SymptomPossible cause Possible solution
No image is displayed. The brightness is at the lowest setting. Adjust the brightness of the display.
The display is turned off. Press the
button to turn on the display.
The system is in overheat mode due to excessive
high temperature. Wait until the system cools down.
No voice guidance is available.
or
The volume is too high or too low. The volume is not set correctly, or it is turned off. Adjust the volume of voice guidance or turn voice guidance on.
No map is displayed on the screen. The map SD-card is not inserted. Insert the map SD-card correctly.
A screen other than map screen is displayed. Press MAP.
The screen is too dim. The movement is slow. The temperature in the interior of the vehicle is low. Wait until the interior of the vehicle has warmed up.
Some pixels in the display are darker or
brighter than others. This condition is an inherent characteristic of liquid
crystal displays. This is not a malfunction.
Some menu items cannot be selected. Some menu items become unavailable while the vehicle is driven. Park the vehicle in a safe location, and then operate the navigation system.
NOTE:
Locations stored in the Address Book and other memory functions may be lost if the vehicle’s battery is disconnected or is discharged.
If this occurs, service the vehicle’s battery as necessary and re-enter the information in the Address Book.
BASIC OPERATIONS
7-2Troubleshooting guide
