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Home >> Infiniti >> 2017 >> QX70 RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 211 (Brake Control System (Diagnostic Trouble Codes (DTCS) C1AC0-U1511 And Circuit Diagnosis) (Hybrid)) >> DTC / Circuit Diagnosis >> Warning Buzzer >> Component Inspection

Component Inspection

WARNING: This page is about a different car, the 2016 Infiniti Q50. However, it is still accessible from the selected car via links, so may be relevant.

  1. WARNING BUZZER INSPECTION

    1. Turn the ignition switch OFF and disconnect CONSULT from data link connector.
    2. Get out of the vehicle, close all doors (including trunk lid), check that the map lamp is OFF, and wait for 3 minutes or more without opening these doors.
      CAUTION:

      Never operate the vehicle.

    3. Disconnect 12V battery cable from negative terminal. Refer to PRECAUTION FOR REMOVING 12V BATTERY .
    4. Disconnect warning buzzer harness connector.
    5. Apply voltage of 12 V between warning buzzer connector terminals (1) and (2).
      Condition Warning buzzer
      Voltage applied Sound
      Voltage not applied No sound

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Replace the warning buzzer. Refer to REMOVAL AND INSTALLATION .

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