When the light switch is in the AUTO light position, the taillights and headlights will be turned ON or OFF automatically depending on the amount of light outside the vehicle.
If your vehicle is equipped with the adaptive front lighting system (AFLS), it will also operate when the headlamp is ON.
CAUTION
Kia Cee'd JD Service Manual: Turn Signal Lamp Repair procedures
Removal
Door Mirror Turn Signal Lamp
1.
Disconnect the negative (-) battery terminal.
2.
Remove the mirror (A) from the mirror holder.
...
Kia Cee'd JD Owners Manual: Non-operational conditions of
parking assist system
Parking assist system may not operate
normally when:
1. Moisture is frozen to the sensor. (It will
operate normally when moisture
melts.)
2. Sensor is covered with foreign matter,
such as snow or water, or the sensor
cover is blocked. (It will operate normally
when the material is remo ...