What is the afsoff switch?

[DiAlice]

afsoff refers to the flashing indicator light that appears when there is a malfunction in the automatic adjustment system of the headlight beam direction. Below is relevant information about afsoff: 1. Definition of afsoff: The Adaptive Front-lighting System (AFS) adjusts the direction of the headlight beam according to current driving conditions. The system moves the headlight beam left or right based on vehicle speed and steering wheel angle, working in conjunction with the automatic headlight beam direction adjustment system to improve visibility during intersections and turns. 2. Components: Sensors, ECU, lighting control system, and headlights. The vehicle speed sensor and steering wheel angle sensor continuously transmit detected signals to the ECU, which processes these signals, analyzes the data, and outputs headlight angle commands to rotate the headlights by the corresponding angle.

[VonChristian]

AFSOFF is actually a very practical switch in the car. I have driven several vehicles equipped with this function, and its full name is the Adaptive Front-lighting System Off button. The AFS system allows the headlights to automatically adjust their direction based on your steering angle and vehicle speed. For example, when turning, the lights follow the curve to illuminate blind spots in the bend, enhancing nighttime driving safety. However, sometimes on particularly bumpy roads or when driving on steep slopes, excessive light movement can be uncomfortable or distracting. In such cases, turning off AFS Off fixes the light position, making it feel more stable. It is also suitable for use in vehicle inspection or maintenance modes to avoid interference from automatic adjustments during testing. Nevertheless, keeping it on during daily driving is the safest option, especially in rural areas or on winding roads, as it helps reduce the risk of accidents. Many new models, such as those from Volkswagen or Honda, come equipped with this button, typically located in the control area near the steering wheel. Operation is simple—just press the button—but avoid turning it off in dark environments.

[LilahLynn]

When I recently bought a car, a friend asked me what AFSOFF means. After checking some information, I understood. It's a small button to turn off the vehicle's adaptive headlights. With this function on, the lights rotate with the steering wheel, illuminating the road brighter when turning. After turning it off, the lights stay fixed in position. Last time when I was driving on a bumpy mountain road, the lights were shaking too much and felt dazzling, so I tried turning off AFS, and it immediately felt much better. It's also convenient to turn it off in narrow urban parking lanes to avoid the lights swiveling and distracting. However, it's better not to turn it off on highways to avoid poor visibility. The switch location varies by car; on my car, it's easy to find on the light control panel. Beginners might press it by mistake, thinking the lights are broken, but actually, the indicator light shows the status. It's quite practical once you get used to it, but it's not recommended to keep it off for long periods.

[DiPeter]

As a safety-conscious driver, I approach the AFS OFF switch with caution. It allows deactivating the Adaptive Front-lighting System, eliminating automatic light adjustments. However, this poses potential risks: with AFS enabled, headlights illuminate curves to prevent blind spots; disabling them results in fixed beam projection, reducing visibility on dark roads and increasing accident risks at turns. Therefore, it should only be used briefly in specific situations - like temporarily turning it off when severe road bumps cause excessive light oscillation, or at car washes to prevent accidental activation. Avoid prolonged deactivation during night driving or hazardous road sections; maintaining automatic illumination is safest. Operation is simple - just press the button labeled "AFS Off" (indicator light will illuminate). Most compact cars like Toyotas feature this function - regularly check system status.