Nissan Leaf. Manual - part 150

AV

TELEMATICS SYSTEM

AV-591

< SYMPTOM DIAGNOSIS >

[TELEMATICS SYSTEM]

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SYMPTOM DIAGNOSIS

TELEMATICS SYSTEM

Symptom Table

INFOID:0000000010122768

TELEMATICS SYSTEM

Symptom

Display

icon 

Error message 

Possible cause

Telematics operation
not available.

—

Telematics unit is not connected.

Perform self-diagnosis with CONSULT.
Refer to 

AV-526, "CONSULT Function"

.

The connection to the center failed.

Check ON/OFF status of TCU using the data monitor of 
CONSULT.
• Replace TCU if it is ON.

Refer to 

AV-594, "Removal and Installation"

.

• Turn it ON again if it is OFF. Replace TCU if ON is 

switched to OFF.
Refer to 

AV-594, "Removal and Installation"

.

No service.

Use a cellular phone to check reception.
• If service is available, replace TCU or TEL antenna.
- For TCU replacement, refer to 

AV-594, "Removal and 

Installation"

.

- For TEL antenna replacement, refer to 

AV-597, "Re-

moval and Installation"

.

• If the service is not available, move the vehicle to the 

position where service is available and perform the 
operation again.

Service inoperative due to poor reception.

Use a cellular phone to check reception.
• If it is OK, there may be a cause at the INFINITI CON-

NECTION Data Center. Check connection after a 
short period of time. If there is no problem at the IN-
FINITI CONNECTION Data Center, replace TCU or 
TEL antenna.

- For TCU replacement, refer to 

AV-594, "Removal and 

Installation"

.

- For TEL antenna replacement, refer to 

AV-597, "Re-

moval and Installation"

.

• If it is NG, check connection again after a short period 

of time.

Service not registered.

Check input of user ID and password from the naviga-
tion setting screen. If malfunction such as input or no 
memory despite input is detected, replace AV control 
unit.
Refer to 

AV-318, "Removal and Installation"

 (without 

Bose Audio) or 

AV-488, "Removal and Installation"

 (with 

Bose Audio).

TCU line is used.

Check connection after a short period of time.
Replace TCU if it is frequently displayed.
Refer to 

AV-594, "Removal and Installation"

.

The connection to the center failed.

There may be a cause at the INFINITI CONNECTION 
Data Center. Check connection after a short period of 
time. If there is no problem at the INFINITI CONNEC-
TION Data Center, replace TCU or TEL antenna.
• For TCU replacement, refer to 

AV-594, "Removal and 

Installation"

.

• For TEL antenna replacement, refer to 

AV-597, "Re-

moval and Installation"

.

AV-592

< SYMPTOM DIAGNOSIS >

[TELEMATICS SYSTEM]

NORMAL OPERATING CONDITION

NORMAL OPERATING CONDITION

Description

INFOID:0000000010122769

NOTE:

For Telematics system operation detail information, refer to Navigation system Owner's Manual.

Symptom

Possible cause

Possible solution

The system cannot connect to 
the NISSAN CONNECT Data 
Center.

A subscription for the CONNECT service has not been 
established.

Sign up for a subscription to the CON-
NECT service. For details about subscrip-
tions, contact a NISSAN certified LEAF 
dealer or visit the NISSAN CONNECT 
Data Center website.

The user ID and password are not entered.

Enter the user ID and password.

The communication line is busy.

Try again after a short period of time.

The vehicle is in a location where reception is difficult.

When the vehicle moves to an area where 
radio waves can be transmitted sufficiently, 
communication will be restored. When the 
icon on the display shows that the vehicle 
is inside the communication area, the sys-
tem can be used.

TCU reception is insufficient.

When the vehicle moves to an area where 
radio waves can be transmitted sufficiently, 
communication will be restored. When the 
icon on the display shows that the vehicle 
is inside the communication area, the sys-
tem can be used.

Some of the items that are dis-
played on the menu screen 
cannot be selected.

The vehicle is being driven and some menu items are 
disabled.

The vehicle is being driven. Stop the vehi-
cle in a safe location and apply the parking 
brake before operating the functions.

Some parts of the screen are 
not displayed

Operate the system after stopping the ve-
hicle in a safe location and applying the 
parking brake.

The system does not announce 
information.

The volume level is set to the minimum.

Adjust the volume level by operating the 
VOL switches located on the control panel 
or on the steering wheel switch while the 
system is announcing information.

AV

AV CONTROL UNIT

AV-593

< REMOVAL AND INSTALLATION >

[TELEMATICS SYSTEM]

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REMOVAL AND INSTALLATION

AV CONTROL UNIT

Removal and Installation

INFOID:0000000010122770

REMOVAL

CAUTION:

Remove AV control unit after a lapse of 30 seconds or more after turning the power switch OFF.

NOTE:

After the power switch is turned OFF, the AV control unit continues operating for approximately 30 seconds.

Therefore, data corruption may occur if 12V battery voltage is cut off within 30 seconds.
1. Disconnect the 12V negative battery terminal. Refer to 

PG-89, "Removal and Installation"

.

2. Remove cluster lid C. Refer to 

IP-17, "Removal and Installation"

.

3. Remove the AV control unit screws, disconnect the harness connectors from the AV control unit and

remove with the brackets attached.

4. Remove the bracket screws and the brackets from AV control unit (if necessary).

INSTALLATION 

Note the following, and install in the reverse order of removal.

CAUTION:

• If the AV control unit is replaced, input of the user ID and password and time adjustment with VCM

are required.

• If the AV control unit is not replaced, time adjustment with VCM is required.

Input Method of User ID and Password·

1. Turn power switch ON.

2. Select “Sign in” from the CARWINGS screen.

3. Enter the user ID and password.

NOTE:

Since the user ID and password are determined by the user in advance, they are input by the user.

Time Adjustment and Check Method with VCM

Refer to 

AV-277, "ADDITIONAL SERVICE WHEN REMOVING BATTERY NEGATIVE TERMINAL : Work Pro-

cedure"

.

AV-594

< REMOVAL AND INSTALLATION >

[TELEMATICS SYSTEM]

TCU

TCU

Removal and Installation

INFOID:0000000010122771

REMOVAL

1. Check the SIM ID. Refer to 

AV-526, "CONSULT Function"

.

2. When replacing TCU, perform activation. Refer to 

AV-577, "ADDITIONAL SERVICE WHEN REPLACING

TCU : Work Procedure"

.

3. Remove the glove box cover assembly. Refer to 

IP-17, "Removal and Installation"

.

4. Remove the harness clip (1) and antenna feeder clip (2) from

the upper bracket.

NOTE:

If it is difficult to remove the harness clip and the antenna feeder

clip, remove the TCU screw first and pull TCU forward together

with the bracket. Use care not to damage the harness.

5. Remove the TCU screws, disconnect the harness connectors

and remove the TCU with the bracket attached.

6. Remove the bracket screw and the bracket from TCU (if neces-

sary).

INSTALLATION

1. Install in the reverse order of removal.
2. When replacing TCU, perform activation. Refer to 

AV-577, "ADDITIONAL SERVICE WHEN REPLACING

TCU : Work Procedure"

.

NOTE:

When replacing the TCU, it is necessary to contact the communications service provider to activate the new

TCU. Please refer to the appropriate Nissan LEAF Technical Service Bulletin for the correct TCU activation

procedure and communications provider contact information.

JSNIA3573ZZ