New Yorker V6-3.5L VIN F (1994)
Neutral Safety Switch: Description and Operation
PURPOSE
Signals the Powertrain Control Module (PCM) of gear selection.
OPERATION
On vehicles equipped with automatic transmissions, the park/neutral switch indicates if the transmission is in NEUTRAL, PARK, or a DRIVE
GEAR. Based on input from this switch the PCM will adjust fuel injector pulse width, ignition timing advance, and idle speed.
