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Home >> Infiniti >> 1991 >> Q45 a >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - System/Component Tests >> Ignition System >> DISTRIBUTORLESS Ignition System >> Crankshaft Angle Sensor

Crankshaft Angle Sensor

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ECU depends upon crankshaft angle sensor for RPM signals. Signals are used by ECU to determine triggering of power transistors and fuel injectors. See CRANKSHAFT ANGLE SENSOR and SUB-CRANK ANGLE SENSOR under ENGINE SENSORS & SWITCHES.

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