Classification:

Reference:

DA21-005

Date:

NTB21-115

December 17, 2021

FALSE ACTIVATION OF AEB OR FCW
APPLIED VEHICLES:
APPLIED SYSTEMS:

2020-2021 Sentra (B18)
Automatic Emergency Braking/Forward Collision Warning

IF YOU CONFIRM
The customer states they have experienced false activation and/or unexpected braking of
the Automatic Emergency Braking (AEB) or Forward Collision Warning (FCW) system,

AND
There are no related DTCs stored.

ACTION
1. Confirm the current ICC/ADAS 2 part number.
2. Reprogram the ICC/ADAS 2, if applicable.

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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SERVICE PROCEDURE

ICC/ADAS 2 Reprogramming

IMPORTANT:
Before starting, make sure:


ASIST on the CONSULT PC has been synchronized (updated) to the current date.



All C-III plus software updates (if any) have been installed.



The CONSULT PC is connected to the internet via a cable or Wi-Fi.
o Later in the procedure you will be required to enter your username and
password.
o The CONSULT PC must be connected to the internet.
o If you do not know your username and password, contact your service
manager.

1.



A screen print for warranty documentation can be done from the CONSULT PC
during this service procedure while still connected to the vehicle.



No diagnostic trouble codes (DTCs) are stored.

Connect the Vehicle Interface (VI) to the vehicle.


Make sure to use the correct VI for the CONSULT PC.

Make sure the VI is securely connected. If the VI connection is loose during
reprogramming, the process will be interrupted and the control unit may be damaged.
2.

Connect the AC Adapter to the CONSULT PC.

Be sure to connect the AC Adapter. If the CONSULT PC battery voltage drops during
reprogramming, the process will be interrupted and the control unit may be damaged.

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3.

Connect a battery maintainer or smart charger set to reflash mode or a similar setting.
To avoid damage to the control unit, ensure a battery maintainer or smart charger is
connected. The battery voltage must be between 12.0V and 15.5V during
reprogramming.

4.

Turn OFF all external Bluetooth® devices (e.g., cell phones, printers, etc.) within range
of the CONSULT PC and the VI.
If Bluetooth® signal waves are within range of the CONSULT PC and the VI during
reprogramming, reprogramming may be interrupted and the control unit may be
damaged.

5.

Turn the ignition ON with the engine OFF.
To avoid damage to the control unit, the engine must not start or run during the
reprogramming procedure.

6.

Turn OFF all vehicle electrical loads such as exterior lights, interior lights, HVAC,
blower, rear defogger, audio, NAVI, seat heater, steering wheel heater, etc.

7.

Turn ON the hazard warning lamps.

8.

Turn ON the CONSULT PC.

9.

Start C-III plus.


The serial number will display when the VI is recognized.

VI is
recognized

Figure 1
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10.

Select Re/programming, Configuration.

Figure 2
11.

Use the arrows (if needed) to view and read all precautions.

12.

Check the box confirming the precautions have been read.

13.

Select Next.

Figure 3

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14.

Select Automatic Selection(VIN).

Example

Figure 4
15.

Make sure VIN or Chassis # matches the vehicle’s VIN.

16.

If the correct VIN is displayed, select Confirm.

XXXXXXXXXXX XXXXXX
XXXXXXXXXXX XXXXXX
XXXXXXXXXXX XXXXXX

Figure 5

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17.

Select Confirm.

XXXXXXXXXXX XXXXXX

Figure 6
18.

Select ICC/ADAS 2.

Figure 7

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19.

Select Reprogramming.

Figure 8
20.

When you get to the screen shown in Figure 9, confirm that a reprogram is available
as follows:
A. Find the ICC/ADAS 2 Part Number and write it on the repair order.
NOTE: This is the current ICC/ADAS 2 part number (P/N).

XXXXXXXXXXX XXXXXX

ICC/ADAS 2

Current
284P1- XXXXX
ICC/ADAS 2
P/N
XXXXXXXXXXX XXXXXX
XXXXXXXXXXX XXXXXX
XXXXXXXXXXX XXXXXX

Figure 9
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B. Compare the P/N you wrote down to the numbers in the Current ICC/ADAS 2 Part
Number column in Table A.


If there is a match in Table A, continue with the reprogramming procedure.



If there is not a match, in Table A, this bulletin does not apply. See the ESM
(Electronic Service Manual) for further diagnostic information.

Table A
CURRENT ICC/ADAS 2 PART NUMBER: 284P16LA1E
6LA3A, 6LA4A, 6LA5A, 6LA6A, 6LA7A, 6LA7E
6LW0A, 6LW0B, 6LW0C, 6LW0D, 6LW0E
6LW1A, 6LW1B

21.

Follow the on-screen instructions to navigate C-III plus and reprogram the
ICC/ADAS 2 control unit.

22.

Select Save.

XXXXXXXXXXX XXXXXX

ICC/ADAS 2
284P1- XXXXX

XXXXXXXXXXX XXXXXX
XXXXXXXXXXX XXXXXX
XXXXXXXXXX

Figure 10

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23.

Use the arrows (if needed) to view and read all precautions.

24.

Check the box confirming the precautions have been read.

25.

Select Next.

Figure 11

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26.

Compare the Current Part Number and the Part Number After
Repro/programming. They should be different.

27.

Select Next.

284P1- XXXXX
284P1- XXXXX

These numbers
should be
different

XXXXXXXXXXX XXXXXX
XXXXXXXXXXX XXXXXX
ICC/ADAS 2

XXXXXXXXXX

Figure 12

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HINT:


In some cases, more than one new P/N for reprogramming is available.
o If more than one new P/N is available, the screen in Figure 13 displays.
o Select and use the reprogramming option that does not have the message
“Caution! Use ONLY with NTBXX-XXX”.



If you get this screen and it is blank (no reprogramming listed), it means there is no
reprogramming available for this vehicle. Close C-III plus and refer back to ASIST for
further diagnosis.

ICC/ADAS 2

Figure 13

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28.

Make sure OK is highlighted green (battery voltage must be between 12.0 and 15.5
volts).

To avoid damage to the control unit, ensure a battery maintainer or smart charger is
connected. The battery voltage must be between 12.0V and 15.5V during
reprogramming.
29.

Select Next.

Monitor battery
voltage here

Figure 14

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30.

Confirm all Judgment items are OK, then select Start.

Monitor battery
voltage here

EXAMPLE

Figure 15
31.

Select USA/CANADA Dealers.

32.

Select OK.

Figure 16

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HINT:


The screen in Figure 16 on page 13 may not display if the CONSULT PC has
remained ON since the last reprogramming.



If the CONSULT PC is not connected to the internet, the screen in Figure 17 will
display.

Figure 17

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