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Home >> Subaru >> 2011 >> Outback R >> Repair and Diagnosis >> External Pages >> Different car >> Section 124 (Entertainment) >> Navigation System >> Inspection >> Check Each Connection >> Check UART Communication

Check UART Communication

WARNING: This page is about a different car, the 2012 Subaru Outback and 2012 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: When checking the GPS antenna, perform the check operation outdoors to improve the receiver sensitivity.
  1. Touch {Vehicle Signal Info.} on the << Dealer Diag Menu >> screen.
  2. Check that "ON" is displayed in the UART signal item.

    OK: Normal.

    NG: Abnormal. Check the signal line connection. If there are no problems, the unit could be faulty.

    NOTE: If the UART signal line connector is not connected, the marker line is not displayed when the rearview camera image is displayed.
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