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 controlCompressor Disassembly
1.
Remove the RH front tire.
(Refer to SS group - “Front Tire”)
2.
Remove the engine room RH side under cover.
(Refer to EM ...
Inspection
1.
Connect the GDS on the Data Link Connector (DLC).
2.
Measure the output voltage of the RPS at idle and various engine
speed.
...
SS-A Solenoid Valve(ON/OFF) Removal
1.
Remove the battery and the battery tray.
(Refer to "Charging system" in EE group.)
2.
Remove the under cover (A).
...