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:
Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine from starting if a key has not been previously registered in the vehicle’s on-board computer. Never leave the k ...
Floor mat
Use a floor mat of the correct size.
If the floor carpet and floor mat have two holes, then it is designed for use
with a locking clip. Fix the floor mat with locking clip into the holes in the ...
Interior features
Air conditioning and audio systems, as well as other interior features for a
comfortable driving experience. ...