
2021 Levin reversing radar switch is located on the lower left side of the driver's compartment, next to the headlight height adjustment with a letter "P" marked on it. Function of reversing radar: Accurately measures the distance between the rear of the car and the nearest obstacle; When reversing to the limit distance, it can emit a rapid warning sound to remind the driver to pay attention to braking; It can repeatedly emit voice warnings to remind pedestrians to pay attention. Working principle of reversing radar: When reversing, the Levin reversing radar uses the principle of ultrasound. The probe installed on the rear bumper sends ultrasonic waves to hit the obstacle and reflects the sound waves, calculates the actual distance between the car body and the obstacle, and prompts the driver to make parking or reversing easier and safer.

In my 2021 Levin, the reverse radar switch isn't a separate button; it's typically controlled through the vehicle settings menu. I access the main menu via the multifunction buttons on the steering wheel or the center touchscreen, then navigate to the vehicle or safety assistance options to toggle the radar function on or off. It's enabled by default and automatically activates when shifting into reverse to provide alerts. However, I sometimes manually turn it off to avoid false alarms, especially in crowded parking areas where frequent warning beeps can be annoying. The radar sensors are located behind the bumper, and their detection accuracy can be affected by dust or mud coverage, so I clean the sensor area with a soft cloth every two weeks to ensure proper operation. While the reverse radar provides helpful assistance, I always remember it's just an aid—never fully rely on it. I make sure to regularly check mirrors and blind spots for safety. Periodically verifying settings prevents errors, and if issues arise, I first consult the owner's manual where details are clearly laid out and easy to find.

As a daily driver of a 2021 Levin, I initially found locating the reverse radar switch somewhat challenging since it lacks a physical button and is typically hidden within the infotainment system menu. Here's my operation process: First, park the car, then tap the settings icon on the touchscreen to access either the vehicle settings or driver assistance section, where you'll find the radar on/off option – a simple swipe toggles the function. Once activated, the sensors automatically detect rear obstacles when in reverse gear and emit warning beeps. For novice users, I recommend exploring the menu to familiarize yourself with its location. Remember, the radar probes are mounted on the rear bumper and can easily be obscured by dirt, affecting performance. I regularly clean the sensors and test the radar's effectiveness to ensure proper warning sounds. In low-light conditions or during rain/fog, relying on the radar combined with the reverse camera becomes particularly crucial for safety. If you occasionally can't locate the switch, don't panic – simply restarting the vehicle or consulting the manual usually provides a quick solution.

From a functional design perspective, the 2021 Levin's reverse radar switch is mostly integrated into the vehicle interface. Access the system settings via the touchscreen to find the vehicle safety options for operating the radar's on/off function. It relies on ultrasonic technology to detect distance from the rear bumper, typically offering three adjustable sensitivity levels. Switch locations may vary by model, with higher-end versions possibly supporting quick settings. During use, I noticed it defaults to automatic activation but may occasionally trigger false alarms on uneven roads, requiring temporary deactivation. Maintenance points include keeping sensors clean and unobstructed, regularly checking for system software updates to prevent malfunctions affecting reversing accuracy. If the radar fails, first confirm settings aren't disabled, then check fuses to troubleshoot. While helpful, combining it with rearview mirrors provides more comprehensive assistance.


