Toyota 2015 Avalon Owner's Manual page 479

The rear door cannot be opened
●
Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when the
lock is set. Open the rear door from outside and then unlock the
child-protector lock. (P. 112)
The trunk lid is closed with the electronic key left inside
●
The function to prevent the electronic key from being left inside the
trunk will operate and you can open the trunk as usual. Take the
key out from the trunk. (P. 94)
AVALON (U)_(OM41456U)
What to do if... (Troubleshooting)
I n f o r ma t i o n P r o v i d e d b y :
479