Classification:

Reference:

DA21-004A

Date:

NTB21-042A

July 20, 2021

VOLUNTARY SERVICE CAMPAIGN
2021 SENTRA; SIDE RADAR SENSOR
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Discard all previous versions of this bulletin.

CAMPAIGN ID #:
APPLIED VEHICLES:

PM981
2021 Sentra (B18)

Check Service COMM or Dealer Business Systems (DBS)
National Service History to confirm campaign eligibility.

INTRODUCTION
Nissan is conducting this voluntary service campaign, on certain specific model year 2021
Sentra vehicles, to replace both right and left radar sensors located under the rear bumper
fascia. This service will be performed at no charge to the customer for parts or labor.

IDENTIFICATION NUMBER
Nissan has assigned identification number PM981 to this campaign. This number must
appear on all communication and documentation of any nature dealing with this campaign.

DEALER RESPONSIBILITY
Dealers are to repair vehicles falling within range of this campaign that enter the service
department. This includes vehicles purchased from private parties, vehicles presented by
transient (tourists) owners, and vehicles in a dealer’s inventory.

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
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.



Verify all electrical loads are off (radio, headlamps, seat heaters, etc).

Save Side Radar Configuration
1.

Connect a battery maintainer/smart charger.

2.

Connect the VI to the vehicle.

3.

Turn the ignition ON, engine OFF.

4.

Start C-III plus.

5.

Wait for the VI to be recognized.


6.

The serial number will display when the VI is recognized.

Select Re/programming, Configuration.

The VI is
recognized

Figure 1

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7.

Check the box to confirm the precaution instructions have been read, and then select
Next.
NOTE: Use the arrows (if needed) to view and read all the precautions.

Figure 2

8.

Select Automatic Selection(VIN).

Figure 3

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9.

Confirm the VIN or Chassis # is correct, and then select Confirm.

XXXXXXXXXXXXXXX

2021MY

Figure 4

10.

Confirm the VIN is correct for the vehicle, and then select Confirm.

XXXXXXXXXXXXXXXXXX

Figure 5

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11.

Select Side radar (Rear right).

Figure 6

12.

Select Before ECU Replacement.

Figure 7

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13.

Verify the information on the screen is correct, and then select Other Operation.


Verify the VIN under File Label is correct.

XXXXXXXXXXXXXXX

XXXXXXX
XXXXXXXXXXXX

Figure 8

14.

Select Side radar (Rear left).

Figure 9

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NTB21-042A

15.

Select Before ECU Replacement.

Figure 10

16.

Verify the information on the screen is correct, and then select End.


Verify the VIN under File Label is correct.

XXXXXXXXXXXXXXX

Side radar (Rear left)

XXXXXXX
XXXXXXXXXXXX

Figure 11

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NTB21-042A

17.

Remove the VI from the vehicle and close C-III plus application.

18.

Turn the ignition OFF.

19.

Disconnect the battery maintainer/smart charger.

Replace Both Side Radar Sensors
20.

Replace both side radar sensors.


For side radar sensor replacement, refer to the ESM section below.
o CRUISE CONTROL & DRIVER ASSISTANCE > DRIVER ASSISTANCE
SYSTEM > DRIVER ASSISTANCE SYSTEM > REMOVAL AND
INSTALLATION > SIDE RADAR

IMPORTANT:


Follow all cautions and notices in the ESM procedure.



The Blind Spot Warning (BSW) system action test and the Rear Cross Traffic
Alert (RCTA) action test must be performed after side radar installation and
configuration is complete.



Do not destroy the replacement sensor’s shipping box or packaging. Both sensors
will be returned to the parts department.

Configure Replacement Side Radar Sensors
21.

Turn the ignition ON, engine OFF.

22.

Connect a battery maintainer/smart charger.

23.

Connect the VI to the vehicle.

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24.

Select Re/programming, Configuration.

The VI is
recognized

Figure 12

25.

