Service bulletin NTB22-050

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
Type	Service bulletin
NHTSA id	10218700
Published by NHTSA	2022-08-26
Manufacturer's number	NTB22-050
Manufacturer's date	2022-06-16
NHTSA component	POWER TRAIN

NHTSA's summary

LOW SPEED TRANSMISSION UPSHIFT IMPROVEMENT IF YOU CONFIRM The customer notices a 1st to 2nd gear upshift while driving at slow speeds and when the transmission’s fluid temperature is warming up, AND There are no TCM related DTCs present. ACTION Perform the steps in the SERVICE PROCEDURE to: 1. Confirm the current TCM part number. 2. Reprogram the TCM, if applicable.

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

Vehicles listed
NISSAN PATHFINDER	2022

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
NTB24-036	2024-09-04. Service bulletin. VIBRATION AND/OR NOISE FROM THE REAR OF THE VEHICLE APPLIED VEHICLES: 2022-2024 Pathfinder (R53) APPLIED DATES: Built on or before February 28, 2024 APPLIED DRIVETRAINS: AWD IF YOU CONFIRM A binding feeling, vibration, and/or noise coming from the rear end when turning at low speed or accelerating from a stop, AND The issue is resolved by unplugging the Actuator Assembly (AWD Actuator) on the rear Final Drive Unit. ACTION Refer to the SERVICE PROCEDURE below to: 1. Remove the Electro-hydraulic Coupling Assembly (AWD Coupler). 2. Clean the Coupling Oil Tank. 3. Inspect the Breather Tube and Bolt. 4. Replace the Electro-hydraulic Coupling Assembly (AWD Coupler). 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.
NTB21-013B	2023-04-10. Service bulletin. PREVENT FRONT AXLE THREAD DAMAGE DURING NUT REMOVAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB12-055J	2023-04-06. 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.
NTB22-101	2022-12-06. Service bulletin. DRIVE SHAFT BOOT SERVICE INFORMATION SERVICE INFORMATION If a Drive Shaft (Axle Shaft) Boot on an APPLIED VEHICLE is found to be leaking grease, AND There is no abnormal noise or obvious CV Joint risk due to water intrusion and/or complete grease loss, check for REPAIR KIT-DUST BOOT (CV Joint Boot Kit) availability. • If there is a REPAIR KIT-DUST BOOT (CV Joint Boot Kit) available for the vehicle being repaired, do NOT replace the axle. Install a new boot kit following the procedure in the ESM. o Refer to the ESM: TRANSMISSION & DRIVELINE > FRONT AXLE > REMOVAL AND INSTALLATION > FRONT DRIVE SHAFT BOOT o If the complete axle (drive shaft) is replaced when only a new boot is required, the over-repair may be charged back to the dealer. • If there is NOT a REPAIR KIT-DUST BOOT (CV Joint Boot Kit) available for the vehicle being repaired, refer to the ESM for further diagnostic information. IMPORTANT: When servicing vehicles with staked axle nuts, refer to NTB21-013 to prevent Drive Shaft thread damage.
NTB10-029I	2022-12-06. Service bulletin. ABNORMAL NOISE, VIBRATION AND/OR BINDING FEELING FROM REAR DIFFERENTIAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB21-013A	2022-10-07. Service bulletin. PREVENT FRONT AXLE THREAD DAMAGE DURING NUT REMOVAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB12-055I	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.
NTB10-029H	2022-08-26. Service bulletin. NISSAN AWD MODELS; ABNORMAL NOISE, VIBRATION AND/OR JUDDER FROM REAR DIFFERENTIAL This bulletin has been amended. See AMENDMENT HISTORY on the last page. Please discard previous versions of this bulletin.
NTB22-030	2022-06-08. Service bulletin. “SERVICE AT POWER REDUCED” WARNING DISPLAYED AND DTC P0715 STORED IN THE TCM IF YOU CONFIRM The customer states the “Service AT Power reduced” warning message (Figure 1) is/was displayed, AND DTC P0715 (INPUT SPEED SENSOR A) is the only DTC stored in the TCM. NOTE: DTC P0715 may be stored as ‘Past’. ACTION 1. Confirm the current TCM part number. 2. Reprogram the TCM, if applicable. NOTE: If DTC P0715 stores again after successful reprogramming, refer to ASIST and the ESM for further diagnosis/repairs.
NTB21-069A	2022-06-08. Service bulletin. ELECTRONIC SHIFTER ASSEMBLY This bulletin has been amended. See AMENDMENT HISTORY. Please discard previous versions of this bulletin.