Wrong Location Of Vehicle, No GPS Reception

CHECK SYMPTOM.
Check in which condition (place) the vehicle is located out of position.

Does it occur in any places?
- Yes : Go to 2.
- No : Go to 4.
CHECK EXTERNAL DEVICE INSTALLATION.
Check if an external device is installed near the GPS antenna or unit.

Is an external device installed?
- Yes : Remove the external device. There is no failure if it returns to normal. If the fault is not fixed: Go to 3.
- No : Go to 3.
CHECK DIAGNOSTIC MODE.
Check the GPS item on the {Line Diag} screen. Ref. to ENTERTAINMENT>Navigation System>OPERATION>CHECK CONNECTIONS WITH LINE DIAG MODE .

Is the display OK?
- Yes : Go to 5.
- No : Go to 4.
CHECK GPS ANTENNA.
Check that the GPS antenna connector is connected.

Is the connector connected?
- Yes : Replace the navigation assembly. Ref. to ENTERTAINMENT>Navigation Body .
- No : Replace the GPS antenna. Ref. to ENTERTAINMENT>GPS Antenna .
INSPECTION OF VEHICLE SPEED SENSOR.
Read the DTC of VDC control module using Subaru Select Monitor.

NOTE: For detailed operation procedures, refer to "Application help".

Is DTC displayed?
- Yes : Perform the diagnosis according to DTC. Ref. to BRAKE CONTROL (DIAGNOSTICS)>List of Diagnostic Trouble Code (DTC)>LIST .
- No : Go to 6.
CHECK VEHICLE SPEED SIGNAL.
Check the vehicle speed pulse using an oscilloscope.

Is the pulse normal?
- Yes : Replace the navigation assembly. Ref. to ENTERTAINMENT>Navigation Body .
- No : Go to 7.
CHECK VEHICLE SPEED PULSE SIGNAL HARNESS.
1. Disconnect the VDC control module connector.
2. Check the vehicle speed pulse with VDC control module connector using an oscilloscope.
Is there any noise while the vehicle stops?
- Yes : Replace the VDC control module. Ref. to VDC VEHICLE DYNAMICS CONTROL (VDC)>VDC Control Module and Hydraulic Control Unit (VDCCM&H/U) .
- No : Repair or replace the harness.