Route cannot be Calculated (FROM 12/2010): Procedure

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

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   OK

   No deformations or cracks on the map disc

NG → REPLACE MAP DISC 

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   3 

OK → NORMAL OPERATION