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The Throttle Actuator control is the part of the Electronic Throttle Body and is not serviceable seperate to the throttle body. The Throttle body will need to be replaced as a unit. They are somewhat common to fail on the Explorer.
WHAT IS THE PART NUMBER
COME TO THINK OF IT THEIR WAS AN ODD NOISE COMING FROM THAT AREA WHEN I TURNED THE IGNITION ON. IS THEIR A WAY TO RESET THE FAILSAFE IT GAVE ME ON THE HEADS UP DISP