Pinpoint Test B : The navigation map screen does not display, even when the "NAVIGATION" button is pressed (screen does not change.)
NOTE:
When re-confirming the symptoms after inspecting the wiring harness/connector, turn the ignition status to OFF, wait for the Audio power button LED on the display to turn OFF, then turn the ignition status to ON and run the diagnosis again from the beginning.
- B1: NO RESPONSE TO PRESSING NAVIGATION MENU NOTE: 15 minutes are required for the program to update. If the ignition is accidentally turned OFF, turn the ignition ON again, and wait for 15 minutes.
Check that the ignition was not turned 'OFF' during a navigation software update.
Was the ignition turned 'OFF' during a navigation software update?
YES: Wait for 15 minutes with the ignition ON. Then turn the ignition to OFF then ignition ON.
NO: Refer to electrical circuit diagrams and check integrity of navigation system wiring harness and connectors.
NO: Go to step 2.
- B2: NO RESPONSE TO PRESSING NAVIGATION MENU
Wait for 15 minutes with the ignition ON. Then turn the ignition to OFF then ignition ON.
Does the navigation screen displays when the "NAVIGATION" button is pressed.
YES: Operation is normal.
NO: Check and install a new Touch Screen Display (TSD) as required. Refer to the new module/component installation note at top of DTC Index.