to 

AV-468, "DVD PLAYER : 

Diagnosis Procedure"

.

• AV communication circuits be-

tween BOSE amp. and DVD player.

U1300

U124E

• AV COMM CIRCUIT 

[U1300]

• AMP CONN [U124E]

When either one of the following items is detected:
• BOSE amp. power supply and ground circuits are mal-

functioning.

• AV communication signal between AV control unit and 

BOSE amp. is malfunctioning.

BOSE amp. power supply and ground 
circuits.
Refer to 

AV-466, "BOSE AMP. : Diag-

nosis Procedure"

.

U1300
U1252

• AV COMM CIRCUIT 

[U1300]

• REAR-CAMERA LAN 

CONN [U1252]

When either one of the following items is detected:
• camera control unit power supply and ground circuits 

are malfunctioning.

• AV communication signal between AV control unit and 

camera control unit is malfunctioning.

Camera control unit power supply 
and ground circuits.
Refer to 

AV-467, "CAMERA CON-

TROL UNIT : Diagnosis Procedure"

.

U1300

U125D

• AV COMM CIRCUIT 

[U1300]

• DVD NAVI CONN 

[U125D]

NAVI control unit power supply and ground circuits are 
malfunctioning.

NAVI control unit power supply and 
ground circuits.
Refer to 

AV-464, "NAVI CONTROL 

UNIT : Diagnosis Procedure"

.

U1300
U1248

U124E

• AV COMM CIRCUIT 

[U1300]

• DVD DECK CONN 

[U1248]

• AMP CONN [U124E]

When either one of the following items is detected:
• AV communication circuits between NAVI control unit 

and BOSE amp. are malfunctioning.

• AV communication signal between NAVI control unit 

and BOSE amp. is malfunctioning.

AV communication circuits between 
NAVI control unit and BOSE amp.

U1300
U1248

U124E
U125D

• AV COMM CIRCUIT 

[U1300]

• DVD DECK CONN 

[U1248]

• AMP CONN [U124E]
• DVD NAVI CONN 

[U125D]

When either one of the following items is detected:
• AV communication circuits between camera control unit 

and NAVI control unit are malfunctioning.

• AV communication signal between camera control unit 

and NAVI control unit is malfunctioning.

AV communication circuits between 
camera control unit and NAVI control 
unit.

 

 

 

 

 

 

 

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