Not exact matches
Basically engine shuts off when the vehicle is not moving to save fuel and as soon as the driver touches the
throttle pedal, depending upon the load
demand (aka
throttle position etc.) fuel and spark timing is calculated by the computer and combustion begins to keep the vehicle transition smooth.
A defective
throttle position sensor will confuse the ECU into thinking the vehicle's operator is
demanding more or less fuel, when neither is really neccessary.
The transmission will also recognise when the car is performing a series of overtaking manoeuvres requiring rapid changes in
throttle position and, rather than change up, remain in a lower gear ready for the next
demand for acceleration.