Montero LS 4WD V6-2972cc 3.0L SOHC 12 Valve (1994)
Vehicle Speed Sensor: Description and Operation
PURPOSE
The Vehicle speed sensor is a Reed switch type unit used by the ECM for fuel injector duration calculations, and for the Cruise Control to
determine road speed.
OPERATION
The vehicle speed sensor is incorporated within the speedometer; it converts vehicle speed data to pulse signals and inputs those signals to the
engine control module. The engine control module, based upon those signals, regulates the idle air control motor, etc..
