Explorer 2WD V6-4.0L VIN K Flex Fuel (2002)
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Transmission Mode Switch: Description and Operation
PCM Output
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 in Hardware PCM Inputs.