D50/Power Ram 50 V6-181 3.0L SOHC (1991)
Crankshaft Position Sensor: Description and Operation
Distributor Assembly
The Crank Angle Sensor and the Top Dead Center Sensor are located within the distributor housing. These sensors are incorporated into one unit,
consisting of a disc and a pick-up unit. The disc is affixed to the distributor shaft and the light-transmitting unit is mounted stationary to the distributor
housing.
Crank Angle And #1 TDC Sensor
The disc contains 4 large slits around its circumference to indicate the crankshaft angle. An additional light-transmission slit located inward from the
edge is used to indicate number one cylinder's top dead center position. The pick-up unit assembly uses two luminous diodes and two photo diodes, in