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DTC 58-42 Map Disc Read Error; DTC 80-42 Map Disc Read Error: Description

MAP DISC READ ERROR

DTC No.	DTC Detection Condition	Trouble Area
58-42	Player error Scratches or dirt on the disc Access to an invalid address due to software error	Map disc Radio and navigation assembly
80-42	Player error Scratches or dirt on the disc Access to an invalid address due to software error	Map disc Radio and navigation assembly

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.
Fig 1: Ensure CD Is Not Cracked Or Deformed
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

NG: Go to step 4

OK: GO TO NEXT STEP.
DISC CLEANING
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
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DTC CLEAR AND RECHECK
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 RADIO AND NAVIGATION ASSEMBLY