Power Take Off Unit (Tribute)
WARNING: This page does not describe the selected car, but rather 10 other vehicles, including the 2001 Mazda Tribute, 2001 Mazda Protege, 2001 Mazda Millenia, 2001 Mazda MX-5 Miata, and 2001 Mazda MPV. However, it is still accessible from the selected car via links, so may be relevant.
Normal driving condition replacement frequencies are not available from manufacturer. Under severe driving conditions, replace fluid every 30,000 miles. Power Take Off Unit fluid must be changed any time unit is submerged in water.