Classification:

Reference:

Date:

EL18-023

ITB18-040

December 2, 2018

INFINITI; SOFTWARE UPDATES FOR INFOTAINMENT ISSUES
APPLIED VEHICLES: 2016-2018 Q50 (V37)
2016-2018 Q50 Hybrid (V37)
2017-2018 Q60 (V37)
2018 Q70 (Y51)
2018 Q70 Hybrid (Y51)

2017-2018 QX30 (H15)
2017-2018 QX60 (L50)
2017-2018 QX60 Hybrid (L50)
2018 QX80 (Z62)

IF YOU CONFIRM
Any one or a combination of the following on an applied vehicle:






Reverse camera is blank (vehicles manufactured before May 1, 2018)
Reverse camera remains ON when in Drive (vehicles manufactured before May 1, 2018)
Average fuel economy displays 99.9 MPG
Display screen flickers at higher ambient interior temperatures
SXM Info Apps (Weather, Stocks, Fuel Prices) inoperative

ACTION
1. Refer to page 4, step 8 in the SERVICE PROCEDURE to confirm an update applies to the
Display Control Unit (DCU) of the vehicle being worked on.


Confirmation is determined by comparing the DCU part number with those listed in Table A
on page 5.

2. If this bulletin applies, update the DCU software.
 See REQUIRED SPECIAL TOOL on page 2.
NOTE: The updated software resolves the items above along with improving software stability.

IMPORTANT: The purpose of ACTION (above) is to give you a quick idea of the work you will be performing.
You MUST closely follow the entire SERVICE PROCEDURE as it contains information that is essential to
successfully completing this repair.
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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REQUIRED SPECIAL TOOL




One of special tool USB drive J-52727 has been shipped to each dealer (see Figure 1).
Do not use any other USB drive to perform the procedure in this bulletin.
Additional USB drives may be purchased from Tech•Mate (1-800-662-2001).

Figure 1

SERVICE PROCEDURE
Check the DCU P/N
IMPORTANT: Before starting, make sure:


1.
2.
3.
4.

ASIST is connected to the Internet.
ASIST on the CONSULT PC has been synchronized (updated) to the current date.

Connect the CONSULT PC and plus VI to the vehicle.
Start C-III plus.
Turn ON the ignition.
Wait for the plus VI to be recognized / connected.
 The serial number will display when the plus VI is recognized / connected.

5. Select Diagnosis (One System).

Step
5

Step
4

Figure 2

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6. Select MULTI AV.

Step
6

Figure 3

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7. Select the ECU Identification tab.
8. When the screen in Figure 4 displays, confirm this bulletin applies as follows:
a. Write down the ECU PART NUMBER on the repair order.
NOTE: This is the current DCU part number (P/N).

Step
7
Step
87

XXXXX

Figure 4

b. Compare the P/N you wrote down to the P/Ns in the CURRENT DCU PART NUMBER column in
Table A on the next page.


If there is a match, this bulletin applies. Go to page 6, Update Display Control Unit.



If there is not a match, DCU updating does not apply. Refer to ASIST for further diagnosis.

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Table A
MODEL

MODEL YEAR
2016

Q50
and
Q50 Hybrid

CURRENT DCU PART NUMBER: 283874HK0A, 4HK2A
4HK0C, 4HK2C
4HK0D, 4HK2D

2017

4HK1A, 4HK3A
4HK4A, 4HK5A

2018

4HK4B, 4HK5B
4HK0B, 4HK2B

2017

4HK1A, 4HK3A

Q60

4HK4A, 4HK5A

2018

4HK4B, 4HK5B
6GY01, 6GY1A

Q70
and
Q70 Hybrid

6GY0B, 6GY1B
2018

6GY0E, 6GY1E
5ZA0D
9PB0E

QX30

QX60
and
QX60 Hybrid

2017

4DL1A, 4DL3A, 4DL6A, 4DL7A

2018

4DL4A, 4DL5A, 4DL8A, 4DL9A
5ZA0A, 5ZA0B

2017

9PB0A, 9PB0D
6GY0A, 6GY0B, 6GY0E

2018

6GY1A, 6GY1B, 6GY1E
6GY0A, 6GY0B, 6GY0E

QX80

6GY1A, 6GY1B, 6GY1E

2018

5ZA0D
9PB0E

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Update Display Control Unit
IMPORTANT: Before starting, make sure:


ASIST is connected to the Internet.



