If The Electronic Key Does Not Operate Properly; Locking And Unlocking The Doors And Key Linked Functions - Toyota Avensis Owner's Manual

5-2. Steps to take in an emergency

If the electronic key does not operate properly

For vehicles with smart entry & start system: If communication
between the electronic key and vehicle is interrupted (P. 44) or the
electronic key cannot be used because the battery is depleted, the
smart entry & start system and wireless remote control cannot be
used. In such cases, the doors can be opened or the engine can be
started by following the procedure below.

Locking and unlocking the doors and key linked functions

706
AVENSIS_OM_OM20B88E_(EE)
Locks all doors
Unlocks all doors
An alarm will sound if the alarm is
set. (P. 138)