Kia K900: The LDWS does not operate when

Warning indicator

If the LDWS warning indicator (yellow) comes on, the LDWS is not working properly. Take your vehicle to an authorized K900 Kia dealer and have the system checked. ...

The LDWS may not warn you even if the vehicle leaves the lane, or may warn you even if the vehicle does not leave the lane when

The lane can't be visible due to snow, rain, stain, a puddle or other environmental conditions. The brightness of the outside changes suddenly such as tunnel enter/exit. Not turning on t ...

See also:

Seat Belt Warning Light
This warning light informs the driver that the seat belt is not fastened. ...

Door courtesy lamp
The door courtesy lamp comes ON when the door is opened to assist entering or exiting the vehicle. It also serves as a warning to passing vehicles that the vehicle door is open. ...

Lighting control
The light switch has a Headlight and a Parking light position. To operate the lights, turn the knob at the end of the control lever to one of the following positions: (1) OFF or DRL OFF position ...