37.

Disconnect the battery maintainer or smart charger from the vehicle.

38.

Select Next.

Figure 20
HINT: Additional steps/operations are required before CONSULT will provide the final
reprogramming confirmation report. Continue with the reprogramming procedure on
page 16.
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Sonar Control Unit Recovery

Do not disconnect the VI or shut down CONSULT if reprogramming does not
complete.

If reprogramming does not complete and the “!?” icon displays, as shown in
Figure 21:


Check battery voltage
(12.0 - 15.5 V).



Ignition is ON, engine OFF.



External Bluetooth® devices are OFF.



All electrical loads are OFF.



Select retry and follow the on
screen instructions.



“Retry” may not go through on first
attempt and can be selected more
than once.

EXAMPLE

Figure 21

If reprogramming does not complete and the “X” icon displays, as shown in
Figure 22:


Check battery voltage
(12.0 - 15.5 V).



CONSULT A/C adapter is plugged in.



Ignition is ON, engine OFF.



Transmission is in Park.



All CONSULT VI cables are securely
connected.



All C-III plus updates are installed.



Select Home, and restart the
reprogram procedure from the
beginning.

EXAMPLE

Figure 22

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39.

Perform Erase All DTCs as follows:
a. Turn the ignition OFF.
b. Turn the ignition ON.

ON

Turn ignition OFF > ON
Figure 23

HINT: When the entire reprogramming process is complete, the screen in Figure 24 on
page 17 will display.

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40.

Verify the before and after part numbers are the same.
HINT: For this reprogram, the before and after reprogramming part numbers should
be the same. This is not an error.

41.

Print a copy of the screen below (Figure 24) and attach it to the repair order for
warranty documentation.
HINT: If you cannot print the screen:
a. Select Screen Capture.
b. Name the file.
c. Save the file in My Documents.
o A copy of the screen is now saved in the CONSULT PC. It can be retrieved
and printed at a later time.

42.

Select Confirm.

28538XXXXX
28538-XXXXX

These numbers
should be the
same

xxxxxxxxxxxxxxxxxx
xxxxxxxxxxxxxxxxxx

xxxxxxxxxxxxxxxxxx

Figure 24

43.

Select Home (screen not shown).

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Sonar Control Unit Configuration

44.

Select Re/programming, Configuration.

Figure 25

HINT: CONSULT screens for steps 45-48 are not shown.

45.

Read the precautions on the CONSULT screen, check the box for Confirmed
Instructions, then select Next.

46.

Select Automatic Selection(VIN).

47.

Select Confirm.

48.

Select Confirm again.

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49.

Select SONAR.

Figure 26

50.

Select After ECU Replacement under VEHICLE CONFIGURATION.

Figure 27

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NTB22-038B

51.

Select Manual selection.

Figure 28

52.

Select the applicable Type ID.


53.

Refer to the EPC to determine the applicable Type ID.

Select Next.

28547 - XXXXX
28547 - XXXXX
28547 - XXXXX
28547 - XXXXX
28547 - XXXXX

Figure 29
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NTB22-038B

54.

Confirm that the correct Type ID is displayed, and then select OK.

28547 - XXXXX

Figure 30

55.

Select End.

28547 - XXXXX

Figure 31

56.

Select Home (screen not shown).

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57.

Select Diagnosis (One System).

Figure 32

58.

Select SONAR.

Figure 33

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59.

Select ERASE.

Figure 34
60.

Select ECU Identification.

61.

Confirm the SOFTWARE # (Figure 35).


If the SOFTWARE # is in Table A on page 5, proceed to step 62.



If the SOFTWARE # is not Table A on page 5, reprogramming did not
successfully complete. Go back to step 18 on page 6 and perform the procedure
again.

28538XXXXX
XXXX

Confirm that this number
is in Table A

Figure 35

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62.

Select Home.

28538XXXXX
XXXX

Figure 36

63.

Select Diagnosis (All Systems).

Figure 37

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HINT: CONSULT screens for steps 64-66 are not shown.
64.

Select Automatic Selection(VIN).

65.

Select Confirm.

66.

Select Confirm again.

67.

Turn the ignition OFF, and then turn the ignition ON.

68.

Confirm DTC C1B56-04 is displayed as PAST (not CRNT) (Figure 38).

69.

Select ERASE.

Figure 38
70.

Close CONSULT.

71.

Turn the ignition OFF.

72.

Disconnect the VI from the vehicle.

73.

Start the engine.

74.

Check that the RAB system setting can be enabled/disabled on the combination
meter.

75.

Test drive the vehicle and make sure it operates correctly and the MIL is OFF.


If the MIL comes ON, go back to the ESM for further diagnostic information.



Diagnosis and repairs beyond SONAR reprogramming are not covered by this
bulletin.
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CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:

(1)

DESCRIPTION

PFP

OP CODE

SYM

DIA

FRT

Reprogram Sonar Software

(1)

RXA7AA

ZE

32

0.8

Reference the electronic parts catalog and use the Sonar Control Unit (28532-*****)
as the Primary Failed Part (PFP).

AMENDMENT HISTORY
PUBLISHED DATE REFERENCE

DESCRIPTION

May 19, 2022

NTB22-038

Original bulletin published

January 24, 2023

NTB22-038A

Table A revised, and login information moved to
page 3

June 20, 2023

NTB22-038B

Pages 1-2 and Table A revised

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