Classification:

Reference:

Date:

AN10-009E

ITB10-017E

March 10, 2021

AV CONTROL UNIT REPLACEMENT REQUIRES
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard previous versions of this bulletin.

APPLIED VEHICLES: 2010-2013 EX35/EX37 (J50)
2014-2015 QX50 (J50)
2010-2013 FX35/FX50/FX37 (S51)
2014-2015 QX70 (S51)
2010-2013 G37 Coupe, Convertible, and Sedan
(C/H/V36)
2014-2015 Q40/Q60 (C/H/V36)
2013 JX35 (L50)

2014-2015 QX60 (L50)
2012-2013 M35 Hybrid (HY51)
2014-2015 Q70 Hybrid (HY51)
2011-2013 M37/M56 (Y51)
2014-2015 Q70 (Y51)
2011-2013 QX56 (Z62)
2014-2015 QX80 (Z62)

SERVICE INFORMATION

If the AV Control Unit needs to be replaced on an Applied Vehicle for any reason, follow the steps in the
Service Procedure to configure the Multi AV system.
NOTE: The original AV Control Unit must be installed in the vehicle while performing part of this procedure.
DO NOT remove the original AV Control Unit until instructed.
SERVICE PROCEDURE

Before starting, make sure your ASIST has been freshly synchronized and all CONSULT-III (C-III) plus
upgrades have been installed.
Parts of the Procedure
PART 1: Record Multi AV Configuration Values of Original AV Control Unit, Replace AV Control Unit
PART 2: Configure the Multi AV System
If needed

PART 3: Perform Multi AV Initialization
PART 4: Manually Configure the Multi AV System
PART 5: Confirm Multi AV System Is Operational

Infiniti 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 Infiniti dealer to determine if this
applies to your vehicle.

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PART 1:
Record Multi AV Configuration Values of Original AV Control Unit; Replace AV Control Unit

1. Make sure the shift selector is in Park, and the parking brake is set.

2. Connect the C-III plus VI to the vehicle.

3. Turn ON the ignition.
NOTE: You may want to start the engine to keep the battery charged during this procedure.

4. Write down customer’s radio station presets. (Presets will be lost during this procedure.)
Presets
A
B
C
SAT

1

2

3

4

5

6

5. Launch CONSULT-III (C-III) plus on the CONSULT PC.

6. Select Re/programming Configuration.

Step
6

Figure 1

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7. Read the General Precaution.
When finished, touch the “Confirmed
instructions” box to insert a check mark,
then select Next.

Step
7

Figure 2

8. Select the Manual Selection (Vehicle
Name) tab, then select the applicable
Model and Year.
Step
8

9. Select Select.
Step
9

Figure 3

10. Confirm the correct Model Name and
Model Year are displayed.
When finished, select Confirm.

Step
10

Figure 4

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11. After system call completes, confirm the
correct VIN is displayed.
When finished, select Confirm.
NOTE: If the VIN displayed is incorrect,
input the correct VIN. When finished,
select Confirm.
Step
11

Figure 5

12. Select MULTI AV.

Step
12

Figure 6

13. Select Read/Write Configuration.

Step
13

Figure 7
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14. Select Before Replace ECU.

Step
14

Figure 8

15. Confirm current configuration and write
it down.


Configuration can also be printed
with the Print Screen button or
Screen Capture button.

Write down/print this
information

NOTE: Configurable options will
differ between models. Your screen
may look different.

Step
16

16. Select Save.
NOTE: If the configuration data cannot
be saved, replace the AV Control Unit as
instructed in the applicable Electronic
Service Manual (ESM) and then proceed
to PART 3: Perform Multi AV
Initialization on page 7 of this bulletin.

Figure 9

17. Select End.

Step
17

Figure 10
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18. Replace the AV Control Unit as instructed in the applicable ESM.

PART 2:
Configure the Multi AV System

19. Perform steps 1-10.

20. Select Confirm.

Step
20

Figure 11

21. Select After Replace ECU.

Step
21

Figure 12

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22. Select OK.
After performing step 22

If an error message does not display:


Proceed to PART 5: Confirm Multi
AV System Is Operational on page
13.
Step
22

If an error message does display:


Figure 13

Proceed to PART 3: Perform Multi
AV Initialization, below.

