
The sensor may be limited when the below conditions.
If there is a problem with the BCW system, a warning message will appear and the light on the switch will turn off. The system will turn off automatically.
Turn off the system by pressing the BCW switch and deselecting Rear Cross-Traffic Collision Warning (RCCW) from the User Settings mode on the cluster, when using a trailer or carrier behind your vehicle.
If any of these conditions occur, the light on the BCW switch and the system will turn off automatically.
When the BCW canceled warning message is displayed in the cluster, check to make sure that the rear bumper is free from any dirt or snow in the areas where the sensor is located. Remove any dirt, snow, or foreign material that could interfere with the radar sensors.
After any dirt or debris is removed, the BCW system should operate normally after about 10 minutes of driving the vehicle.
If the system still does not operate normally have your vehicle inspected by an authorized Kia dealer.

If the system does not work properly, a warning message will appear and the light on the switch will turn off.The system will turn off automatically.
In this case, take your vehicle to an authorized Kia dealer and have the system checked.
Non-operating condition
Outside rearview mirror may not alert the driver when:
- The outside rearview mirror housing is damaged or covered with debris.
- The mirror is covered with dirt, snow, or debris.
- The window is covered with debris.
- The windows are severely tinted.
If the vehicle detected by the sensors approaches your vehicle, the warning chime will sound, the warning light on the outside rearview mirror will blink and a message will appear on the LCD display.
The driver must be cautious in the below situations, because the system may not detect other vehicles or objects in certain circumstances. - When a trailer or carrier is installed.
Specifications Specifications Smart Key Unit Items Specification Rated voltage DC 12 V Operation voltage DC 9 - 16 V Operation temperature -40 to 185°F (-40 to 85°C) RF Receiver Items
Schematic diagrams Connector and Terminal Function Pin Function 1 Ground (-) 2 Parking 3 Power (+) 4 Low 5 High Repair procedures Remova