2003 Toyota Avalon Owners Manual - Page 183

'03 AVALON U (L/O 0206) CHECKING AND REPLACING CONDITIONING FILTER AIR NOTICE Do not try to replace the air conditioning filter by yourself. Doing so may damage the vehicle. 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. Perform filter replacement periodically. Period of replacement (expected): For U.S.A.-Every 22500 miles For Canada-Every 16000 km The filter information label is placed on the inside of the glove box as shown. Notes: This is the normal maintenance period. This may change depending on operating conditions. If the symptoms of air conditioning efficiency problems occur, contact your Toyota dealer to have the filter checked and replaced. (Actual replacement time: Less than 10 minutes approximately) INFORMATION The air filter should be installed properly in position. The use of air conditioning with the air filter removed may cause deteriorated dustproof performance and then affect air conditioning performance. 2003 AVALON (OM41401U) 183