ITB19-041a

Classification:
Reference:
Date:
EL19-067a
ITB19-041a
February 10, 2020
2020 Q50; BOTH CENTER DISPLAY SCREENS ARE BLANK
This bulletin has been amended. See AMENDMENT HISTORY on the last page.
Please discard previous versions of this bulletin.
APPLIED VEHICLE: 2020 Q50 (V37)
APPLIED SYSTEM:
Vehicles equipped with factory navigation system (Vehicles equipped with navigation
will have an SOS button in the overhead console assembly).
Figure 1
IF YOU CONFIRM
Both the upper and the lower center display screens and the HVAC controls are inoperative at all times (not
intermittent).
ACTION
Perform the SERVICE PROCEDURE starting on the next page to configure the TCU.
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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SERVICE PROCEDURE
IMPORTANT: Before starting the procedure, make sure:

ASIST on the CONSULT PC has been synchronized (updated) to the current date.

All CONSULT-III plus (C-III plus) software updates, if any, have been installed.
1.
Set the parking brake.
2.
Connect the C-III plus VI to the vehicle.
3.
Turn the ignition ON.
4.
Launch C-III plus on the CONSULT PC.
5.
Select Re/programming,
Configuration (Figure 2).
HINT: C-III plus screen shots for
steps 6-8 are not shown.
6.
Read the Precautions on the C-III
plus screen and then select Next.
7.
Select the model and the model
year.
8.
Select Select and then select
Confirm.
9.
Figure 2
Select IVC (Figure 3).
Figure 3
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ITB19-041a
10.
Select After ECU Replacement.
Figure 4
11.
Select Manual selection.
Figure 5
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ITB19-041a
12.
Select the applicable Type ID by
model year and model, then select
Next.

If the C-III plus automatically
selects the Type ID, there will be
no options shown under Type ID
(Figure 6).
 Select OK.
Figure 6
13.
Wait for the configuration to complete.
14.
Turn the ignition OFF.
15.
Exit the vehicle and close all doors.
16.
Wait five (5) minutes.
17.
Turn the ignition ON, and confirm the center displays are operating correctly.
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ITB19-041a
CLAIMS INFORMATION
Submit a Primary Part (PP) type line claim using the following claims coding:
DESCRIPTION
Perform TCU Configuration
(1)
PFP
(1)
OP CODE
RX8UAA
SYM
ZE
DIA
32
FRT
0.2
Reference the electronic parts catalog and use the Telematics Control Unit (28275-*****) as the Primary
Failed Part (PFP).
AMENDMENT HISTORY
PUBLISHED DATE
REFERENCE
DESCRIPTION
November 26, 2019
ITB19-041
Original bulletin published
February 10, 2020
ITB19-041a
IF YOU CONFIRM statement updated
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ITB19-041a