1992 Celica Coupe L4-132 22L DOHC - RPM Sensor (NE signal)
Engine RPM Sensor (NE signal): Description and Operation
PURPOSE
Engine speed is sensed via pick-up coils in the distributor. This information is sent to the ECU to determine crankshaft position and engine rpm.
OPERATION
Crankshaft position is input through terminal G and engine rpm is input through terminal NE of the ECU.