Precis L4-1468cc 1.5L SOHC (1993)
Volume Air Flow Sensor: Description and Operation
California Emissions
Volume Air Flow Sensor (VAF Sensor) Circuit
PURPOSE
The Air Flow Sensor (AFS) measures the amount of air entering the intake manifold to provide the ECU with precise intake volume information.
The AFS is a "Karman Vortex" type which measures the intake air volume.
