2011 Toyota Avalon Owners Manual - Page 453

4-3. Do-it-yourself maintenance Open the case cover using a coin protected with tape etc. and remove the depleted battery. Insert a new battery with the "+" terminal facing up. n If the key battery is discharged The following symptoms may occur. l The smart key system and wireless remote control will not function properly. l The operational range is reduced. n Use a CR1632 (vehicles with smart key system), or CR2016 (vehicles without smart key system) lithium battery l Batteries can be purchased at your Toyota dealer, jewelers, or camera stores. l Replace only with the same or equivalent type recommended by a Toyota dealer. l Dispose of used batteries according to the local laws. CAUTION n Removed battery and other parts Keep away from children. These parts are small and if swallowed by a child they can cause choking. 430 AVALON_U (OM41428U)