Classificatio n:

Reference:

EL11-015b

Date:

NTB11-041b

December 11, 2012

2011 – 2012 LEAF; NO TELEMATICS CONNECTION
This bulletin has been amended. Applied VIN and Applied Date information has been added.
The A/V control unit update has been removed.
TCU software has been updated to version 3NA0000628 and has a new Op Code.
Please discard all previous copies.

APPLIED VEHICLES:
APPLIED VINS:
APPLIED DATES:

2011 – 2012 LEAF (ZE0)
Vehicles built before JN1AZ0CT(*)CP 022503
Vehicles built before May 18, 2012

IF YOU CONFIRM
•

The vehicle had a proper
telematics signal/connection
and operation previously, but
now the telematics symbol
indicates no signal/connection
in any location or there is no
symbol at all.
No telematics
connection =

•

DTCs U1A03 and/or U1A05
are present.

Figure 1

ACTION
•

Perform Section 1 of the SERVICE PROCEDURE (“Software Version Check of TCU”)
to determine if this bulletin applies.

If this bulletin does apply, perform software updates for the Telematics Control Unit (TCU)
as instructed in the SERVICE PROCEDURE.
IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you
will be performing. You MUST closely follow the entire SERVICE PROCEDURE as it
contains information that is essential to successfully completing this repair.
Nissan Bulletins are intended for use by qualified technicians, not 'do-it-yourselfers'. Qualified technicians
are properly trained individuals who have the equipment, tools, safety instruction, and know-how to do a
job properly and safely. NOTE: If you believe that a described condition may apply to a particular vehicle,
DO NOT assume that it does. See your Nissan dealer to determine if this applies to your vehicle.
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CLAIMS INFORMATION

Submit a Primary Part (PFP) type line claim using the following claims coding:
DESCRIPTION
REPROGRAM TCU

PFP
(1)

OP CODE
RX2YAA

SYM
ZE

DIA
32

FRT
0.4

(1) Refer to the electronic parts catalog (FAST) and use the appropriate Telematics
Communication Unit part number (283B0-XXXXX) as the primary part.

SERVICE PROCEDURE

This SERVICE PROCEDURE contains four (4) sections:
Section 1 - Software Version Check of TCU … [ page 3 ]
Section 2 - Software Update: TCU (if applicable) … [ page 7 ]
Section 3 - Software Version Check: TCU … [ page 19 ]
Section 4 - Confirm Telematics Connection Is Restored … [ page 23 ]

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NTB11-041b

Section 1 - Software Version Check: TCU

1. Set the parking brake.

2. Push the vehicle power switch twice to ON mode.

3. Select OK on the Navigation screen.

4. Push the MAP/VOICE button one (1) time.

1
time

Figure 2

5. If the radio is ON, push the Audio system ON/OFF button one (1) time. Audio should
now be OFF.

1
time
(If needed)

Figure 3

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NTB11-041b

6. Push the MAP/VOICE button three (3) times.
3
times

Figure 4

7. Push the Audio system ON/OFF button two (2) times.

2
times

Figure 5

8. Push the MAP/VOICE button one (1) time.

1
time

Figure 6
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NTB11-041b

9. Select Confirmation/Adjustment.
NOTE: If the screen shown in
Figure 7 is not displayed, perform
steps 4-8 again.

Figure 7

10. Select the down arrow to skip to
the next screen.

Figure 8

11. Select Version Information.

Figure 9

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NTB11-041b

12. Check the TCU Software version. See Figure 10.

Figure 10

If the TCU Software version is 3NA0000628 or higher:
•

This bulletin does not apply. Refer to ASIST for further diagnostic information.

If the TCU Software version is not 3NA0000628 or higher:
1. Push the BACK button two times to return to the Confirmation/Adjustment
menu.
Then
2. Clear any DTCs from TCU with CIII plus.
¾ If hard codes are present:
a. Turn ignition off.
b. Wait for at least 5 minutes (additional DTCs may be set if the battery is
disconnected before 5 minutes. Refer to TSB NTB11-034a).
c. Disconnect and then reconnect 12V battery negative terminal.
d. Erase any remaining past codes with CIII plus.
3. Perform Section 2 - Software Update: TCU on the next page.

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NTB11-041b

Section 2 - Software Update: TCU (if applicable)
IMPORTANT:
•
•

Perform this procedure ONLY if instructed to in step 12 on page 6.
Make sure ASIST on the CONSULT PC is freshly synchronized and all
CONSULT related updates, if any, are installed.

This section has three (3) parts:
Part A: Turn OFF the TCU
Part B: Update the TCU Software
Part C: Turn ON the TCU

Part A: Turn OFF the TCU

A-1.

Connect the C-III plus VI to the
vehicle.

A-2.

Start CONSULT-III (C-III) plus.

A-3.

Select Diagnosis (One
System).
Figure 11

A-4.

Select Telematics on page 2 of
the all systems list.

Figure 12
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NTB11-041b

A-5.

Select Work Support.

Figure 13

A-6.

Select TCU Activate Setting.

A-7.

Select Start.

Figure 14

A-8.

Select Start.

Figure 15
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NTB11-041b

A-9.

Select OFF to turn OFF the
TCU.

A-10. Select END.

Figure 16

A-11. Select Home.

Figure 17

Part B: Update the TCU Software

B-1.

Push the vehicle power switch to OFF mode.

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NTB11-041b

B-2.

Open the hood and connect the GR8 Multitasking Battery Diagnostic Station
(battery tester/charger) to the 12-volt battery. See Figure 18.
•

For battery charger/tester set-up, refer to GR8 Multitasking Battery Diagnostic
Station Set-Up on page 24.

CAUTION:
•

Battery voltage must stay between 12 volts and 13.5 volts during reprogramming.

•

Do not charge the High Voltage (HV) Lithium Ion battery during reprogramming.

Connect to
12-volt battery

DO NOT CHARGE during
reprogramming

Figure 18
B-3.

Push the vehicle power switch twice to ON mode.
IMPORTANT: DO NOT step on the brake pedal during this step.

B-4.

Select Re/programming,
Configuration.

Figure 19
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NTB11-041b

B-5.

Read the General Precaution.
When finished, select Next.

Figure 20

B-6.

Confirm LEAF is displayed as
the Vehicle Name.
When finished, select Confirm.

Figure 21

B-7.