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Home >> Acura >> 2007 >> RDX >> Repair and Diagnosis >> Accessories & Equipment >> Infotainment >> Audio System >> Self-diagnostic Function >> How to Use the Audio System Self-diagnostic Function

How to Use the Audio System Self-diagnostic Function

  1. Turn the ignition switch to ON (II). Turn the audio unit off.
  2. Push and hold the No. 1 and No. 6 buttons. While holding the buttons, push the PWR knob to on. Release the buttons and the self-diagnostic function begins. With ELS audio system With premium audio system
    Fig 1: Identifying Audio System Buttons
    G06223040Courtesy of AMERICAN HONDA MOTOR CO., INC.
  3. By pressing a preset button, the input will trigger the diagnostic mode that is assigned to that preset switch.

    No. 3 button 

    Entire LCD lighting/light-out mode: Turns on/off the entire LCD to show the presence or absence of an LCD segment failure.

    No. 4 button 

    Illumination level indication mode: Indicates the duty cycle for the illumination dimmer control of the gauge assembly.

    Gauge dimmer control values:

    Headlights off: OFF

    Headlights on: 01 (max low) through 22 (max high)

    No. 5 button 

    Vehicle speed pulse indication mode: Indicates the Vehicle speed pulse.

    AM/FM or FM button (Push and hold 5 sec.) 

    Reception level check mode: Indicates the reception level. When entering the reception level check mode, the AM/ FM button or FM button is used to change the main/sub antenna.

  4. The self-diagnostic function ends when you turn the audio unit off, or turn the ignition switch to LOCK (0).
    NOTE: Any other diagnostic screens shown are for factory use only.