Econoline E150 1/2 Ton V8-4.6L SOHC VIN W (2001)
Transmission Mode Indicator - A/T: Description and Operation
TRANSMISSION CONTROL INDICATOR LAMP
The Transmission Control Indicator Lamp (TCIL) is an output signal from the PCM that controls the lamp on/off function depending on the
engagement or disengagement of overdrive. Refer to Transmission Control Switch, PCM Inputs.
