Service bulletin ITB12025A
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
| Type | Service bulletin |
|---|---|
| NHTSA id | 10192495 |
| Published by NHTSA | 2021-05-10 |
| Manufacturer's number | ITB12025A |
| Manufacturer's date | 2014-12-16 |
| NHTSA component | POWER TRAIN |
NHTSA's summary
IF YOU CONFIRM The Engine Cooling Fan is louder than normal. and There is a noticeable lack of power when accelerating in traffic, particularly in HOT weather. ACTIONS 1. Reprogram the ECM, if necessary. 2. Perform Engine Fan Coupler function inspection. - With engine temperature between 80-95°C (176-203°F), confirm that Cooling Fan speed responds to the commands of the ECM with the procedure starting on page 10. 3. Replace the fan coupler, if necessary. See this bulletin for further detail.
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Transmission and driveline
| INFINITI QX56 | 2011, 2012 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| ITB13-008D | 2023-04-04. Service bulletin. CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE-OFF/ACCELERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
|---|---|
| ITB13-008C | 2022-10-07. Service bulletin. CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE-OFF/ACCELERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB13-008B | 2021-07-10. Service bulletin. CLICKING NOISE FROM FRONT OR REAR AXLE DURING TAKE-OFF/ACCELERATION This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin. |
| ITB14028A | 2021-05-10. Service bulletin. SERVICE INFORMATION The information in this bulletin is provided to help ensure correct diagnosis and repair of fluid leaks. All fluid leaks, when properly diagnosed, should be repaired (whether under warranty or customer pay) to ensure proper vehicle operation. However, certain normal operating conditions can be misdiagnosed as a leak requiring repair. Unnecessary repair or replacement of parts in connection with incorrectly diagnosed "leaks" can negatively impact customer satisfaction, be time consuming and costly, and if not performed correctly can lead to future repairs. See this bulletin for further detail. |
| ITB14055 | 2021-05-10. Service bulletin. SERVICE INFORMATION If a customer describes lack of power or poor acceleration, perform the following checks before attempting any repair: * Check for stored DTCs. * Check if the driver is resting their left foot on the brake pedal while accelerating. Advise the customer not to rest their foot on the brake while accelerating. * Use CONSULT-III plus in Engine Data Monitor to check operation of the brake lamp circuit signal. Monitor the brake switch during the incident; it should be "OFF". Please see this bulletn for further details. |
| ITB13008 | 2021-05-10. Service bulletin. IF YOU CONFIRM: Customers concern of a "clicking" noise coming from either left or right front/rear axles during take-off/acceleration. ACTION: Apply Molykote M77 grease (P/N 44003-7S000) to the hub bearing surfaces. NOTE: * Do not remove the axle from the hub or transmission for this bulletin * Refer to the Electronic Service Manual (ESM) for model specific torque specifications. >Please see Service procedure for 2007-2011 Versa torque specifications on page 5. See this bulletin for further detail. |
| ITB12016B | 2021-05-10. Service bulletin. IF YOU CONFIRM: The following incidents with The Auto Drive Position System: * Door mirrors do not go back to the original preset memory position after the vehicle is shifted into reverse, and then shifted back into drive. * Return position of mirrors drifts farther and farther from original memory preset as mirror is cycled from the drive to reverse positions (cumulative). * With vehicle in park and engine turned off, the Seat and Steering Wheel do not move when exiting vehicle. ACTION: Replace Left Power Seat Control Unit with new part listed in PARTS INFORMATION in this bulletin. See this bulletin for further details. |
| ITB18-034 | 2018-12-03. Service bulletin. TRANSMISSION & ENGINE AUTOMATED DATA COLLECTION AND DIAGNOSTIC REPORTING SERVICE INFORMATION To support proper diagnosis and to promote Fixed-Right-First-Time ? Infiniti may review CONSULT-III plus (CIII plus) data relating to vehicle operation and function to help with vehicle diagnosis and diagnostic validation. IMPORTANT: For transmission/engine repair or replacement, retailers are required to connect C-III plus and perform ?Diagnosis (All Systems)?. Performing C-III plus ?Diagnosis (All Systems)? is also required prior to contacting any Infiniti call center (i.e. TECH-LINE, PCC, or WCC) for diagnostic support or claim preauthorization. NOTE: For additional information regarding Automated Vehicle Data Collection, refer to IWBI/18-019. To support Automated Vehicle Data Collection, your C-III plus must have the Diagnosis result reporting function-Setting turned ON. If Diagnosis result reporting function-Setting is OFF: - It may cause dealer consideration for Audit or the Anomalous Repair Control (ARC) program, where applicable. - It may result in a repair being non-warrantable. Refer to the Service Procedure on the next page to confirm your C-III plus ?Diagnosis result reporting function-Setting? is turned ON. |
| ITB-11-020 | 2011-06-15. Service bulletin. NISSAN: EXCESSIVE DOWNSHIFTING WHEN USING CRUISE CONTROL. ROUGH SHIFTING AND HESITATION/VIBRATION WHEN ACCELERATING. 2011 QX56. *RM |