Check Each Connection (Display Audio)

WARNING: This page is about a different car, the 2013 Subaru Forester. However, it is still accessible from the selected car via links, so may be relevant.

Turn the ignition switch to ON, and then while pressing the buttons (a) and (b), press and hold the button (c) for 3 seconds or more.

Fig 1: Identifying Connection Buttons
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The display will switch to the Line Diag screen.

Fig 2: Identifying Line Diag Screen
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- CHECK MICROPHONE
  Check that "OK" is displayed in MIC.
  
  OK: Normal.
  
  NG: Abnormal. Check the signal line connector. If there are no problems, the unit could be faulty.
- CHECK REARVIEW CAMERA
  Check that "OK" is displayed in Rr_CAM.
  
  OK: Normal.
  
  NG: Abnormal. Check the signal line connector. If there are no problems, the unit could be faulty.
- CHECK AUX
  Check that "OK" is displayed in AUX.
  
  OK: Normal.
  
  NG: Abnormal. Check the signal line connector. If there are no problems, the unit could be faulty.
- CHECK USB
  Check that "OK" is displayed in USB when USB memory is connected.
  
  NOTE:
  When USB memory is connected, it takes approximately 2 seconds for audio unit to recognize the USB memory.
  
  OK: Normal.
  
  NG: Abnormal. Check the signal line connector. If there are no problems, the unit could be faulty.