Car-Navigation System Diagnosis Screen Information
- Select "SET UP MENU".
- Select "SYSTEM INFORMATION".
- Select "VERSION".
- Press the joystick up 2 times, then down 2 times.
- Select one of two menus "WIRING CHECK" or "GPS".
- WIRING CHECK
- Speed (MPH)
- ACC voltage
- Speed pulse
- Accuracy level
- GPS
- WIRING CHECK