Corolla Wagon 4WD L4-96.8 1587cc 1.6L DOHC (4A-FE) (1990)
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Camshaft Position Sensor: Description and Operation
Engine speed is sensed via pick-up coils in the distributor. This information is sent to the ECU and used to determine crankshaft position and engine
rpm. Crankshaft position is input through terminal G and engine rpm is input through terminal NE of the ECU.