Navigation System (for CrewMax)

NAVIGATION: NAVIGATION SYSTEM (for CrewMax): 58-42: Map Disc Read Error

DTC 58-42 - Map Disc Read Error

DTC 80-42 - Map Disc Read Error

DESCRIPTION





INSPECTION PROCEDURE
HINT: After the inspection is completed, clear the DTCs Navigation System (for CrewMax).

PROCEDURE

1. CHECK MAP DISC




(a) Check that the map disc is not deformed or cracked.
OK:
No deformations or cracks on the map disc.
NG -- REPLACE MAP DISC
OK -- Continue to next step.
2. DISC CLEANING




(a) 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 antistatic preservative.

NEXT -- Continue to next step.
3. DTC CLEAR AND RECHECK
(a) Clear the DTCs Navigation System (for CrewMax).
(b) Recheck for DTCs and check if the same trouble occurs again.
OK:
Same problem does not occur.
NG -- REPLACE MAP DISC
OK -- DISC WAS DIRTY
4. REPLACE MAP DISC
(a) Replace the map disc.
(b) Clear the DTCs and recheck for DTCs.
(c) Check if the same trouble occurs again.
OK:
Same problem does not occur.

Result





C -- REPLACE NAVIGATION RECEIVER
B -- REPLACE NAVIGATION RECEIVER
A -- DISC IS FAULTY