FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
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Navigation Audio Unit Self-Diagnostics

NAVIGATION AUDIO UNIT SELF-DIAGNOSTICS

The navigation system provides internal self-diagnostics to assist with diagnosing vehicle concerns.

Press and hold the 3 and 6 memory preset buttons for 3 seconds.







Press the End Test button on the screen to exit the speaker walk test.







The following diagnostics are available using the on-screen buttons as follows:
- ON DEMAND SELF TEST provides internal self-test diagnostics and displays all the DTCs resulting from the self-test.
- VIEW DTCs provides a list of all the DTCs currently stored in memory.
- CONFIGURATION STATUS displays the current unit configuration.
- SYSTEM INFO provides the navigation module part number and software information.
- GPS INFO provides satellite information and vehicle current information.
- SPEAKER WALK TEST carries out a speaker walk-around test.
- MULTI-DISC TEST carries out a test of the compact disc (CD) player mechanism.
- DISPLAY TEST allows testing of the screen colors, and of the individual touch sectors on the screen.
- HARDKEY TEST checks any of the buttons operation.
- RADIO SIGNAL STRENGTH carries out a test of the antenna signal.