See also:

Interior lights
CAUTION Do not use the interior lights for extended periods when the engine is not running. It may cause battery discharge. Automatic turn off function (if equipped) The interior lights automat ...

Acceleration and Power
All Rio and Rio5 models have a 1.6-liter four-cylinder engine that makes 110 horsepower. A five-speed manual transmission is standard on the Rio sedan, and a four-speed automatic is available for ...

Engine cooling system
The high-pressure cooling system has a reservoir filled with year-round antifreeze coolant. The reservoir is filled at the factory. Check the antifreeze protection and coolant level at least once ...