See also:

Useful tips for correct operation
You can display useful speaking tips to help the system recognize your voice commands correctly. 1. Select “Help on Speaking”. 2. You can confirm the page by scrolling the screen. ...

Clearing the programmed information
Individual buttons cannot be cleared. However, to clear all programming, press and hold the two outside buttons and release when the indicator light begins to flash (approximately 20 seconds). ...

Uniform tire quality grading
DOT (Department of Transportation) Quality Grades: All passenger car tires must conform to federal safety requirements in addition to these grades. Quality grades can be found where applicable ...