Toyota Yaris: Items to initialize
The following items must be initialized for normal system operation after such cases as the battery being reconnected, or maintenance being performed on the vehicle:

Customizable features
Your vehicle includes a variety of electronic features that can be personalized
to suit your preferences. Programming these preferences requires specialized equipment
and may be performed by your ...
See also:
If you lose your keys
You can purchase a new key at your Toyota dealer if you can give them the
key number. If your vehicle is equipped with the engine immobilizer system, the
dealer will also need your master key.
...
Does your vehicle need repairing?
Be on the alert for changes in performance, sounds, and visual tip-offs that
indicate service is needed. Some important clues are as follows:
Engine missing, stumbling, or pinging Appreciable loss ...
Interior light
To turn on the interior light, slide the switch.
The interior light switch has the following positions: “ON”—Keeps the light on
all the time.
“OFF”—Turns the light off.
“DOOR” ...