NHTSA ID Number: 10185380
Manufacturer Communication Number: ITB20-029
TSB/Document Date: 2021-01-09
Summary
2017-2020 Q50; STEERING FEELS LIGHT OR SENSITIVE IF YOU CONFIRM The client states the steering feels light or sensitive AND There are no EPS DTCs stored. ACTION 1. Confirm the current power steering control module part number. 2. Reprogram the power steering control module, if applicable.
different.
30.
Select Next.
These numbers
should be different
Figure 14
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ITB20-029
IMPORTANT: If you get the screen shown in Figure 15 and it is blank (no reprogramming listed), it means there
is no matching power steering control module reprogramming available for this vehicle (power steering control
module reprogram is not needed). Return to ASIST for further diagnostic and repair information.
EPS/DAST3
xxxxx-xxxxx
xxxxx-xxxxx
xxxxxxxxxxxxxxxxxxxx
xxxxx-xxxxx
xxxxx-xxxxx
xxxxxxxxxxxxxxxxxxxxx
Figure 15
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ITB20-029
31.
Make sure OK is highlighted green (battery voltage must be between 12.0 and 15.5 volts).
32.
Select Next.
To avoid damage to the control module, ensure the vehicle’s battery voltage remains between 12.0V and
15.5V during reprogramming.
Figure 16
33.
Make sure OK is highlighted green for all items under Judgement, then select Start.
Example
Figure 17
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ITB20-029
34.
Select USA/CANADA Dealers.
35.
Select OK.
Figure 18 may not display if the CONSULT PC has remained ON since the last reprogramming.
Figure 19 may display if the CONSULT PC is not connected to the internet.
Figure 18
Figure 19
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ITB20-029
36.
Enter Username and Password.
Before reprogramming will start, you will be required to enter your username and password.
The CONSULT PC must be connected to the Internet (Wi-Fi or cable).
If you do not know your username and password, contact your service manager.
Figure 20
37.
Select Submit.
There will be a short pause while the username and password are authenticated.
Once authentication completes, power steering control module reprogramming will automatically
begin and the screen in Figure 21 on page 16 will be displayed.
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ITB20-029
38.
Wait for both progress bars to complete.
When the screen in Figure 22 displays, the reprogramming is complete. Continue to step 39.
If the screen in Figure 22 does not display (indicating that reprogramming did not complete), refer to
the information on the next page.
Figure 21
Figure 22
39.
Disconnect the battery maintainer or smart charger from the vehicle.
40.
Select Next and continue to step 41 on page 18.
HINT: Additional steps on page 18 are required before C-III plus will provide the final reprogramming
confirmation report.
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ITB20-029
If reprogramming does not complete and the “!?” symbol displays as shown in Figure 23:
Check battery voltage (12.0-15.5V).
Ignition is ON.
External Bluetooth® devices are OFF.
All electrical loads are OFF.
Select Retry and follow the on-screen
instructions.
Retry may not go through on the
first attempt and can be selected
more than once.
Do not disconnect the VI or shut down
C-III plus if reprogramming does not
complete.
Check battery voltage (12.0-15.5V).
CONSULT A/C adapter is plugged in.
Ignition is ON.
Transmission is in Park.
All C-III plus/VI cables are securely
connected.
All C-III plus updates are installed.
Select Home, and then restart the
reprogram procedure from the
beginning.
Figure 23
Figure 24
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ITB20-029
41.
Erase All DTCs as follows:
a. Turn the ignition OFF.
b. Turn the ignition ON.
c. Wait for DTC erase to complete.
Turn ignition ON > OFF > ON
Figure 25
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ITB20-029
42.
Verify the before and after part numbers are different.
43.
Print a copy of this screen (Figure 26) and attach it to the repair order for warranty documentation.
NOTE: If you cannot print the screen below:
a. Select Screen Capture.
b. Name the file.
c. Save the file in My Documents.
A copy of the screen is now saved in the CONSULT PC. It can be retrieved and printed at a
later time.
44.
Select Confirm.
Figure 26
45.
Close C-III plus.
46.
Turn the ignition OFF.
47.
Disconnect the VI from the vehicle.
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ITB20-029
CLAIMS INFORMATION
Submit a Primary Operation (PO) type line claim using the following claims coding:
DESCRIPTION
OP CODE
SYM
DIA
FRT
Reprogram power steering control module
RX9MAA
ZE
32
0.5
AMENDMENT HISTORY
PUBLISHED DATE
REFERENCE
December 22, 2020
ITB20-029
DESCRIPTION
Original bulletin published
20/20
ITB20-029
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TSB/Document ID: ITB20-029
Replacement Service Bulletin Number:
MFR Communication Date: 2020-12-22
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: STEERING
MFR Component System:
MFR Component Subsystem:
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