ITB17-006a

Classification:
Reference:
Date:
RS17-015a
ITB17-006a
July 28, 2017
2017 QX30; AIR BAG DIAGNOSIS SENSOR UNIT REPLACEMENT
This bulletin has been amended. Changes have been made on pages 1 and 2.
No other changes have been made. Please discard previous versions of this bulletin.
APPLIED VEHICLES:
2017 QX30 (H15)
SERVICE INFORMATION
If the Air Bag Diagnosis Sensor Unit needs to be replaced in an Applied Vehicle for any reason, follow the
procedures in this bulletin to ensure all required steps are performed before and after replacement.
IMPORTANT: Confirm the items below before starting the procedure in this bulletin.

Make sure your ASIST has been synchronized to the current date, and all CONSULT-III plus (C-III
plus) upgrades have been installed.

The C-III plus version must be 65.6 or higher.
Parts of the Air Bag Diagnosis Sensor Unit Replacement Procedure
PART 1: Save ECU Data
PART 2: Replace Air Bag Diagnosis Sensor Unit
PART 3: Programming
PART 4: Write Configuration
PART 5: Learn Key Number
PART 6: Lock ECU
PART 7: Erase DTCs
NOTE: Zero Point Reset is not required after Air Bag Diagnosis Sensor Unit replacement. This is different than
what is instructed in the Electronic Service Manual (ESM). The ESM will be updated at a later date.
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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AIR BAG DIAGNOSIS SENSOR UNIT REPLACEMENT PROCEDURE
PART 1
Save ECU Data
1. Connect the CONSULT PC to the vehicle with the plus VI.
2. Turn the vehicle ignition ON.
3. Open / start C-III plus.
4. Wait for the plus VI to be recognized.

The serial number will display when the plus VI is recognized.
5. Select Re/programming, Configuration.
plus VI is
recognized
Step
5
Figure 1
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6. Use arrows (if needed) to view and read all precautions.
7. Check the box confirming the precautions have been read.
8. Select Next.
Step
6
Step
8
Step
7
Figure 2
9. If the screen in Figure 3 displays, select Automatic Selection(VIN).

If the screen in Figure 3 does not display, skip to step 10.
Step
9
Example
Figure 3
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10. Make sure VIN or Chassis # matches the vehicle VIN.
11. Select Confirm.
XXXXXXXXXXXXXXXXX
Step
10
Step
11
Figure 4
12. Select Confirm.
XXXXXXXXXXXXXXXXxX
Step
12
Figure 5
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13. Select USA/CANADA Dealers in the drop down menu, then select OK.
NOTE:

The screen in Figure 6 will only appear during the first login on a CONSULT PC. Future logins with
same CONSULT PC will display the screen in Figure 7 only.

If the screen shown in Figure 6 does not display, proceed to step 14.
Step
13
Figure 6
14. Enter your NNAnet.com Username & Password, then select Submit.
NNAnet.com
Username &
Password
Figure 7
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15. Select AIR BAG.
Step
15
Figure 8
16. Select Before ECU Replacement.
Step
16
Figure 9
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17. Select Save.
XXXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXXX
Step
17
Figure 10
18. Select Next.
XXXXXXXXXXXXXXXXXXXX
XXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXX
Step
18
Figure 11
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PART 2
Replace Air Bag Diagnosis Sensor Unit
19. Replace the Air Bag Diagnosis Sensor Unit as instructed in the applicable (ESM).

Refer to section SRC > DIAGNOSIS SENSOR UNIT > Removal and Installation.
PART 3
Programming
NOTE: If steps 1-18 (Save ECU Data) were unsuccessful or were not performed before the Air Bag Diagnosis
Sensor Unit was replaced, proceed to Program the Air Bag Diagnosis Sensor Unit Using FAST-Link on
page 22.
20. Connect the GR8 to the 12V battery and select ECM Power Supply Mode.
21. Perform steps 1-15 beginning on page 2.
22. Select After ECU Replacement.
Step
22
Figure 12
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23. Select the appropriate Operation Log (VIN) in the Saved Data List. Use arrows, if needed.

The appropriate Operation Log is VIN-specific, with the Operation displayed as Programming (Blank
ECU) and the System displayed as AIR BAG.
24. Select Confirm.
Operation
Log
(VIN)
XXXXXXXXXXXXXXXXX
XXXXXXXXXXX
Step
23
XXXXXXXXXXXXXXXXXXX
Step
24
Figure 13
25. Select Next.
XXXXXXXXXXXX
XXXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXX
Step
25
Figure 14
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26. Make sure OK is highlighted green (battery voltage must be between 12.0 and 15.5 Volts).
27. Select Next.
IMPORTANT: Battery voltage must stay between 12.0 and 15.5 Volts during programming.
Monitor battery
voltage here
Step
26
Step
27
Figure 15
28. Select Start.
Step
28
Figure 16
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29. Select Next.
Step
29
Figure 17
30. Erase DTCs.

Follow the on-screen instructions to cycle the vehicle ignition switch status.

