Transmission Control (TC) Switch
WARNING: This page is about a different car, the 2006 Ford Pickup, 2006 Ford F550 Super Duty, 2006 Ford F450 Super Duty, and 2006 Ford Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
On some models the indicator is located on the end of the selector lever and on other models it is located on the instrument panel.
The transmission control (TC) switch is a momentary contact switch that is located on the end of the selector lever.
Pushing the TC switch will either disengage or engage the tow/haul function of the transmission. If tow/haul is disengaged, the word OFF will illuminate on the indicator.