PART 3 (if needed):
Perform Multi AV Initialization
NOTE: Leave C-III plus running and the VI connected while performing Multi-AV initialization.

23. Turn OFF the audio system.
24. Put the AV system into System Diagnostic Mode as follows:
a. Press and hold the SETTING button (see
Figure 14).

SETTING

b. While holding the SETTING button, turn the
volume control knob 40 clicks or more.


The volume control knob can be turned
either direction.



When the system goes into the System
Diagnostic Menu, the screen in Figure
15 will display.

Volume knob
Figure 14
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25. Select Confirmation/Adjustment.

Step
25

Figure 15

26. Select Delete Unit Connection Log.

Step
26

Figure 16

27. Select Yes.

Step
27

Figure 17

28. Select Initialize Settings.

Step
28

Figure 18
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29. Select Accessory Number Initialization.
Step
29

Figure 19

30. Select Yes.

Step
30

Figure 20

31. Wait while the system initializes.


The screen in Figure 21 will display while
initializing.

Figure 21



The screen in Figure 22 will display when
initialization is complete.

Figure 22
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32. Once initialization is complete, reboot the Multi AV system as follows:
a. Turn OFF the ignition.
b. Wait 10 seconds.
c. Turn ON the ignition.
Proceed to PART 4: Manually Configure the Multi AV System, below.

PART 4 (if needed):
Manually Configure the Multi AV System
NOTE: If the screen in Figure 23 is not
displayed, click on the Home icon.

33. Select Re/programming Configuration.

Step
33

Figure 23

34. Read the General Precaution.
When finished, touch the “Confirmed
instructions” box to insert a check mark,
then select Next.

Step
34

Figure 24
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35. Select the Manual Selection (Vehicle
Name) tab, then select the applicable
Model and Year.
Step
35

36. Select Select.

Step
36

Figure 25

37. Confirm the correct Model Name and
Model Year are displayed.
When finished, select Confirm.

Step
37

Figure 26

38. Confirm the correct VIN is displayed.
When finished, select Confirm.
NOTE: If the VIN displayed is incorrect,
input the correct VIN. When finished, select
Confirm.

Step
38

Figure 27
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39. Select MULTI AV.

Step
39

Figure 28

40. Select Manual Configuration.

Step
40

Figure 29

41. Use the drop down menus to select the
Configuration options that were printed
or written down in step 15.


Step
41

Configurable options will differ
between models. Your screen may
look different from Figures 30 and 31.

42. Select Next.
Step
42

Figure 30
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ITB10-017E

43. Confirm the configuration displayed is
correct, then select OK.
44. Start the engine and it let idle briefly.
45. Use C-III plus to clear any codes from the
Multi AV system.
a. Select Diagnoses (One System) >
Multi AV > Self Diagnosis Results.

Step
43

b. Clear any codes that may be present.
Figure 31

46.

Close C-III plus and disconnect the VI from the vehicle.

PART 5:
Confirm Multi AV System Is Operational

For M37/M56 & M35 Hybrid Vehicles:


Confirm the fan, temperature, and air flow modes can be adjusted.



Turn ON the radio.



Turn the volume knob and made sure the audio volume responds to movement of the knob.



Reprogram customer audio presets.

For All Other Applied Vehicles:


Put your foot on the brake, start the engine, and move the shift selector to R (reverse).



If equipped, make sure the rear view monitor is working correctly.



Put the shift selector back into Park.



Turn ON the radio.



Turn the volume knob and make sure the audio volume responds to movement of the
knob.



Reprogram customer audio presets.
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AMENDMENT HISTORY
PUBLISHED DATE

REFERENCE

DESCRIPTION

March 1, 2010

ITB10-017

Original bulletin published

December 1, 2010

ITB10-017A

Bulletin amended to apply several changes

March 14, 2012

ITB10-017B

Bulletin amended to update procedure to C-III plus

April 16, 2013

ITB10-017C

Bulletin amended to include 2013 model year

August 6, 2015

ITB10-017D

Amended to update models and years

March 10, 2021

ITB10-017E

Classification number updated

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ITB10-017E