Reverse Parking Distance Warning can warn the driver if an obstacle is detected when the vehicle is moving forward or backward at low speeds.
Detecting sensor

[2] : Rear ultrasonic sensors
Refer to the picture above for the detailed location of the detecting sensors.
Function malfunction When Rear Cross-Traffic Safety system is not working properly, the ‘Check Rear Cross-Traffic Safety system’ warning message will appear on the cluster, and the system will turn off automatically or the system will be limited.
Warning Volume With the Engine Start/Stop button in the ON position, select ‘Driver Assistance → Warning Volume’ from the Settings menu to change the Warning Volume to ‘High’, ‘Medium’ or ‘Low’ for Reverse Parking Distance Warning.
Instructions (R-134a)When Handling Refrigerant1.R-134a liquid refrigerant is highly volatile. A drop on the skin of your hand could result in localized frostbite. When handling the refrigerant, be sure to wear gloves. 2.It is standard practice to wear goggles or glasses to protect your eyes, and gloves to protect your hands.
Repair procedures Oil Specification1.The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed.2.Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the model of compressor.