What is the function of car turn signals?

[OLane]

The function of car turn signals is: 1. To indicate to pedestrians or other vehicles the direction in which the car will turn; 2. To signal the direction for overtaking or lane changing; 3. When both left and right turn signals are on simultaneously, it indicates that the vehicle is in an emergency situation, alerting other vehicles to pay attention. The method of using turn signals is: 1. Push the turn signal lever upward to activate the right turn signal; 2. Push the turn signal lever downward to activate the left turn signal. Precautions for using turn signals include: 1. Activate the turn signal in advance when making a turn; 2. Use the left turn signal when overtaking and activate the right turn signal when returning to the original lane; 3. When turning on the turn signal, observe pedestrians and passing vehicles before performing the maneuver; 4. When making a left turn or U-turn, check for any road prohibition signs before activating the turn signal.