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a. Check that the map disc is not deformed or cracked. Fig. 364: Checking Map Disc For Deformed Or Cracked OK: No deformations or cracks on the map disc. NG: REPLACE MAP DISC OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS GPS MARK IS NOT DISPLAYED INSPECTION PROCEDURE 1. CHECK CABIN a. Check the cabin for any object that might interrupt radio reception on the instrument panel. If such an object exists, remove it and check if the GPS mark reappears. HINT: The GPS uses extremely faint radio waves originating from satellites. If the signal is interrupted by OK: Mark appears. NG: Go to step 2 OK: NORMAL OPERATION 2. CHECK SURROUNDINGS a. Check if the vehicle is in a location where GPS signal reception is poor. If the vehicle is in such a place, relocate the vehicle and check if the GPS mark reappears. HINT:
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Navigation - Tundra
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