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Home >> Infiniti >> 2015 >> QX70 AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Infotainment >> Audio, Visual & Navigation System (With Navigation - Introduction, Wiring Diagrams, Basic Inspection And Diagnostic Trouble Codes (DTCS) B2720-U1000) >> System Description >> Diagnosis System (Av Control Unit) >> On Board Diagnosis Function >> Starting Procedure
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Starting Procedure

  1. Start the engine.
  2. Turn the audio system OFF.
  3. While pressing the "SETTING" button, turn the volume control dial clockwise or counterclockwise for 40 clicks or more. (When the self-diagnosis mode is started, a short beep will be heard.)
    Fig 1: Turning Volume Control Dial While Pressing "SETTING" Button
    G07232780Courtesy of NISSAN NORTH AMERICA, INC.
    • Shifting from current screen to previous screen is performed by pressing "BACK" button.
  4. The trouble diagnosis initial screen is displayed, and then the items of "Self Diagnosis" and "Confirmation/Adjustment" can be selected.
    Fig 2: System Diagnostic Menu Self-Diagnosis And Confirmation/Adjustment Screen Display
    G06562125Courtesy of NISSAN NORTH AMERICA, INC.