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Home >> Isuzu >> 1987 >> Trooper II Base, 4D Utility, 2.3 L >> Repair and Diagnosis >> Engine Performance >> System >> Coasting Fuel Cut-Off System >> Operation >> Speed Sensor
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Speed Sensor

The speed sensor detects engine revolutions by sensing ignition pulses from the ignition coil. When engine speed exceeds 2000 RPM, the speed sensor turns off and coasting fuel cutout solenoid becomes de-energized.