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:
Trailer towing
Trailer towing (except for Canada)
Toyota does not recommend towing a trailer with your Toyota. Toyota also does
not recommend the installation of a tow hitch or the use of a tow hitch carrier ...
Headlight switch
The headlights can be operated manually.
Turning the end of the lever turns on the lights as follows:
Type A
OFF
Vehicles with daytime running light system: The daytime running lights turn on. ...
How to start the engine
—Cranking hold function
Once you turn the ignition key to “START” position and release it, the cranking
hold function continues to crank the engine in “ON” position until it starts.
Th ...