B4000 2WD V6-4.0L OHV (1994)
Clutch Switch: Description and Operation
PURPOSE
The Powertrain Control Module (PCM) uses the Clutch Pedal Position Switch (input) to determine engine load and adjust engine operating
parameters according to PCM programming.
View: Test Connections
OPERATION
The PCM sends out a 5 Volt reference signal through PCM terminal No.30 to the Clutch Pedal Position Switch.
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With the clutch pedal DEPRESSED the 5 Volt reference signal flows through the Clutch Pedal Position Switch and returns to the PCM at a
common ground at PCM terminal No.46.
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With the clutch pedal RELEASED current flow is interrupted and the PCM senses no current flow through PCM terminal No.30.
