The 2002 Lexus radio and navigation system fuse can be found in
the fuse box. The radio and navigation system fuse will be the
number six fuse.
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Radio aids to navigation.
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Wilfred John Davy Allan has written:
'The observer's book on radio navigation' -- subject(s): Radio
in aeronautics, Navigation (Aeronautics)
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When you hear the navigation instructions, you can simply use
the radio volume knob to increase or decrease the navigation
volume. If you want to mute the navigation volume, push the "mute"
button in the midst of audio navigation instructions.