Route cannot be Calculated (To 8/2009): Procedure

1. Check that the map disc is not deformed or cracked.
   Fig 1: Ensure Map Disc Is Not Cracked Or Deformed

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   OK

   No deformations or cracks on the map disc

NG → REPLACE MAP DISC 

OK: Go to next step 

1. Check that condensation is not likely to occur in the cabin, and that the temperature is not high or extremely low in the cabin.

   HINT: 

   • A humid cabin and a rapid change in temperature may lead to condensation. Condensation in the cabin may cause a short circuit.
   • The navigation system may not operate normally when the temperature is -20°C (-4°F) or lower, or 65°C (149°F) or higher.

   OK

   Condensation is not likely being produced and the temperature is not high or extremely low.

NG → CABIN TO APPROPRIATE TEMPERATURE 

OK: Go to next step 

1. Set another destination and check if the system can calculate the route correctly.

   OK

   Route can be correctly calculated.

NG → See step   4 

OK → NORMAL OPERATION