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.

Engine Number and Transmission Number
See the image below for the locations of your vehicle’s engine number and
transmission number.
...
Transmission End Cover Removal (A/T)
Special Tools Required
Mainshaft Holder 07GAB-PF50101
Remove the bolts securing the ATF inlet line (D) and ATF filter holder
(E), the line bolt and sealing washers, and remove the ATF in ...
Overheating
How to Handle Overheating
Overheating symptoms are as follows:
• The high temperature indicator comes on or the engine suddenly loses power.
• Steam or spray comes out of the engine compartment ...