2011 Toyota Land Cruiser Navigation Manual - Page 258

AIR CONDITIONING (f) Checking and replacing the air conditioning filter The air conditioning filter is behind the glove box. The air conditioning filter may clog after long use. The filter may need to be replaced if the air flow of the air conditioner and heater experiences extreme reductions in operating efficiency, or if the windows become to fog up easily. For details, refer to the "Owner's Manual". 260