Assertion: accelerator | /r/HasProperty | closed
Facets:
value: partially
type: DEGREE
Source sentences:
text: When the throttle is partially closed, a manifold vacuum develops as the intake drops below ambient pressure.
text: Even in those units that are not "drive-by-wire", there will often be a small solenoid driven valve, the Idle Air Control Valve (IACV), that the ECU uses to control the amount of air that can bypass the main throttle opening to allow the engine to idle when the throttle is closed.
text: The throttle is either open or closed (although there is always a small hole or other bypass to allow a small amount of air to flow through so the engine can idle when the throttle is closed), or some intermediate position.