See Figure 18 below, and Figure 19 on the next page.
Figure 18
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31. Select Next.
Step
31
Figure 19
32. Select Print.
33. Print a copy of this screen (Figure 20) and attach it to the repair order for warranty documentation.
34. Select Confirm.
XXXXXXXXXXX
XXXXXXXXXXX
XXXXXXXXXXXXXXXXXXX
Step
32
Step
34
Figure 20
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PART 4
Write Configuration
35. Perform steps 5-15 beginning on page 2.
36. Select Write.
Step
36
Figure 21
37. Select Start.
XXXXXXXXXXXXXXXXXXXX
Step
37
Figure 22
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38. Select End when configuration is complete.
XXXXXXXXXXXXXXXXXXX
Step
38
Figure 23
PART 5
Learn Key Number
39. Select Diagnosis (One System).
Step
39
Figure 24
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40. Select AIR BAG.
Step
40
Figure 25
41. Select Work Support.
Step
41
Figure 26
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42. Select Learn key number.
Step
42
Figure 27
43. Select Start.
Step
43
Figure 28
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44. Once COMPLETED displays, select End.
Step
44
Figure 29
PART 6
Lock ECU
45. Select LOCK ECU.
Step
45
Figure 30
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46. Select Start.
Step
46
Figure 31
47. Select Start.
Step
47
Figure 32
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48. Select LOCK.
Step
48
Figure 33
49. Once ECU LOCKED displays, select End.
Step
49
Figure 34
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PART 7
Erase DTCs
50. Turn the vehicle ignition OFF.
51. Shut all vehicle doors.
52. Confirm screens (center stack and combination meter) go blank.
53. Allow vehicle to sit or “sleep” for 5 minutes.
54. Turn the vehicle ignition ON.
55. Select Self Diagnostic Result.
NOTE: If the screen in Figure 35 is not displayed, perform steps 39 and 40 to access the Self Diagnostic
Result tab.
Step
55
Figure 35
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56. Check DTCs.

If DTCs B2205-00 and B2206-00 are displayed as CRNT, perform steps 50-55 again.

If DTCs B2205-00 and B2206-00 are displayed as PAST, proceed to step 57.
Step
57
Figure 36
57. Select ERASE to clear all DTCs.
58. Select Home, then Diagnosis (All Systems).
59. Confirm no DTCs are set.
The Air Bag Diagnosis Sensor Unit Replacement Procedure is complete.
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Program the Air Bag Diagnosis Sensor Unit Using FAST-Link
Perform this procedure ONLY IF steps 1-18 (Save ECU Data) beginning on page 2 were unsuccessful or
were not performed before the Air Bag Diagnosis Sensor Unit was replaced.
NOTE: FAST is used for the images in this procedure. Other electronic parts catalogs may be different.
1. Open FAST (or equivalent) and type in the VIN.
XXXXXXXXXXXXXXXXXXXXXX
Step
1
Example
Figure 1A
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2. Select ABC (word search).
3. Type “ROM” into the Input Description search window.
4. Select OK.
Step
2
XXXXXXXXXXXXXXXXXXXXX
Step
4
Step
3
Figure 2A
5. Select OK.
XXXXX
Step
5
Figure 3A
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6. Select ROM-DATA ID, ID FOR PROGRAMMING AIR BAG.
7. Select Parts List Display.
Step
6
Step
7
Figure 4A
8. Select P/No Search (red book icon at the top).
Step
8
XXXXXXXXXXXXXXXXXXXX
Figure 5A
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9. Select CONSULT.
XXXXXXXXXXXXXXXXXXXXXX
Step
9
Figure 6A
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10. Load/save the CSV file onto a thumb drive.

After selecting CONSULT in step 9, a screen showing your computer desktop with the CSV file should
display (see Figure 7A.) This is the air bag diagnosis sensor unit part number file to be used for
programming.

Do not change the file name or the file type.

Load/save this CSV file onto a thumb drive.
NOTE: It is recommend, at the start, that the thumb drive be blank (all other files erased). This will
make it easier to find the file later in this procedure.
Example
XXXXXXXXXXXXXXXXXXXXXXXXXXX
Do not change the file
name or the file type
Figure 7A
11. Plug the thumb drive (with the configuration file) into the CONSULT PC.
Thumb drive with
configuration file
Figure 8A
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12. Connect the GR8 to the 12V battery and select ECM Power Supply Mode.
13. Perform steps 1-15 (Save ECU Data) beginning on page 2.
14. Select After ECU Replacement.
Step
14
Figure 9A
15. Select Other Operation.
XXXXXXXXXXXXXXXXX
XXXXXXXX
XXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXX
Step
15
Figure 10A
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16. Select FAST linked.
Step
16
Figure 11A
17. Select File Selection.
Step
17
XXXXXXXXXXXXXXXXXXXXX
Figure 12A
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18. Navigate your CONSULT PC to the thumb drive and select the configuration file (see example in Figure
13A).

This will be the file that was loaded onto the thumb drive in step 10.
NOTE:

Navigating a computer to a file on a thumb drive is a very common function, but can vary depending on
the thumb drive and the individual computer set up.

If you are unsure how to navigate to the file on your thumb drive, ask an associate in your shop who is
more familiar with using a computer.
19. Select Open.
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
Example
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
Figure 13A
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Step
19
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20. Make sure OK is highlighted green (battery voltage must be between 12.0 and 15.5 Volts).
21. Select Next.
IMPORTANT: Battery voltage must stay between 12.0 and 15.5 Volts during programming.
Monitor battery
voltage here
Step
20
Step
21
Figure 14A
22. Select Start.
Step
22
Figure 15A
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23. Select Next.
Step
23
Figure 16A
24. Erase DTCs.

Follow the on-screen instructions to cycle the ignition switch status.

See Figure 17A below, and Figure 18A on the next page.
Figure 17A
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25. Select Next.
Step
25
Figure 18A
26. Select Print.
27. Print a copy of this screen (Figure 19A) and attach it to the repair order for warranty documentation.
28. Select Confirm.
XXXXXXXXXXX
XXXXXXXXXXX
XXXXXXXXXXXXXXXXXXXX
Step
26
Step
28
Figure 19A
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29. Proceed to page 13 and perform PART 4-7 (Write Configuration, Learn Key Number, Lock ECU, and Erase
DTCs) of the Air Bag Diagnosis Sensor Unit Replacement Procedure.
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