How to Fix the Toyota Sienna's Navigation
- 1). Turn on the navigation system. Press the "Setup" button on the right side of the unit.
- 2). Select "General" from the top right side of the touch-screen menu.
- 3). Press the "Down" button. Choose "Delete Personal Data."
- 4). Select "Delete Personal Data" again when prompted. Touch "Yes" to confirm your choice. Your navigation system will restore itself to its factory settings.
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