Classification:

Reference:

Date:

EL13-023i

ITB13-026i

January 15, 2019

2014-2017 INFINITI VEHICLES; DISPLAY CONTROL UNIT REPLACEMENT
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Discard all previous versions of this bulletin.

APPLIED VEHICLES: 2014-2017 Q50 and Q50 Hybrid (V37)
2017 Q60 (V37)
2017 QX30 (H15)
2017 QX60 and QX60 Hybrid (L50)

SERVICE INFORMATION

Q50 and Q60 vehicles

If the Display Control Unit (DCU) needs to be
replaced on an APPLIED VEHICLE for any reason,
follow the steps in the SERVICE PROCEDURE to:



Place the order with DENSO.
Configure the Multi AV system.



2014-2016 Q50/Q50 Hybrid and 2017 QX30
vehicles only: Register the replacement DCU.
DCU registration is necessary whether or not the
vehicle has an active Infiniti InTouch Apps
subscription.



2014 Q50/Q50 Hybrid vehicles only:
Check/update the software version.

Display
control unit

Figure 1
NOTE:
 For all 2017 model year and earlier Infiniti vehicles, the need to contact TECH LINE for DCU order
approval has been eliminated.
 For 2018-2019 Infiniti vehicles, TECH LINE needs to be contacted before ordering a DCU. Refer to
ITB19-002.
NOTE: The original DCU must be installed in the vehicle while performing part of this procedure.
DO NOT remove the original DCU until instructed.

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 retailer to determine if this applies to your
vehicle.
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SERVICE PROCEDURE
Before starting, make sure your ASIST has been synchronized to the current date and all CONSULT-III plus
(C-III plus) updates have been installed.
Parts of the Procedure
PART 1: Take Preliminary Steps Prior to Ordering DCU / Order DCU
PART 2: Record Multi AV Configuration Values of Original DCU / Replace DCU
PART 3: Configure Multi AV System
PART 4: Manually Configure Multi AV System (if needed)
PART 5: 2014-2016 Q50/Q50 Hybrid and 2017 QX30 Vehicles Only: Register Replacement DCU
PART 6: 2014 Q50/Q50 Hybrid Vehicles Only: Check Software Version / Confirm as Newest Version / Update
as Needed

PART 1: Take Preliminary Steps Prior to Ordering DCU / Order DCU
While not required, Infiniti recommends using the following preliminary steps along with any other necessary
diagnosis for non-warranty repairs:
1. Duplicate and verify the customer’s concern if possible. If duplication is not possible, gather as much
information about the issue as possible from the service advisor/writer or customer.
2. Check for any connected devices (phone, iPod, MP3 player, etc.) or determine if a connected device is present
during the concern. Gather model and software version information if possible.
NOTE: TECH LINE can be contacted IF technical assistance is needed with diagnosis and repairs.

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Order Exchange DCU from DENSO
NOTE: In most cases, an exchange DCU will be ordered. A new DCU is required only if:


The vehicle has not yet been sold.



The customer requests a new DCU on a non-warranty repair.



The exchange DCU is not available.



Insurance claim replacement.

After steps 1 and 2 have been completed, your parts department will order the replacement exchange DCU as
instructed below.
3. Fill out the DENSO Exchange Order Form and fax or email it to DENSO.
Order forms are found on NNAnet.com:
a. Log onto NNAnet.com.
b. Confirm Brand View is Infiniti.
c. Select My Links.
d. Select Warranty.
e. Select Electronic Exchange Information – Infiniti.
f.

Scroll down to Denso, and then click on Link to Denso Order Form.

g. Fill out the form. Be sure to use the DCU part number in the Exchange Part #: field.
NOTE: The DCU part number can be found on the label on the back of the DCU, or with C-III plus by going
to Diagnosis (One System) > MULTI AV > ECU Identification.
4. After the order is submitted, DENSO will then email confirmation to your parts department stating the order has
been placed.

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PART 2: Record Multi AV Configuration Values of Original DCU / Replace DCU

5. Prepare the vehicle.


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



Connect the GR8 to the 12V battery and select ECM Power Supply Mode.



Connect the plus VI to the vehicle.



