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Home >> Infiniti >> 2004 >> Q45 >> Repair and Diagnosis >> Electrical >> Gauges >> Driver Information System >> Warning Chime >> Key Switch Insert Signal Inspection >> 1. Check Key Switch Input Signal >> Without CONSULT-II
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Without CONSULT-II

  1. Disconnect BCM connector.
  2. Check voltage between BCM harness connector M4 terminal 69 (PU/W) and ground.

    When key is inserted to ignition key cylinder: Approx. 12V

    When key is removed to ignition key cylinder: Approx. 0V

    Fig 1: Checking Key Switch input Signal (Without Consult-II)
    G00394111Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

  1. OK: Key switch and key lock solenoid (key switch) is OK.
  2. NG: GO TO 2  .