Check the box to confirm the precaution instructions have been read, and then select
Next.
NOTE: Use the arrows (if needed) to view and read all the precautions.

Figure 13

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26.

Select Automatic Selection(VIN).

Figure 14

27.

Confirm the VIN or Chassis # is correct, and then select Confirm.

XXXXXXXXXXXXXXX

2021MY

Figure 15

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28.

Confirm the VIN is correct for the vehicle, and then select Confirm.

XXXXXXXXXXXXXXXXXX

Figure 16

29.

Verify all the information on the screen, and then select Confirm.

XXXXXXXXXXX
XXXXXXXXXXX
XXXXXXX

XXXXXXXXXXX

XXXXXXXXXXXX
XXXXXXXXXXXX

Figure 17

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30.

Select OK.

XXXXXXX

Figure 18

31.

Login using your NNAnet credentials.

Figure 19

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32.

Select Print, and then select End.


Attach the printed copy of the configuration to the repair order.

XXXXXXX

Figure 20

33.

Repeat steps 24 - 32 for the left side radar sensor.

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Clear DTCs
NOTE: Steps 34 - 40 will change the DTC status from Current to Past, allowing the DTCs
to be cleared.
34.

Turn the ignition OFF.
HINT: If the ignition does not turn OFF when the ignition button is pressed and
released, press and hold the ignition button to turn OFF the ignition.

35.

Remove the key from the vehicle.

36.

Close all the doors.

37.

Lock the doors with the key.

38.

Wait a minimum of 2 minutes.

39.

Unlock the vehicle and open the driver’s door.

40.

Turn the ignition ON.

41.

Select Diagnosis (All Systems).

The VI is
recognized

Figure 21

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42.

Select Automatic Selection(VIN).

Figure 22

43.

Confirm the VIN or Chassis # is correct, and then select Confirm.

XXXXXXXXXXXXXXX

2021MY

Figure 23

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44.

Follow the on screen instructions to erase the DTCs.

45.

Turn the ignition OFF.

46.

Remove the VI from the vehicle.

47.

Disconnect the battery maintainer/smart charger.

48.

Close the C-III plus application.

49.

Perform the Blind Spot Warning (BSW) system action test.


For the BSW system action test, refer to the ESM section below.
o CRUISE CONTROL & DRIVER ASSISTANCE > DRIVER ASSISTANCE
SYSTEM > DRIVER ASSISTANCE SYSTEM > BASIC INSPECTION >
ACTION TEST > BLIND SPOT WARNING > Work Procedure

50.

Perform the Rear Cross Traffic Alert (RCTA) action test.


For the RCTA action test, refer to the ESM section below.
o CRUISE CONTROL & DRIVER ASSISTANCE > DRIVER ASSISTANCE
SYSTEM > DRIVER ASSISTANCE SYSTEM > BASIC INSPECTION >
ACTION TEST > RCTA > Work Procedure

51.

Return the removed side radar
sensors to the Parts Department for
shipment to Nissan FQA via warranty
parts return request.


Use the original box and
packaging to return the side radar
sensors.



Verify each side radar part number
is returned in the correct box.
Figure 24

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PARTS INFORMATION
DESCRIPTION
SENSOR ASSY – SIDE OBSTACLE WARNING
(SIDE RADAR SENSOR, RH)
SENSOR ASSY – SIDE OBSTACLE WARNING
(SIDE RADAR SENSOR, LH)

PART NUMBER

QUANTITY

284K0-6LA2A

1

284K1-6LA2A

1

CLAIMS INFORMATION
Submit a “CM” line claim using the following claims coding:
CAMPAIGN (“CM”) ID
PM981

DESCRIPTION
Replace and Configure Side Radar
Sensors

OP CODE

FRT

PM9810

1.3

AMENDMENT HISTORY
PUBLISHED DATE REFERENCE
May 25, 2021

NTB21-042

July 20, 2021

NTB21-042A

DESCRIPTION
Original bulletin published
Step 20 revised, Step 49 and Step 50 added

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