See also:

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 on the ...

How to use the STATUS button
The STATUS button is used to display system information. Three different split screens of information are available. Press the STATUS button multiple times to cycle through these screens as follows: ...

Troubleshooting guide
The system should respond correctly to all voice commands without difficulty. If problems are encountered, follow the solutions given in this guide for the appropriate error. Where the solutions ar ...