Launch C-III plus on the CONSULT PC.



Turn the ignition ON but DO NOT start the engine.
Q50 Hybrid and QX60 Hybrid vehicles: Turn the ignition ON but DO NOT put in Ready Mode.

6. Select Re/programming Configuration.

Figure 2

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7. Read the Precautions.
When finished, click in the Confirmed
instructions box to insert a check mark,
and then select Next.

Figure 3

8. Select the Manual Selection (Vehicle
Name) tab, and then select the Vehicle
Name and Model Year.
NOTE: If the screen shown in Figure 4
does not display, proceed to step 13.
9. Select Select.

Figure 4

10. Confirm the correct Vehicle Name and
Model Year are displayed.


When finished, select Confirm.
xxxxxxxxxxxxxxx

Figure 5

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Steps 11 and 12 below apply to 2017 QX30 vehicles ONLY. For all other vehicles, proceed to step 13 on the
next page.

11. Select USA/CANADA Dealers in the
drop down menu, and then select OK.
NOTE:


The screen in Figure 6 will only appear
during the first login on a CONSULT
PC. Future logins with the same
CONSULT PC will display the screen
in Figure 6 only.



If the screen shown in Figure 6 does
not display, proceed to step 12.

Figure 6

12. Enter your NNAnet.com Username and
Password, and then select Submit.

NNAnet.com
Username &
Password

Figure 7

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13. After System Call completes, confirm the
correct Vehicle Identification Number (VIN)
is displayed.


When finished, select Confirm.

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

Figure 8

14. Select MULTI AV.


Use the scroll arrows if needed.

Figure 9

15. Select Before ECU Replacement.

Figure 10

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16. Confirm Setting Value (current
configuration) and write it down.


The current configuration can also be
printed with the Print Screen button or
Screen Capture button.



Use the scroll arrows if more than one
page of information is available.

Write down / print
this information

NOTE: Configurable options will differ and
your screen may look different.
17. Select Save.
Figure 11

NOTE: If the configuration data cannot be
saved, replace the DCU as instructed in the
applicable Electronic Service Manual
(ESM), and then proceed to page 10,
PART 4: Manually Configure the Multi
AV System (if needed).
xxxxxxxxxxxxxxxxxxxxxxxxxxxx

xxxxxxxxxxxxxxx
xxxxxxxxxxxxxxx

18. Select End.

Figure 12

19. Replace the DCU as instructed in the applicable ESM.


Refer to the ESM, section DRIVER INFORMATION & MULTIMEDIA > AUDIO, VISUAL & NAVIGATION
SYSTEM > INFINITI INTOUCH > REMOVAL AND INSTALLATION > DISPLAY CONTROL UNIT >
Removal and Installation.

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PART 3: Configure the Multi AV System

20. Perform steps 5-13 again before proceeding to step 21.

21. When you get to the screen shown in
Figure 13, select Confirm.

xxxxxxxxxxxxxxx

Figure 13

22. If the screen in Figure 14 appears, skip to
page 13, step 33.
23. If the screen in Figure 14 does not
appear, go to step 24.

Figure 14

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24. Select OK.
After performing Step 24:


If an error message does not display,
proceed to page 14, step 38.



If an error message does display,
proceed to PART 4: Manually Configure
the Multi AV System (if needed), below.

Figure 15

PART 4: Manually Configure Multi AV System (if needed)

NOTE: If the screen in Figure 16 is not
displayed, click on the Home icon.

25. Select Re/programming Configuration.

Figure 16

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26. Read the Precautions.
When finished, click in the Confirmed
instructions box to insert a check mark,
and then select Next.

Figure 17

27. Select the Manual Selection (Vehicle
Name) tab, and then select the Vehicle
Name and Model Year.
NOTE: If the screen shown in Figure 18
does not display, proceed to the next page,
step 31.
28. Select Select.

Figure 18

29. Confirm the correct Vehicle Name and
Model Year are displayed.
When finished, select Confirm.
xxxxxxxxxxxxxxx

Figure 19

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Step 30 below applies to 2017 QX30 vehicles ONLY. For all other vehicles, skip to step 31.
30. Enter your NNAnet.com Username and
Password, and then select Submit.

