Kia Rio: Hazard warning flasher lighting
The hazard warning flasher should be used whenever you find it necessary to stop the car in a hazardous location. When you must make such an emergency stop, always pull off the road as far as possible.
The hazard warning lights are turned on by pushing in the hazard switch. Both turn signal lights will blink. The hazard warning lights will operate even though the key is not in the ignition switch.
To turn the hazard warning lights off, push the switch again.
Battery saver function
If necessary, to keep the lights on when the ignition key is removed, perform the following :
1) Open the driver-side door.
2) Turn the parking lights OFF and ON again using the light switch on the steering column.

Rear-camera display
Lighting controlAGM Battery: Inspection
Battery Diagnostic Flow
Vehicle parasitic current inspection
1.
Turn all the electric devices OFF, and then turn the ignition
switch OFF.
...
ESC Control Module Installation
1.
Installation is the reverse of removal.
2.
Tighten the HECU mounting bolts and nuts to the specified torque.
3.
...
Front Stabilizer Link Inpesction
Check the front stabilizer link ball joint for damage.
-
Torn boot
-
Opened boot
-
Displaced ring
...