Inspection Procedure

1. 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 1: Wiping Disc

   Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

   NG: CLEAN MAP DISC 

   OK: Go To Next Step. 

2. 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 2: Identifying Damage Disc

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: REPLACE MAP DISC 

OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN  DIAGNOSTIC TROUBLE CODE CHART