2005 Toyota Avalon Owners Manual - Page 26

'05 AVALON_U (L/O 0501) 2. Using a flat- bladed screwdriver or equivalent, open the transmitter case. 3. Remove the discharged transmitter battery by flat- bladed screwdriver or equivalent. Insert the guide groove and lift as shown in the above illustration. 4. Put in a new battery with the positive (+) side up. Install the cover and insert the mechanical key into the transmitter. Close the transmitter case securely. NOTICE Do not modify the battery case. It may cause a trouble. 26 2005 AVALON from Jan. '05 Prod. (OM41408U)