What is the throttle opening 14%?

When idling, the throttle opening is generally 2~5 degrees.

1, throttle opening refers to the opening angle of engine throttle. It is the driver who changes the angle through the accelerator pedal. Does the different throttle opening indicate the different working conditions of the engine?

2. When idling, the engine speed is related to the throttle opening. If the throttle valve is too wide, the engine speed will be too fast, and if the throttle valve is too small, the engine will shake or even stall.