Failure Diagnosis Menu

On Service Menu, click Failure Diagnosis to display the following screen.

Fig 1: Failure Diagnosis Menu Display

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1. System Check

   On the Failure Diagnosis screen, click System Check to display the following screen.

   Fig 2: System Check Display

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   OK: Each connection device is connected properly.

   NG: Connection is not established, or connection status (including harness) is faulty.

   Check the connection status of the connector and harness. If there are no problems, the connection device or unit could be faulty.

   NOTE:

   • Check the external connection terminals (USB 1, USB 2 and AUX) by connecting memory or a pin jack for inspection.
   • The following shows information to be displayed and its description.

   Item	Item detection method	OK judgment condition	Note
   GPS	Direct line	GPS antenna is connected. (NG is displayed when short circuit is detected.)	Only model with navigation system
   MIC	Direct line	(i87) No. 6 falls to GND level.	-
   Rr_CAM	Direct line	Synchronized signals from the camera are input to (i146) No. 3.	-
   AUX	Direct line	(i87) No. 25 falls to GND level.	-
   USB1	Communication	USB device is connected to USB-HUB to obtain USB device information properly. (Should be recognizable as a supported USB device.)	-
   USB2	Communication	USB device is connected to USB-HUB to obtain USB device information properly. (Should be recognizable as a supported USB device.)	-
   SXM	Direct line	XM-ANT is connected. (NG is displayed when short circuit is detected.)	It takes approx. 30 seconds to become recognizable.

2. SD Check

On the Failure Diagnosis screen, click SD Check to display the following screen.

Fig 3: SD Check Display

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On the SD Check screen, click SD Check to display a diagnostic result.

OK: There is no defect on the SD card.

NG: There is defect on the SD card.