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Home >> Infiniti >> 1994 >> G20 Automatic, 1RL4F03V >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Ignition System >> Optical Ignition System >> Crankshaft Position Sensor

Crankshaft Position Sensor

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ECM depends upon crankshaft position sensor for RPM signals. Signals are used by ECM to determine triggering of power transistor and fuel injectors. See CRANKSHAFT POSITION SENSOR under ENGINE SENSORS & SWITCHES  .