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Home >> Infiniti >> 1994 >> Q45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Basic Testing >> Ignition Checks >> DISTRIBUTORLESS Ignition System Checks >> Camshaft Position Sensor
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Camshaft Position Sensor

  1. Remove camshaft position sensor from engine. DO NOT disconnect camshaft position sensor harness connector. Turn ignition on (engine off).
  2. Connect negative lead of an analog voltmeter to ground. Rotate camshaft position sensor shaft slowly by hand. Connect positive voltmeter lead to camshaft position sensor connector terminal No. 1 (90-degree signal). Voltage should fluctuate between zero and 5 volts. Move voltmeter positive lead to terminal No. 2 (one-degree signal). Voltage should again fluctuate between zero and 5 volts. See Fig 1 .
Fig 1: Checking Camshaft Position Sensor & Sub-Camshaft Position Sensor
G93D78462Courtesy of NISSAN MOTOR CO., U.S.A.
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