Follow these instructions to keep the ATF cooler cleaner working properly:
Replace the two magnetic nonbypass spin-on filters after every 20 hours of use, based on the hour meter, or when you notice a restriction in the ATF flow.
Check the level and condition of the fluid in the tank before each use.
Replace the ATF in the tank when it looks dark or dirty.

Intersection
DEST button
►DEST Menu 2►Intersection
Select the intersection of two streets as the destination. The state or
province for
your current location is displayed at the top of the screen ...
Air Cleaner Removal/Installation
Disconnect the MAF sensor/IAT sensor connector(A), then remove the air
cleaner cover (B) and the air cleaner element (C).
NOTE: Be careful not to damage the MAF sensor/IAT sensor on the air ...
Output Shaft (Countershaft) Speed Sensor Replacement (A/T)
Remove the air cleaner assembly.
Disconnect the output shaft (countershaft) speed sensor connector, and
remove the output shaft (countershaft) speed sensor (A).
...