Inspection Procedure

WARNING: This page is about a different car, the 2008 Toyota Avalon. However, it is still accessible from the selected car via links, so may be relevant.

HINT:

After the inspection is completed, clear the DTCs.

CHECK MAP DISC
1. Check that the map disc is not deformed or cracked.
  OK: No deformations or cracks on the map disc.
NG: Go to step 4

Fig 1: Precaution For Map Disc
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

OK: Go to Next Step
CLEAN DISC
1. Disc cleaning
  1. If dirt is on the disc surface, wipe it clean with a soft cloth from the inside to the outside in a radial direction.
    NOTE: Do not use a conventional record cleaner or anti-static preservative.
    
    Fig 2: Cleaning Disc With Soft Cloth
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
RECHECK DTC
1. Clear the DTCs (See DTC CHECK/CLEAR ).
2. Recheck for DTCs and check if the same trouble occurs again.
  OK: Same problem does not occur.
OK : END

NG: Go to Next Step
REPLACE MAP DISC
1. Replace the map disc.
2. Clear the DTCs and recheck for DTCs.
3. Check if the same trouble occurs again.
  OK: Same problem does not occur.
OK : END

NG: REPLACE NAVIGATION ECU