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 your vehicle becomes stuck
If your vehicle becomes stuck in snow, mud, sand, etc., then you may attempt
to rock the vehicle free by moving it forward and backward.
CAUTION.
Do not attempt to rock the vehicle free by movin ...
If you cannot increase engine speed
If engine speed does not increase when the accelerator pedal is depressed, there
may be a problem somewhere in the electronic throttle control system.
At this time, vibration may occur. However, if ...
Audio system operating hints
NOTICE.
To ensure correct audio system operations: Be careful not to spill beverages
over the audio system.
Do not put anything other than a Compact Disc into the slot.
The use of a cellular phon ...