Inspection Procedure

1. CHECK MAP DISC 
   1. Check that the map disc is not deformed or cracked.

   OK: No deformations or cracks appear on the map disc. 

   Fig 1: Identifying Damage Disc

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   NG: REPLACE MAP DISC 

   OK: Go To Next Step. 

2. CHECK MAP DISC 
   1. Check for dirt on the map disc surface.

   OK: No dirt is on the map disc surface. 

   HINT:

   If dirt is on the map disc surface, wipe it with a soft cloth from inside to outside in a radial direction.

   NOTE: Do not use conventional record cleaner or anti-static preservative.
   Fig 2: Wiping Disc

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   NG: CLEAN MAP DISC 

   OK: Go To Next Step. 

3. NAVIGATION CHECK MODE (MICROPHONE CHECK) 

1. Enter the "Microphone Check" mode (see NAVIGATION CHECK MODE (MICROPHONE CHECK)  )
2. Follow the directions on the screen. Check if the word recognition indicator is displayed in green in each item.

OK: All check items are recognized. 

NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  PROBLEM SYMPTOMS TABLE  

Fig 3: Microphone Check

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE RADIO AND NAVIGATION ASSY (SEE  RADIO RECEIVER ASSY  )