Toyota Yaris: Items to initialize
Third generation (XP130; 2010–present) / Toyota Yaris XP130 2010–2026 Owner's Manual / Vehicle specifications / Customization / 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:
Engine immobilizer system
The engine immobilizer system is a theft prevention system. When you insert
the key in the ignition switch, the transponder chip in the key’s head transmits
an electronic code to the vehicle.
...
Vehicle specifications
Detailed vehicle information. ...
Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the correct procedure
given in this Section.
You should be aware that improper or incomplete servicing may result in operating
problems ...