See also:

Kia Rio owners manual
...

Brake system
Power brakes Your vehicle has power-assisted brakes that adjust automatically through normal usage. In the event that the power-assisted brakes lose power because of a stalled engine or some oth ...

Rearview camera
The rearview camera will activate when the back-up light is ON with the ignition switch ON and the shift lever in the R (Reverse) position. This system is a supplemental system that shows beh ...