NNAnet.com
Username &
Password

Figure 20
31. 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.

Figure 21
32. Select MULTI AV.


Use the scroll arrows if needed.

Figure 22
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33. Select After ECU Replacement.

Figure 23

34. Select Manual selection.

Figure 24

35. Use the drop down menus to select the
configuration options that were printed or
written down in step 16.


Use the scroll arrow if more than one
page of information is available.

NOTE: Configurable options may differ
and look different from Figure 25.
36. Select Next.

Figure 25

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37. Confirm the configuration settings
displayed under Setting Value are
correct, and then select OK.

Figure 26

38. Turn the ignition OFF, start the engine or put in Ready Mode, and then wait for about 30 seconds.
39. Use C-III plus to erase any codes from the Multi AV system.
a. Select Home on the C-III plus screen.
b. Select Diagnosis (One System) > Multi AV > Self Diagnosis Results.
c. Erase any codes that may be present.

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Step 40 below applies to 2014-2016 Q50/Q50 Hybrid and 2017 QX30 vehicles ONLY. For all other vehicles,
proceed to the next page, step 44.
40. Write down the UNIT ID number (Figure 27) as follows:
NOTE: The UNIT ID number will be used in Part 5 of the procedure.
a. Select the ECU Identification tab on the C-III plus screen.
b. Write down the UNIT ID number.

Figure 27

41. Close C-III plus and disconnect the plus VI from the vehicle.
42. Check that the operation of the DCU and, if equipped, RearView Monitor camera images (fixed guide lines and
predictive course lines) are normal.
43. Disconnect the GR8 from the 12V battery.

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PART 5: 2014-2016 Q50/Q50 Hybrid and 2017 QX30 Vehicles Only – Register Replacement DCU

44. Register the replacement DCU by calling Infiniti Owner Services at 1-855-444-7244. Listen to the prompts
and select the option for the “Infiniti Connection Specialist.”


During this call you will be asked for the Unit ID number (see step 40) and the VIN.



Infiniti Owner Services hours of operation are:
Monday – Saturday: 8:00am to Midnight EST
Closed Thanksgiving, Christmas, and New Years Day

IMPORTANT: Step 44 MUST be performed to register the replacement DCU. If this step is not performed, the
Infiniti InTouch Apps feature – if the vehicle has an active subscription – will not function. Perform this step even if
the vehicle does not have an active Infiniti InTouch Apps subscription, as future enrollment will also be affected.

PART 6: 2014 Q50/Q50 Hybrid Vehicles Only – Check Software Version / Confirm as Newest Version /
Update as Needed

NOTE: PART 6 does NOT apply to 2015-2017 model year vehicles.
Click  HERE  This will link you to the General Procedure for Infiniti InTouch Software Update.

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AMENDMENT HISTORY
PUBLISHED DATE

REFERENCE

DESCRIPTION

August 1, 2013

ITB13-026

Original bulletin published.

November 1, 2013

ITB13-026a

March 20, 2014

ITB13-026b

August 27, 2014

ITB13-026c

December 19, 2014

ITB13-026d

March 23, 2016

ITB13-026e

November 3, 2016

ITB13-026f

December 5, 2017

ITB13-026g

February 22, 2018

ITB13-026h

APPLIED VEHICLES has been revised.

January 15, 2019

ITB13-026i

Models and model years have been removed from APPLIED
VEHICLES. Revisions have been made throughout the rest of the
bulletin to reflect the revisions made in APPLIED VEHICLES.

Information for nnanet.com on page 3 was updated, and PART 6
was added to the SERVICE PROCEDURE.
Information for locating the DCU part number was added on
page 3.
PART 4 and 5 have been amended.
The Title, APPLIED VEHICLES, and PART 6 in the SERVICE
PROCEDURE have been amended.
APPLIED VEHICLES was updated, and the information on
page 3 was clarified.
Modifications have been made to include 2017 Q50, Q50 Hybrid,
QX30, QX60, and QX60 Hybrid vehicles.
APPLIED VEHICLES and Part 1 of the SERVICE PROCEDURE
have been revised.

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