F 350 4WD Super Duty V10-6.8L (2002)
Transmission Mode Switch: Description and Operation
PCM Inputs
TRANSMISSION CONTROL SWITCH
Transmission Control Switch (TCS)
Transmission Control Switch (TCS)
The Transmission Control Switch (TCS) (Figures 43 and 44) signals the PCM with key power whenever the TCS is pressed. On vehicles with this
feature, the Transmission Control Indicator Lamp (TCIL) lights when the TCS is cycled to disengage overdrive. The operator of the vehicle controls
the position of the TCS.
