Laser FWD L4-1997cc 2.0L DOHC Turbo (1993)
Transmission Speed Sensor: Description and Operation
Pulse Generator "A"
Pulse Generators
PURPOSE
Measures the input RPM to the transmission after the Torque Converter.
CONSTRUCTION
The Pulse Generator "A" consists of a permanent magnet and a pickup coil.
OPERATION
The outer circumference of the of the kickdown drum has 4 holes drilled in it. As the drum rotates, the holes are moved past the pulse generator,
causing a fluctuation in the magnetic field within the pulse generator. These fluctuations are transmitted through the pick up coil as an electrical
signal.
