4 Runner 2WD L4-144.4 2366cc 2.4L SOHC (22R-E) (1990)
Engine RPM Sensor (NE signal): 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.