ITB22-025B
Service Bulletin Details
Public Details for: ITB22-025B
Roaring noise from the engine cooling fan assembly and the a/c is not cooling this bulletin has been amended. See amendment history on the last page. Please discard previous versions of this bulletin.
Models from 2022
2022 INFINITI QX50 |
2022 INFINITI QX55 |
Models from 2021
2021 INFINITI QX50 |
Models from 2020
2020 INFINITI QX50 |
Models from 2019
2019 INFINITI QX50 |
Classification: Reference: EM22-002B Date: ITB22-025B November 2, 2023 ROARING NOISE FROM THE ENGINE COOLING FAN ASSEMBLY AND THE A/C IS NOT COOLING This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. APPLIED VEHICLES: APPLIED DATES: 2019-2022 QX50 (J55) 2022 QX55 (FJ55) 2019-2021 QX50 – All 2022 QX50 – Built on or before February 15, 2022 2022 QX55 – Built on or before February 15, 2022 IF YOU CONFIRM A roaring noise from the engine cooling fan assembly (engine fan on high not cycling) is present, and the air conditioning (A/C) is not cooling. ACTION 1. Check the Denso part number on the engine cooling fan assembly. 2. Replace the engine cooling fan assembly and IPDM E/R, if applicable. HINT: The IPDM E/R will need to be configured if replaced. 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. 1/11 SERVICE PROCEDURE 1. Inspect the Denso part number on the label of the engine cooling fan assembly that is currently in the vehicle (Figure 1). 2. If the current Denso part number is in Table A, this bulletin does not apply. Refer to the ESM for further diagnostic information. If the current Denso part number is not in Table A, proceed to step 2. After ordering the new engine cooling fan assembly, confirm that the Denso part number on the new part is in Table A before installing (Figure 1). If the new Denso part number is in Table A, proceed to step 3 on page 3. If the new Denso part number is not in Table A, reorder another new engine cooling fan assembly and confirm that the Denso part number is in Table A before proceeding to step 3 on page 3. Table A New Denso Part Numbers AA222750-0753 AA222750-0763 AA222750-0773 Engine cooling fan assembly Figure 1 2/11 ITB22-025B 3. Replace the engine cooling fan assembly. 4. Refer to the ESM: ENGINE > ENGINE COOLING SYSTEM > KR20DDET > REMOVAL AND INSTALLATION > COOLING FAN Replace the IPDM E/R with one listed in the PARTS INFORMATION. Refer to the ESM: ELECTRICAL & POWER CONTROL > POWER CONTROL SYSTEM > IPDM E/R > REMOVAL AND INSTALLATION > IPDM E/R (INTELLIGENT POWER DISTRIBUTION MODULE ENGINE ROOM) IPDM E/R Configuration IMPORTANT: Before starting, make sure: ASIST on the CONSULT PC has been synchronized (updated) to the current date. All CONSULT-III software updates (if any) have been installed. 5. Confirm that the CONSULT PC is connected to Wi-Fi. 6. Connect the Vehicle Interface (VI) to the vehicle. 7. Turn the ignition ON with the engine OFF. 8. Start CONSULT-III on the CONSULT PC. The serial number will display when the VI is recognized (Figure 2 on page 4). 9. If prompted, select USA/CANADA Dealers from the drop down menu, and then select OK. 10. Log in using your NNAnet credentials. IMPORTANT: If not prompted to enter your username and password, the CONSULT PC may not be connected to Wi-Fi. Close C-III plus, confirm the CONSULT PC is connected to Wi-Fi, and then reopen C-III plus. 3/11 ITB22-025B 11. Select Re/programming, Configuration. The VI is recognized Figure 2 12. Use the arrows (if needed) to view and read all precautions. 13. Check the box confirming the precautions have been read, and then select Next. Figure 3 4/11 ITB22-025B 14. Select Automatic Selection(VIN). Figure 4 15. Allow the CONSULT to perform automatic VIN selection. Figure 5 5/11 ITB22-025B 16. Confirm the VIN or Chassis # is correct, and then select Confirm. XXXXXXXXXXXXXXXXX QX55 2022 Figure 6 17. Allow the System call to complete. Figure 7 6/11 ITB22-025B 18. Confirm the VIN is correct for the vehicle, and then select Confirm. XXXXXXXXXXXXXXXXX Figure 8 19. Select IPDM E/R. Figure 9 7/11 ITB22-025B 20. Select After ECU Replacement under VEHICLE CONFIGURATION. Figure 10 21. Select Manual selection. Figure 11 8/11 ITB22-025B 22. Select the applicable Type ID, and then select Next. QX55 – "284M1-5VG1A" QX50 – "284M1-9CM2A" IPDM E/R XXXXX-XXXXX XXXXX-XXXXX XXXXX-XXXXX XXXXX-XXXXX 284M1-XXXXX Figure 12 23. Verify the ignition is ON and the engine is OFF, and then select OK to write the configuration. IPDM E/R XXXXX-XXXXX Figure 13 9/11 ITB22-025B 24. Allow the Write Configuration to complete. Figure 14 25. Confirm that the Type ID is now “284M1-9CM2A”. 26. Select End. IPDM E/R 284M1-9CM2A Figure 15 10/11 ITB22-025B PARTS INFORMATION (1) DESCRIPTION Motor & Fan Assy – w/Shroud (Engine cooling fan assembly) PART NUMBER IPDM E/R 284B7-5NA0E (1) QUANTITY 1 As needed 1 As needed Refer to the EPC and look up the part number by VIN. CLAIMS INFORMATION Submit a Primary Part (PP) type line claim using the following claims coding: DESCRIPTION PFP Replace the Engine Cooling Fan Assembly Replace and Configure the IPDM E/R (1) (2) (1) OP CODE CC20AA RD21AA SYM DIA FRT ZL 32 (2) Reference the EPC and use the Motor & Fan Assy w/Shroud (21481-*****) as the Primary Failed Part (PFP). Reference the current Infiniti Warranty Flat Rate Manual and use the indicated Flat Rate Time (FRT). AMENDMENT HISTORY PUBLISHED DATE REFERENCE June 10, 2022 ITB22-025 Original bulletin published September 15, 2022 ITB22-025A Configuration steps added ITB22-025B APPLIED VEHICLES and APPLIED DATES revised, login steps moved to page 3, and “NOTE” references changed to “HINT” November 2, 2023 DESCRIPTION 11/11 ITB22-025B