Operating a motor vehicle with one foot for the accelerator and the other for the brake is generally discouraged, though not explicitly outlawed in most jurisdictions. Such a practice can lead to unintended simultaneous activation of both pedals, increasing the risk of collisions, particularly in emergency situations requiring rapid deceleration. For instance, a panicked driver might inadvertently press both pedals at once, hindering effective braking.
Promoting the use of a single foot for both pedals contributes to safer driving practices. Consistent application of one foot allows for more controlled and predictable vehicle operation. Historically, vehicle designs with closely spaced pedals and manual transmissions encouraged single-foot operation. While modern vehicles often have more spaced-out pedals and automatic transmissions, maintaining the single-foot habit remains a cornerstone of driver safety education.