What's wrong with stepping on the gas occasionally?

The reasons why there is no response when stepping on the accelerator are: 1, gearbox failure; 2. Throttle is blocked; 3. The accelerator pedal is faulty; 4. Start the brake priority system; 5. The throttle position sensor is too dirty or the voltage is unbalanced.

The correct way to step on the accelerator is: 1, and the right heel is placed on the cab floor as a fulcrum; 2. Gently step on the accelerator pedal with the sole of your foot, and step on or relax with the extension and flexion of your ankle; 3, put the accelerator pedal, the force should be gentle, so as to tread slowly. Throttle is a part of automobile fuel supply system, and its function is to control the opening of engine throttle, air intake and engine speed by controlling its pedaling amount.