It could be the fuel pump, fuel pressure sensor, or PCM
yes there is 2004 Ford Taurus Throttle Position Sensor - Partstrain.com
how do you reset the throttle position sensor on a Ford Taurus 3.8 1992
It's attached to the throttle body.
Its on the back of the throttle body.
It's on the side of the large tube coming into throttle body drivers side.
it is beyond the main throttle body. it is round about the size of a tangerine. it is black on my car.
Contact your dealer.
idle speed controll or tps throttle sensor
There is a problem with the emissions system.
check your transmission fluid, if it is low it will slip
Have the speed sensor replaced.
It's the box with 6 plug wires on top driver side of throttle body