Dear all,
My mother in law owns a F900BT with which she never had any issues till recently.
All of a sudden the GPS position is a few hundred meters of.
With her car parked in front of her house, the AVIC believes she is @ different location
Navigating still works, but is without any use if the AVIC does not know the correct location
So I guess the GPS must be recalibrated.
Found service manual suggesting GGV1322 Service Test Disk and GPS receiver test
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1. Copy a "TestMode" folder under “TestMode” folder on GGV1322 to a SD card.
Note: "TestMode" folder must b
