Diagnostic Assist Code "01" Display Inspection
- Press the "Diagnostic assist code input switch", and input the diagnostic assist code "01".
- Select "ENTER".
Inspection Display Action - Launch the display inspection mode.
- Verify the display.
Red→Green→Blue→White→Black→Color bar→Grey bar→Position adjustment screen The display displays normally. The display is normal. The display does not display normally. Replace the car-navigation unit.
(See CAR-NAVIGATION UNIT REMOVAL/INSTALLATION .) - Press the POWER/VOLUME switch to return to the diagnostic assist code input screen.
- Press the POWER/VOLUME switch to release the diagnostic assist function.