ASIST has been synchronized (updated) to the current date.

9. Insert special tool USB drive J-52727 to an ASIST Station.
NOTE: Special tool USB drive J-52727 is the only one approved for use with this procedure.
10. Open ASIST.
11. Select Specialty Tools, and then select Infotainment Software Updates.

Specialty Tools
Infotainment Software Updates

Figure 5

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12. Select the check box next to the correct update software package based on Table B below (also refer to
Figure 6 further below).
CAUTION: Failure to select the correct update software package may result in needing to replace the DCU.
NOTE: Replacement of an incorrectly updated DCU is not covered under warranty.
Table B
MODEL
2017-2018 QX60,
2017-2018 QX60 Hybrid,
2018 Q70, 2018 Q70
Hybrid,
and
2018 QX80

*

AUDIO SYSTEM

DESCRIPTION

CD capable *

IT5001

2017-2018 QX60,
2017-2018 QX60 Hybrid,
and
2018 QX80

Rear Entertainment system
with CD and DVD capability *

IT5002

2016-2018 Q50,
2016-2018 Q50 Hybrid,
and
2017-2018 Q60

CD capable

IT5003

2017-2018 QX30

CD capable *

IT5005

If not sure which audio system is equipped in the vehicle, insert a DVD into the instrument panel mounted
AV control unit. With CD only audio systems, an error message will display on the screen. In CD/DVD
capable systems, the DVD will work.

13. After selecting the check box of the correct update software package, select Continue, and then wait
for the download to complete.
Check
boxes
Version:

Step
12

Step
13

Figure 6
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14. Once the download is complete, select the USB drive for update software package transfer.


See example in Figure 7. The drive selection on your PC may be different.

15. Select Transfer, and then wait for the transfer to complete (see Figures 7 and 8).

Step
15

IT500X

Step
14

Figure 7

16. Select OK.
E:\ Copy Process Completed

Step
16
Figure 8

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17. Once the transfer is complete, safely remove the USB drive from the ASIST Station.
a. From the PC toolbar, select the Safely Remove Hardware icon.
•

The icon is on the toolbar, or to be found after selecting the arrow.

b. Select the USB drive to be removed, and then remove the USB drive from the ASIST Station.
CAUTION: Failure to safely remove the USB drive may corrupt the update software.


If not familiar with the process of safe USB drive removal, ask for assistance at your dealer.

Safely Remove
Hardware icon

USB Drive (E:)

Arrow on toolbar

Figure 9

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18. Close all ASIST Infotainment Software Update screens.
19. Start the engine, and then wait 60 seconds for the system to load.
NOTE: The engine needs to idle for the duration of the update.
20. Connect the USB drive with update software package into the vehicle’s USB media port.
CAUTION: Charging ports are marked in the vehicle with a “lightning bolt” symbol. Do not insert the USB
drive into a charging port. If used, the update software and/or USB drive may become damaged. Only
insert the USB drive in a USB media port.

USB media
port symbol
DO NOT USE
USB ports with a
“Lightning bolt!”

Figure 10
21. Wait approximately 10-30 seconds for the screen in Figure 11 to appear.
22. Select Yes to begin the software update.

Step
22
Figure 11

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23. Wait for the update to complete.


Follow the on-screen instructions while waiting.

NOTE: The update lasts 10-70 minutes.

Figure 12

24. Once the update is complete, remove the USB drive, and then select Restart.

Step
24
Figure 13

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CAUTION: Steps 25-28 must be completed. If they are not completed, the update may become
corrupted.
25. Allow the reboot to complete (2-5 minutes after selecting Restart).
26. Once the reboot has completed, turn OFF the engine, and then wait three (3) minutes.
27. Start the engine and allow the vehicle to run for two (2) minutes.
28. Turn OFF the engine.

CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION
PFP
OP CODE
SYM
DIA
FRT
Perform Software Update
(1)
RX6SAA
ZE
32
0.5
(1) Reference the Electronic Parts Catalog (EPC), and use the Display Control Assy (28387-*****) as the
Primary Failed Part (PFP).

AMENDMENT HISTORY
PUBLISHED DATE
December 2, 2018

REFERENCE
ITB18-040

DESCRIPTION
Original bulletin published

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ITB18-040