ITB13-026k

Classification:
Reference:
Date:
EL13-023k
ITB13-026k
January 10, 2020
2014-2017 INFINITI; DISPLAY CONTROL UNIT REPLACEMENT
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard 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.

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. Go to the Denso-Ten website (https://www.f10ncs.com), and login with your username and password.

If you do not have a login username and password (first time users), call Denso-Ten tech line (1-800-2375413, Mon – Fri: 7:00am – 4:00pm PT) to obtain a login username and password.
4. Select Orders > Place An Order.
Figure 2
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5. Enter the Dealer contact information, vehicle information, and warranty status information.
6. Select Next.
Populate all fields
Figure 3
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7. Select the vehicle model and original DCU part number.

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.
NOTE: The replacement DCU you receive may have a different part number than the original DCU.
8. Select Next.
xxxxx
QX60
Figure 4
xxxxx
xxxxx
xxxxx
xxxxx
xxxxx
xxxxx
xxxxx
xxxxx
xxxxx
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9. Populate the Customer Complaint field, choose a symptom from the drop down menu, and select an option
for each displayed question.
10. Select Next.
Enter customer
complaint here
Figure 5
11. Select the conditions under which the symptoms occurred.
12. Select Next.
Figure 6
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13. Check all symptoms that apply for each component.
14. Select Review.
Figure 7
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15. Confirm all of the information displayed is accurate, and then select submit order.
NOTE: Changes cannot be made once an order has been submitted.

If changes are needed, select Cancel and Edit to return to the form.
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
xxxxxxx
QX60
xxxxx
xxxxxxx
xxxxxxx
xxxxxxx
Click here to
make
changes
Figure 8
16. After sumbit order is selected, a confirmation page and number will display. If needed, select View My Order,
Submit a New Request, or Printer Friendly Page.
xxxxxxxxxxxxxxxxx
xxxxxxxxxxxx
Figure 9
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NOTE:

To view order status and shipping/tracking information at a later date, select View Orders on the
Denso-Ten website and select the applicable order.
Figure 10
xxxxxxxxxxxxxxx
Figure 11
17. After the order is submitted, DENSO will email a 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
18. Prepare the vehicle:

Make sure the shift selector is in Park and the parking brake is set.

Connect a battery maintainer or smart charger set to reflash mode or a similar setting.

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.
19. Select Re/programming Configuration.
Figure 12
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20. Read the Precautions.
When finished, click in the Confirmed
instructions box to insert a check mark,
and then select Next.
Figure 13
21. Select the Manual Selection(Vehicle
Name) tab, and then select the Vehicle
Name and Model Year.
NOTE: If the screen shown in Figure 14
does not display, proceed to step 26.
22. Select Select.
Figure 14
23. Confirm the correct Vehicle Name and
Model Year are displayed.

When finished, select Confirm.
xxxxxxxxxxxxxxx
Figure 15
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Steps 24 and 25 below apply to 2017 QX30 vehicles ONLY. For all other vehicles, proceed to step 26 on the
next page.
24. Select USA/CANADA Dealers in the
drop down menu, and then select OK.
NOTE:

The screen in Figure 16 will only
appear during the first login on a
CONSULT PC. Future logins with the
same CONSULT PC will display the
screen in Figure 17 only.

If the screen shown in Figure 16 does
not display, proceed to step 25.
Figure 16
25. Enter your NNAnet.com Username and
Password, and then select Submit.
NNAnet.com
Username &
Password
Figure 17
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26. 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 18
27. Select MULTI AV.

Use the scroll arrows if needed.
Figure 19
28. Select Before ECU Replacement.
Figure 20
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29. Confirm Setting Value (current
configuration) and write it on the repair
order.

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.
30. Select Save.
Figure 21
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 16,
PART 4: Manually Configure the Multi
AV System (if needed).
xxxxxxxxxxxxxxxxxxxxxxxxxxxx
xxxxxxxxxxxxxxx
xxxxxxxxxxxxxxx
31. Select End.
Figure 22
32. 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
33. Perform steps 18-26 again before proceeding to step 34.
34. When you get to the screen shown in
Figure 23, select Confirm.
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Figure 23
35. If the screen in Figure 24 appears, skip to
page 19, step 46.
36. If the screen in Figure 24 does not
appear, go to step 37.
Figure 24
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37. Select OK.
After performing Step 37:

If an error message does not display,
proceed to page 20, step 51.

If an error message does display,
proceed to PART 4: Manually Configure
the Multi AV System (if needed), below.
Figure 25
PART 4: Manually Configure Multi AV System (if needed)
NOTE: If the screen in Figure 26 is not
displayed, click on the Home icon.
38. Select Re/programming Configuration.
Figure 26
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39. Read the Precautions.
When finished, click in the Confirmed
instructions box to insert a check mark,
and then select Next.
Figure 27
40. Select the Manual Selection(Vehicle
Name) tab, and then select the Vehicle
Name and Model Year.
NOTE: If the screen shown in Figure 28
does not display, proceed to the next page,
step 44.
41. Select Select.
Figure 28
42. Confirm the correct Vehicle Name and
Model Year are displayed.
When finished, select Confirm.
xxxxxxxxxxxxxxx
Figure 29
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Step 43 below applies to 2017 QX30 vehicles ONLY. For all other vehicles, skip to step 44.
43. Enter your NNAnet.com Username and
Password, and then select Submit.
NNAnet.com
Username &
Password
Figure 30
44. 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 31
45. Select MULTI AV.

Use the scroll arrows if needed.
Figure 32
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46. Select After ECU Replacement.
Figure 33
47. Select Manual selection.
Figure 34
48. Use the drop down menus to select the
configuration options that were printed or
written down in step 29.

Use the scroll arrow if more than one
page of information is available.
NOTE: Configurable options may differ
and look different from Figure 35.
49. Select Next.
Figure 35
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50. Confirm the configuration settings
displayed under Setting Value are
correct, and then select OK.
Figure 36
51. Turn the ignition OFF, start the engine or put in Ready Mode, and then wait for about 30 seconds.
52. 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 53 below applies to 2014-2016 Q50/Q50 Hybrid and 2017 QX30 vehicles ONLY. For all other vehicles,
proceed to step 54.
53. Write down the UNIT ID number (Figure 37) 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 37
54. Close C-III plus and disconnect the plus VI from the vehicle.
55. Check that the operation of the DCU and, if equipped, RearView Monitor camera images (fixed guide lines and
predictive course lines) are normal.
56. Disconnect the battery maintainer/smart charger from the 12V battery.
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PART 5: 2014-2016 Q50/Q50 Hybrid and 2017 QX30 Vehicles Only – Register Replacement DCU
57. 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 53) 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 57 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
Information for nnanet.com on page 3 was updated, and PART 6
was added to the SERVICE PROCEDURE.
March 20, 2014
ITB13-026b
Information for locating the DCU part number was added on
page 3.
August 27, 2014
ITB13-026c
PART 4 and 5 have been amended.
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.
July 26, 2019
ITB13-026J
Order an Exchange DCU from DENSO procedure revised.
January 10, 2020
ITB13-026k
SERVICE INFORMATION revised
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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