Engaging four-wheel drive functionality in a vehicle involves activating a system designed to provide power to all four wheels simultaneously. This action is typically initiated through a switch, lever, or button located within the vehicle’s cabin. For instance, a driver might select a “4H” (four-wheel drive high range) setting to improve traction on a snow-covered road.
Activating this system offers enhanced traction and control, particularly advantageous in challenging terrains or adverse weather conditions. Historically, this technology has played a vital role in enabling vehicles to navigate difficult landscapes, from unpaved roads to off-road trails, providing increased mobility and safety. It offers better grip than two-wheel drive especially on loose or slippery surfaces.