Is the Left and Right Light Switch Up-Left-Down-Right?

[Devin]

The turn signal switch in cars is generally installed on the left side of the steering wheel, and its operation method can be summarized as "up-right-down-left". Additional information is as follows: 1. Precautions: If you observe a need to turn while driving, be sure to activate the turn signal about 10 seconds in advance to alert the vehicles behind to take timely measures, such as slowing down, stopping, or waiting, to avoid collisions or even rear-end accidents. However, it's also advisable not to activate the turn signal too far in advance, as it might cause visual fatigue for drivers behind, potentially leading to "road rage". The timing mainly depends on the driver's judgment. 2. Function: As a signal light, the turn signal's primary role during daily driving is to alert surrounding vehicles, indicating an upcoming turn or lane change, prompting other vehicles to yield and avoid collisions. Therefore, whether turning, changing lanes, overtaking, starting, or parking, as long as the vehicle needs to steer away from its original lane, the turn signal should be activated in advance. This is a fundamental principle of safe driving.