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Home › Acura › 2007 › RDX › Repair and Diagnosis › Accessories & Equipment › Entertainment Systems › Audio System › Self-diagnostic Function › Communication Connection Check Mode

Communication Connection Check Mode

NOTE:
  • Not all self-diagnostic functions appear on all models.
  • There may be other self-diagnostic functions that are for factory use only.
  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.
  3. Press the No. 6 button, and the communication connection check mode begins.

    With ELS audio system With premium audio system

    Fig 1: Identifying Audio System Buttons
    G06223048Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Each time you press the No. 6 button, the communication connection state is displayed in the following order.
    NOTE: If the audio-HVAC subdisplay or the audio-HVAC display is blank in all headlight positions, or blank only when the headlights are turned on, check for B-CAN DTCs.

    Display Specifications 

    DISPLAYED SEGMENTS REFERENCE

    Displayed Segments State Remarks
    DSP OK The audio-HVAC subdisplay unit or the audio-HVAC display unit is connected.  
    DSP NG The audio-HVAC subdisplay unit or the audio-HVAC display unit is not connected.  
    AC OK The climate control unit is connected.  
    AC NG The climate control unit is not connected.  
    AMP OK 00 The stereo amplifier is connected. Applicable to the ELS audio system
    AMP OK 04 The stereo amplifier is connected (Error has occurred four times in the past). Applicable to the ELS audio system
    AMP NG The stereo amplifier is not connected. Applicable to the ELS audio system
    NOTE: Any other diagnostic screens shown are for factory use only.
  5. The self-diagnostic function ends when you turn the audio unit, or the ignition switch to LOCK (0).
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